Analysis
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max time kernel
149s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
22/07/2024, 22:38
Static task
static1
Behavioral task
behavioral1
Sample
6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe
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Size
644KB
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MD5
6513ccafe25898037bfb36300eb9b7c4
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SHA1
fe09fb4c41883fc1d8c82b10d0eb88bcb9646ed8
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SHA256
299f4bc7823de98d2391923e496d43abd950238031e8e0300a35d3843f300d9b
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SHA512
f6aa1f2840b3ecfe7c75a222c443abb16a0997dc798106a9874330fae40c97445514f8e304e74b85617677ebcc0de255a06f2f71df544ce985778058471cba22
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SSDEEP
12288:xs+LGz9aPuvl+sw2rB1nNINgzwc3Xo4uBLX5v6zdJJoujApG:xsiGa2Eszl1Nmgzw4YDX5vmd48
Malware Config
Extracted
darkcomet
ALDNN
yso.no-ip.info:1604
DC_MUTEX-MT37HAW
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InstallPath
MSDCSC\msdcsc.exe
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gencode
pdgyJ4hHYzWA
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
MicroUpdate
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Executes dropped EXE 1 IoCs
pid Process 2060 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" msdcsc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeSecurityPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeSystemtimePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeBackupPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeRestorePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeShutdownPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeDebugPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeUndockPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeManageVolumePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeImpersonatePrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: 33 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: 34 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: 35 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2060 msdcsc.exe Token: SeSecurityPrivilege 2060 msdcsc.exe Token: SeTakeOwnershipPrivilege 2060 msdcsc.exe Token: SeLoadDriverPrivilege 2060 msdcsc.exe Token: SeSystemProfilePrivilege 2060 msdcsc.exe Token: SeSystemtimePrivilege 2060 msdcsc.exe Token: SeProfSingleProcessPrivilege 2060 msdcsc.exe Token: SeIncBasePriorityPrivilege 2060 msdcsc.exe Token: SeCreatePagefilePrivilege 2060 msdcsc.exe Token: SeBackupPrivilege 2060 msdcsc.exe Token: SeRestorePrivilege 2060 msdcsc.exe Token: SeShutdownPrivilege 2060 msdcsc.exe Token: SeDebugPrivilege 2060 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2060 msdcsc.exe Token: SeChangeNotifyPrivilege 2060 msdcsc.exe Token: SeRemoteShutdownPrivilege 2060 msdcsc.exe Token: SeUndockPrivilege 2060 msdcsc.exe Token: SeManageVolumePrivilege 2060 msdcsc.exe Token: SeImpersonatePrivilege 2060 msdcsc.exe Token: SeCreateGlobalPrivilege 2060 msdcsc.exe Token: 33 2060 msdcsc.exe Token: 34 2060 msdcsc.exe Token: 35 2060 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2060 msdcsc.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2448 wrote to memory of 2060 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe 30 PID 2448 wrote to memory of 2060 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe 30 PID 2448 wrote to memory of 2060 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe 30 PID 2448 wrote to memory of 2060 2448 6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6513ccafe25898037bfb36300eb9b7c4_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2448 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2060
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
644KB
MD56513ccafe25898037bfb36300eb9b7c4
SHA1fe09fb4c41883fc1d8c82b10d0eb88bcb9646ed8
SHA256299f4bc7823de98d2391923e496d43abd950238031e8e0300a35d3843f300d9b
SHA512f6aa1f2840b3ecfe7c75a222c443abb16a0997dc798106a9874330fae40c97445514f8e304e74b85617677ebcc0de255a06f2f71df544ce985778058471cba22