Analysis
- max time kernel
150s - max time network
123s - platform
windows10-2004_x64 - resource
win10v2004-20240611-en - resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system - submitted
28/06/2024, 01:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe
Resource
win7-20240419-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe
Resource
win10v2004-20240611-en
7 signatures
150 seconds
General
- Target 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe
- Size 975KB
- Sample240628-cav8vsvdkb
- SHA256 047b9549cc08b8749c2157d940bdfb737ea20a2bbf80089715f837b7041bea6d
- MD5 185cc9f3e3beacd8b0acb680fc70e8a4
- SHA1 6cb610e875034fcedcc4ca666a2093947f8feb6a
- SHA512 ada02977a7a7c97a0de040550c99cd54eb62d701c66709c44f689891981f4bde445614cf9eeab2ce2cef01d89e43c82e9dcd72370b3bcc36cbb17fa2da70a490
- SSDEEP 12288:ngn5H64rtuq9uHUVsz+peuncYLXjsyBOjxcK1NcCjk+I7lGbl0sDgP3ngbr3aHi2:86MtuGuepHcYLzGjvcCjRI74gIryi
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3576 WinUdapter.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-200405930-3877336739-3533750831-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinZip = "C:\\Users\\Admin\\AppData\\Roaming\\leftoverdccrypt.exe" 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 4516 set thread context of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 - Suspicious use of AdjustPrivilegeToken 24 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 3576 WinUdapter.exe Token: SeSecurityPrivilege 3576 WinUdapter.exe Token: SeTakeOwnershipPrivilege 3576 WinUdapter.exe Token: SeLoadDriverPrivilege 3576 WinUdapter.exe Token: SeSystemProfilePrivilege 3576 WinUdapter.exe Token: SeSystemtimePrivilege 3576 WinUdapter.exe Token: SeProfSingleProcessPrivilege 3576 WinUdapter.exe Token: SeIncBasePriorityPrivilege 3576 WinUdapter.exe Token: SeCreatePagefilePrivilege 3576 WinUdapter.exe Token: SeBackupPrivilege 3576 WinUdapter.exe Token: SeRestorePrivilege 3576 WinUdapter.exe Token: SeShutdownPrivilege 3576 WinUdapter.exe Token: SeDebugPrivilege 3576 WinUdapter.exe Token: SeSystemEnvironmentPrivilege 3576 WinUdapter.exe Token: SeChangeNotifyPrivilege 3576 WinUdapter.exe Token: SeRemoteShutdownPrivilege 3576 WinUdapter.exe Token: SeUndockPrivilege 3576 WinUdapter.exe Token: SeManageVolumePrivilege 3576 WinUdapter.exe Token: SeImpersonatePrivilege 3576 WinUdapter.exe Token: SeCreateGlobalPrivilege 3576 WinUdapter.exe Token: 33 3576 WinUdapter.exe Token: 34 3576 WinUdapter.exe Token: 35 3576 WinUdapter.exe Token: 36 3576 WinUdapter.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3576 WinUdapter.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88 PID 4516 wrote to memory of 3576 4516 185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\185cc9f3e3beacd8b0acb680fc70e8a4_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4516 -
C:\Users\Admin\AppData\Roaming\WinUdapter.exeC:\Users\Admin\AppData\Roaming\WinUdapter.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:3576
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\WinUdapter.exe
- Size 1KB
- SHA256 72c341969754f9e11b85119ca8db22eba2f4a6173c6bac14a032360073799009
- MD5 7c32886c3cd06d6036c0462301ad289c
- SHA1 a0a54552a7ecf7082bac0af6c5bca610225b05df
- SHA512 08613b8dc53125c6ff051a98989eb9c4eb447ad05243db1b956ae2969e8463c2a216ed6873274d5b3e890307ad219d761324aa702b3ee45f776b80336147d523
- MD5 SHA1 SHA512