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Analysis
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max time kernel
118s -
max time network
95s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/11/2024, 04:49
Static task
static1
Behavioral task
behavioral1
Sample
4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe
Resource
win10v2004-20241007-en
General
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Target
4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe
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Size
96KB
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MD5
0b38ba000d211aa790a33bc8debaa130
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SHA1
449c0127dbb21a9d4151dbb46fb166c4c1f73d61
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SHA256
4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24
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SHA512
60f237fcb7d08b9501818e83206616d8a28f4d02380ed541b0aa6497a3faf0aa056fed2a2cec6a37f7a80003305bf8891cd9dbafbe85196d44869d0502457ef7
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SSDEEP
1536:sE9QCVQ8B9/ui73aOtH0nrFgUhRwqjhurmKFct:OCVX/uMKacdhTjAqGct
Malware Config
Signatures
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Tinba family
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\50FA46D1 = "C:\\Users\\Admin\\AppData\\Roaming\\50FA46D1\\bin.exe" winver.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1472 4668 WerFault.exe 85 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language winver.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ Explorer.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4668 winver.exe 4668 winver.exe -
Suspicious use of AdjustPrivilegeToken 18 IoCs
description pid Process Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE Token: SeShutdownPrivilege 3576 Explorer.EXE Token: SeCreatePagefilePrivilege 3576 Explorer.EXE -
Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 4668 winver.exe 3576 Explorer.EXE 3576 Explorer.EXE -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3576 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2936 wrote to memory of 4668 2936 4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe 85 PID 2936 wrote to memory of 4668 2936 4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe 85 PID 2936 wrote to memory of 4668 2936 4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe 85 PID 2936 wrote to memory of 4668 2936 4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe 85 PID 4668 wrote to memory of 3576 4668 winver.exe 56 PID 4668 wrote to memory of 2620 4668 winver.exe 44
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2620
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3576 -
C:\Users\Admin\AppData\Local\Temp\4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe"C:\Users\Admin\AppData\Local\Temp\4bbd83323898dd9007c5589d362ec4b92d17da70d0e91d32c06f569c30181f24N.exe"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2936 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4668 -s 3564⤵
- Program crash
PID:1472
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4668 -ip 46681⤵PID:2436