Analysis
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max time kernel
58s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-11-2024 18:40
Static task
static1
Behavioral task
behavioral1
Sample
8cef8d70458de6b9435def470680d262_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
8cef8d70458de6b9435def470680d262_JaffaCakes118.exe
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Size
432KB
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MD5
8cef8d70458de6b9435def470680d262
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SHA1
23d80bb815db7ceb6bce16875e845724d39112fa
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SHA256
ac19c2544c4d3270c78bb284fd0dd4dd191bd12e4251f0ecc74ea2790bc42884
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SHA512
b6bf3dcbb7afde6374c55b61ee23abaab1943b6e55e0b7a254bb7e9f22d166dc0e5a4dfeb17bbd6d11cdfcc6fd4a59ea0da041c0aec6881a53eefcb5af13835b
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SSDEEP
12288:nRFj60qRr5jdVd9JyxtrpukNd4WQ8B/WMoylhC1YuX:K061dVx+3giWMJo1xX
Malware Config
Signatures
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Darkcomet family
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Processes:
resource yara_rule behavioral2/files/0x000b00000001e582-15.dat aspack_v212_v242 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
8cef8d70458de6b9435def470680d262_JaffaCakes118.exedescription ioc Process Key value queried \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation 8cef8d70458de6b9435def470680d262_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
Processes:
SERVER NET.exepid Process 3156 SERVER NET.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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.
Processes:
8cef8d70458de6b9435def470680d262_JaffaCakes118.exeSERVER NET.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8cef8d70458de6b9435def470680d262_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SERVER NET.exe -
Suspicious use of AdjustPrivilegeToken 24 IoCs
Processes:
SERVER NET.exedescription pid Process Token: SeIncreaseQuotaPrivilege 3156 SERVER NET.exe Token: SeSecurityPrivilege 3156 SERVER NET.exe Token: SeTakeOwnershipPrivilege 3156 SERVER NET.exe Token: SeLoadDriverPrivilege 3156 SERVER NET.exe Token: SeSystemProfilePrivilege 3156 SERVER NET.exe Token: SeSystemtimePrivilege 3156 SERVER NET.exe Token: SeProfSingleProcessPrivilege 3156 SERVER NET.exe Token: SeIncBasePriorityPrivilege 3156 SERVER NET.exe Token: SeCreatePagefilePrivilege 3156 SERVER NET.exe Token: SeBackupPrivilege 3156 SERVER NET.exe Token: SeRestorePrivilege 3156 SERVER NET.exe Token: SeShutdownPrivilege 3156 SERVER NET.exe Token: SeDebugPrivilege 3156 SERVER NET.exe Token: SeSystemEnvironmentPrivilege 3156 SERVER NET.exe Token: SeChangeNotifyPrivilege 3156 SERVER NET.exe Token: SeRemoteShutdownPrivilege 3156 SERVER NET.exe Token: SeUndockPrivilege 3156 SERVER NET.exe Token: SeManageVolumePrivilege 3156 SERVER NET.exe Token: SeImpersonatePrivilege 3156 SERVER NET.exe Token: SeCreateGlobalPrivilege 3156 SERVER NET.exe Token: 33 3156 SERVER NET.exe Token: 34 3156 SERVER NET.exe Token: 35 3156 SERVER NET.exe Token: 36 3156 SERVER NET.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
8cef8d70458de6b9435def470680d262_JaffaCakes118.exedescription pid Process procid_target PID 2392 wrote to memory of 3156 2392 8cef8d70458de6b9435def470680d262_JaffaCakes118.exe 92 PID 2392 wrote to memory of 3156 2392 8cef8d70458de6b9435def470680d262_JaffaCakes118.exe 92 PID 2392 wrote to memory of 3156 2392 8cef8d70458de6b9435def470680d262_JaffaCakes118.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\8cef8d70458de6b9435def470680d262_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8cef8d70458de6b9435def470680d262_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2392 -
C:\Users\Admin\AppData\Local\Temp\SERVER NET.exe"C:\Users\Admin\AppData\Local\Temp\SERVER NET.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:3156
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
242KB
MD58e45147b1da430e0e201932c22b08e90
SHA1785999880436fff844e2dddef9c8cad75e1f3c59
SHA25695fb1867eb75c36757844879e23e677a8a204647bca3820b7706c7cd5bdcc8b9
SHA5124624ecb95e1bf5bb64952ff971edf10ee58a6fa7252bd8a64c3d30b41aa979c0f69a0e4d1ffce890fac7e5132ca545b2747b01f8d7f910c4bcc4c2b387901f23