Analysis
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max time kernel
118s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
01-07-2024 01:05
Static task
static1
Behavioral task
behavioral1
Sample
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe
Resource
win7-20240508-en
General
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Target
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe
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Size
4.4MB
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MD5
c5f20b0cb835adff91c281ba3e9995e3
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SHA1
b7edfc4fb9befe9acf241e423741e27d68dfd832
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SHA256
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b
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SHA512
233587e39de30cfa0a9526fb041f9c9c70a1e7574e8bd8d934f7b795f3eff2a8aa8e98f20a7fcb06f00c85c233461d56bbabb4bba39c1ac4869839e3f0022678
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SSDEEP
49152:e+PcYB/o36ki63Hw4/uzcdl3ne2xAOVmmgZV099snm9pswB0Nq7:tPcYB/y6ki6PnuwT06sajB0Nq7
Malware Config
Extracted
vidar
https://t.me/g067n
https://steamcommunity.com/profiles/76561199707802586
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:129.0) Gecko/20100101 Firefox/129.0
Signatures
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Detect Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-80-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 behavioral1/memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmp family_vidar_v7 -
Detect binaries embedding considerable number of MFA browser extension IDs. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_MFA_Browser_Extension_IDs -
Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_Embedded_Crypto_Wallet_Browser_Extension_IDs -
Detects Windows executables referencing non-Windows User-Agents 2 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-80-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA behavioral1/memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA -
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs
Processes:
resource yara_rule behavioral1/memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmp INDICATOR_SUSPICIOUS_Binary_References_Browsers -
Downloads MZ/PE file
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Executes dropped EXE 1 IoCs
Processes:
JKFIDGDHJE.exepid process 1108 JKFIDGDHJE.exe -
Loads dropped DLL 7 IoCs
Processes:
MSBuild.exeWerFault.exepid process 2692 MSBuild.exe 2692 MSBuild.exe 2692 MSBuild.exe 2692 MSBuild.exe 776 WerFault.exe 776 WerFault.exe 776 WerFault.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exedescription pid process target process PID 3056 set thread context of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 776 1108 WerFault.exe JKFIDGDHJE.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
MSBuild.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 MSBuild.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString MSBuild.exe -
Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2400 timeout.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
MSBuild.exepid process 2692 MSBuild.exe 2692 MSBuild.exe 2692 MSBuild.exe 2692 MSBuild.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exedescription pid process Token: SeDebugPrivilege 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe -
Suspicious use of WriteProcessMemory 26 IoCs
Processes:
416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exeMSBuild.exeJKFIDGDHJE.execmd.exedescription pid process target process PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 3056 wrote to memory of 2692 3056 416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe MSBuild.exe PID 2692 wrote to memory of 1108 2692 MSBuild.exe JKFIDGDHJE.exe PID 2692 wrote to memory of 1108 2692 MSBuild.exe JKFIDGDHJE.exe PID 2692 wrote to memory of 1108 2692 MSBuild.exe JKFIDGDHJE.exe PID 2692 wrote to memory of 1108 2692 MSBuild.exe JKFIDGDHJE.exe PID 1108 wrote to memory of 776 1108 JKFIDGDHJE.exe WerFault.exe PID 1108 wrote to memory of 776 1108 JKFIDGDHJE.exe WerFault.exe PID 1108 wrote to memory of 776 1108 JKFIDGDHJE.exe WerFault.exe PID 1108 wrote to memory of 776 1108 JKFIDGDHJE.exe WerFault.exe PID 2692 wrote to memory of 696 2692 MSBuild.exe cmd.exe PID 2692 wrote to memory of 696 2692 MSBuild.exe cmd.exe PID 2692 wrote to memory of 696 2692 MSBuild.exe cmd.exe PID 2692 wrote to memory of 696 2692 MSBuild.exe cmd.exe PID 696 wrote to memory of 2400 696 cmd.exe timeout.exe PID 696 wrote to memory of 2400 696 cmd.exe timeout.exe PID 696 wrote to memory of 2400 696 cmd.exe timeout.exe PID 696 wrote to memory of 2400 696 cmd.exe timeout.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe"C:\Users\Admin\AppData\Local\Temp\416b40630daa924136b9d10e0faa8c800a7a882416f4e5b7944f9bc2553a414b.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"2⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\ProgramData\JKFIDGDHJE.exe"C:\ProgramData\JKFIDGDHJE.exe"3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 964⤵
- Loads dropped DLL
- Program crash
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\IJKFCFHJDBKK" & exit3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\timeout.exetimeout /t 104⤵
- Delays execution with timeout.exe
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015Filesize
342B
MD5894019a61411b85da7a71a19cb611cd3
SHA10ddf0c22274e03d686a8e9da604bc37d7af553ce
SHA256263dc72897c9e23d260a93ab4d87b12d3d3395d9cbc359b06e733755916da45b
SHA51229f4a0f3c3aadf4c18c5ac893e50e421a305cf7f4e4e8e1b53e8981721d6f3e64b37cac1765f8e69aa00e4128ac3afb8fe9a3c6a30e660d7562056ba2c46e7ea
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C:\Users\Admin\AppData\Local\Temp\Tar3634.tmpFilesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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\ProgramData\JKFIDGDHJE.exeFilesize
516KB
MD50309dd0131150796ea99b30a62194fae
SHA12df6e334708eae810a74b844fd57e18e9fdc34cd
SHA25607c09ba5a84f619e5b83a54298ffc58d20b00f14399c7a94b7f02b70efc60f35
SHA5123d4e5a0718d04fee92d8040880b631107d1e23a6b3bce430d58769179af999c28b99e50c5cd45f283339f7bbb24ffacbf601a5447edb12e28da4517fbfa282e8
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memory/2692-69-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/2692-597-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/2692-67-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/2692-80-0x0000000000400000-0x0000000000648000-memory.dmpFilesize
2.3MB
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memory/3056-49-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-37-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-63-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-61-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-66-0x0000000074410000-0x0000000074AFE000-memory.dmpFilesize
6.9MB
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memory/3056-59-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-45-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-6-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-81-0x0000000074410000-0x0000000074AFE000-memory.dmpFilesize
6.9MB
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memory/3056-7-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-57-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-55-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-53-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-51-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-0-0x000000007441E000-0x000000007441F000-memory.dmpFilesize
4KB
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memory/3056-47-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-43-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-42-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-39-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-65-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-35-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-33-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-31-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-29-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-27-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-25-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-23-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-21-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-19-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-17-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-15-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-13-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-11-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-9-0x0000000000680000-0x0000000000695000-memory.dmpFilesize
84KB
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memory/3056-4-0x0000000004860000-0x000000000496C000-memory.dmpFilesize
1.0MB
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memory/3056-5-0x0000000000680000-0x000000000069C000-memory.dmpFilesize
112KB
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memory/3056-3-0x0000000074410000-0x0000000074AFE000-memory.dmpFilesize
6.9MB
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memory/3056-2-0x00000000005B0000-0x00000000005BA000-memory.dmpFilesize
40KB
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memory/3056-1-0x00000000008A0000-0x0000000000D02000-memory.dmpFilesize
4.4MB