Analysis
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max time kernel
149s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
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submitted
07-06-2024 03:07
General
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Target
ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1.exe
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Size
4.1MB
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MD5
dfb32879d0fd63b6442f140775eb1975
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SHA1
a77f4bf5a1730d314dca28719fb0e5b4e2c11ace
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SHA256
ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1
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SHA512
b427f98a1148ec135b38a4e7b6c81a1837daf77cfb1412a6b04c3627a2b276581732b369ff732a9d5353b44e56f7ac994792ef4238db3c761dd4b1b47c8a3c16
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SSDEEP
98304:JGrnwiB2dYFBQLVw0Jv37FWi1chPr/xRmmjECQgDNO:JG7LuY/yhvJWf/qmwCQmO
Malware Config
Signatures
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Glupteba
Glupteba is a modular loader written in Golang with various components.
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Glupteba payload 19 IoCs
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Detects Windows executables referencing non-Windows User-Agents 17 IoCs
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Detects executables Discord URL observed in first stage droppers 17 IoCs
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Detects executables containing URLs to raw contents of a Github gist 17 IoCs
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Detects executables containing artifacts associated with disabling Widnows Defender 17 IoCs
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Detects executables referencing many varying, potentially fake Windows User-Agents 17 IoCs
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Modifies Windows Firewall 2 TTPs 1 IoCs
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Executes dropped EXE 2 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
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Drops file in System32 directory 7 IoCs
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Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
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Drops file in Windows directory 2 IoCs
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Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs
Using powershell.exe command.
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Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Modifies data under HKEY_USERS 64 IoCs
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 10 IoCs
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Suspicious use of WriteProcessMemory 30 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1.exe"C:\Users\Admin\AppData\Local\Temp\ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1.exe"C:\Users\Admin\AppData\Local\Temp\ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4372,i,3724086843943218842,1026644135694712596,262144 --variations-seed-version --mojo-platform-channel-handle=1420 /prefetch:81⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Persistence
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sx5xqaoc.qgl.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeFilesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.logFilesize
2KB
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-InteractiveFilesize
19KB
MD53cd68d18c2b51a0864d95d79bebeed0f
SHA183a0be7b8fe0c043c258c8f4bbec5f3dea478885
SHA256dcd4b8a6fee18d79a4fc4e67cc7fe9200d5a39b80345b6b27db06f58d2dd5d7f
SHA512b69725c84b48a9c6a406fcb70ca71b64a515d617b1d86b67011eefc99205163d55ae6c8cec6b2fec73346c0aced93e9e59f83e50b0f73ee0ce8131670d080aa2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-InteractiveFilesize
19KB
MD515fb2f056786ec3b22f86dfe94b1b633
SHA109b27d86fad2e07cdf8cbc88d6727c30cc434408
SHA2565c429d201503df1c29501e3233b6db79952fa1998a9c7827809379dc81873ff9
SHA512326e17d78dd9f3a49ac31e26564e0a2082dac7998bae878331b626fd197ba3bcab0977bf0ffdee372bfae560cf39e6c5e4bf3d0bc3767f68c006326c78440190
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-InteractiveFilesize
19KB
MD55c8995b66b5e320c1f8f384997f7e55f
SHA16733aa6321992ee293fe4cabb67028a8f333f5cf
SHA256642673fbb0f74f9eefda704f89926726c0622af5c0d3a66be0ed693e2f4f5a03
SHA5126c569c26daddd54e1b542576242e4aab7008b3ad5cac26a353d3a2965594cd8f941c501537f04c7467ba57d198ca640497aa94a271725635c4201560bed82685
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-InteractiveFilesize
19KB
MD58cae656bf1a05988c87a0101aecf7cd2
SHA1df5022888d48c580976b25383adfb2dc54106700
SHA256bbaa9fc4b949585ce28ca45a6ab8b8bca1cdd25f0befdd95861c58af9f2559fa
SHA51210cdb971392c18f8515435b8b40e998f41a0f4417d0d0792d3db33809840af973ea9c55b568006deddfc1825876aa1737f2378f379dfad3b1948971be7ce2402
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-InteractiveFilesize
19KB
MD5060b2474b0ddc8cf9ff9d929a4d29366
SHA147552a81b043c8d51254d8c0fcfce59a8db3e6d2
SHA2567ae0a36748e397b80277cabc2350e75236203560c93d268320c70d1ab91b57a6
SHA5124a48288c45e6c42a3eb8b49975592ea82ff57a79bef4bd627c7ed404a2a1e5902034cce80b705a0aff5a27b968c89bc74473bee448c34db152c64589cef25641
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C:\Windows\rss\csrss.exeFilesize
4.1MB
MD5dfb32879d0fd63b6442f140775eb1975
SHA1a77f4bf5a1730d314dca28719fb0e5b4e2c11ace
SHA256ec045ab4c0957a1930d5effe265d30a1624713ea2897b78b7fddb5322d9960f1
SHA512b427f98a1148ec135b38a4e7b6c81a1837daf77cfb1412a6b04c3627a2b276581732b369ff732a9d5353b44e56f7ac994792ef4238db3c761dd4b1b47c8a3c16
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memory/1392-188-0x0000000005CA0000-0x0000000005CB1000-memory.dmpFilesize
68KB
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memory/1392-164-0x0000000005830000-0x0000000005B84000-memory.dmpFilesize
3.3MB
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memory/1392-175-0x0000000005F30000-0x0000000005F7C000-memory.dmpFilesize
304KB
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memory/1392-176-0x000000006FDF0000-0x000000006FE3C000-memory.dmpFilesize
304KB
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memory/1392-177-0x0000000070580000-0x00000000708D4000-memory.dmpFilesize
3.3MB
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memory/1392-187-0x0000000007110000-0x00000000071B3000-memory.dmpFilesize
652KB
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memory/1392-189-0x0000000005CE0000-0x0000000005CF4000-memory.dmpFilesize
80KB
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memory/2968-137-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/2968-80-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/3196-29-0x000000006FED0000-0x000000006FF1C000-memory.dmpFilesize
304KB
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memory/3196-28-0x0000000007870000-0x00000000078A2000-memory.dmpFilesize
200KB
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memory/3196-5-0x000000007403E000-0x000000007403F000-memory.dmpFilesize
4KB
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memory/3196-30-0x0000000074030000-0x00000000747E0000-memory.dmpFilesize
7.7MB
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memory/3196-31-0x0000000070480000-0x00000000707D4000-memory.dmpFilesize
3.3MB
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memory/3196-41-0x00000000078B0000-0x00000000078CE000-memory.dmpFilesize
120KB
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memory/3196-43-0x0000000074030000-0x00000000747E0000-memory.dmpFilesize
7.7MB
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memory/3196-42-0x00000000078D0000-0x0000000007973000-memory.dmpFilesize
652KB
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memory/3196-44-0x00000000079C0000-0x00000000079CA000-memory.dmpFilesize
40KB
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memory/3196-45-0x0000000007AD0000-0x0000000007B66000-memory.dmpFilesize
600KB
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memory/3196-46-0x00000000079D0000-0x00000000079E1000-memory.dmpFilesize
68KB
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memory/3196-47-0x0000000007A10000-0x0000000007A1E000-memory.dmpFilesize
56KB
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memory/3196-48-0x0000000007A30000-0x0000000007A44000-memory.dmpFilesize
80KB
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memory/3196-49-0x0000000007A70000-0x0000000007A8A000-memory.dmpFilesize
104KB
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memory/3196-50-0x0000000007A60000-0x0000000007A68000-memory.dmpFilesize
32KB
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memory/3196-53-0x0000000074030000-0x00000000747E0000-memory.dmpFilesize
7.7MB
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memory/3196-6-0x0000000004D20000-0x0000000004D56000-memory.dmpFilesize
216KB
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memory/3196-8-0x0000000074030000-0x00000000747E0000-memory.dmpFilesize
7.7MB
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memory/3196-7-0x0000000005470000-0x0000000005A98000-memory.dmpFilesize
6.2MB
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memory/3196-9-0x0000000005200000-0x0000000005222000-memory.dmpFilesize
136KB
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memory/3196-11-0x0000000005B90000-0x0000000005BF6000-memory.dmpFilesize
408KB
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memory/3196-10-0x00000000053B0000-0x0000000005416000-memory.dmpFilesize
408KB
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memory/3196-21-0x0000000005D00000-0x0000000006054000-memory.dmpFilesize
3.3MB
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memory/3196-22-0x0000000006310000-0x000000000632E000-memory.dmpFilesize
120KB
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memory/3196-27-0x00000000076C0000-0x00000000076DA000-memory.dmpFilesize
104KB
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memory/3196-23-0x0000000006330000-0x000000000637C000-memory.dmpFilesize
304KB
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memory/3196-24-0x0000000006860000-0x00000000068A4000-memory.dmpFilesize
272KB
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memory/3196-26-0x0000000007D20000-0x000000000839A000-memory.dmpFilesize
6.5MB
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memory/3196-25-0x0000000007620000-0x0000000007696000-memory.dmpFilesize
472KB
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memory/3260-119-0x0000000005A70000-0x0000000005DC4000-memory.dmpFilesize
3.3MB
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memory/3260-121-0x000000006FED0000-0x000000006FF1C000-memory.dmpFilesize
304KB
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memory/3260-122-0x0000000070070000-0x00000000703C4000-memory.dmpFilesize
3.3MB
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memory/3300-4-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/3300-2-0x0000000004F00000-0x00000000057EB000-memory.dmpFilesize
8.9MB
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memory/3300-81-0x0000000000400000-0x0000000000D1C000-memory.dmpFilesize
9.1MB
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memory/3300-3-0x0000000000400000-0x0000000000D1C000-memory.dmpFilesize
9.1MB
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memory/3300-1-0x00000000030D0000-0x00000000034D3000-memory.dmpFilesize
4.0MB
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memory/3300-56-0x00000000030D0000-0x00000000034D3000-memory.dmpFilesize
4.0MB
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memory/3300-57-0x0000000004F00000-0x00000000057EB000-memory.dmpFilesize
8.9MB
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memory/3300-55-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/3596-202-0x0000000070580000-0x00000000708D4000-memory.dmpFilesize
3.3MB
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memory/3596-201-0x000000006FDF0000-0x000000006FE3C000-memory.dmpFilesize
304KB
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memory/4260-219-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-221-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-237-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
-
memory/4260-235-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
-
memory/4260-162-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-233-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-231-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-229-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
-
memory/4260-227-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
-
memory/4260-225-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4260-223-0x0000000000400000-0x0000000002EDD000-memory.dmpFilesize
42.9MB
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memory/4324-97-0x000000006FED0000-0x000000006FF1C000-memory.dmpFilesize
304KB
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memory/4324-98-0x0000000070050000-0x00000000703A4000-memory.dmpFilesize
3.3MB
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memory/4480-69-0x0000000070050000-0x00000000703A4000-memory.dmpFilesize
3.3MB
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memory/4480-83-0x00000000074E0000-0x00000000074F4000-memory.dmpFilesize
80KB
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memory/4480-82-0x0000000007490000-0x00000000074A1000-memory.dmpFilesize
68KB
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memory/4480-79-0x0000000007170000-0x0000000007213000-memory.dmpFilesize
652KB
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memory/4480-67-0x0000000005B30000-0x0000000005E84000-memory.dmpFilesize
3.3MB
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memory/4480-68-0x000000006FED0000-0x000000006FF1C000-memory.dmpFilesize
304KB
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memory/4724-149-0x0000000005F40000-0x0000000006294000-memory.dmpFilesize
3.3MB
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memory/4724-151-0x000000006FED0000-0x000000006FF1C000-memory.dmpFilesize
304KB
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memory/4724-152-0x0000000070610000-0x0000000070964000-memory.dmpFilesize
3.3MB