Analysis
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max time kernel
150s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
27-06-2024 01:33
Static task
static1
Behavioral task
behavioral1
Sample
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe
Resource
win7-20240419-en
General
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Target
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe
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Size
421KB
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MD5
1435c8d7a0157784e181d48ea5aa24b3
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SHA1
dfa8c21ef3373153160a29324073fb9e875dc1fe
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SHA256
d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5
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SHA512
b92579de58cee65f63066c2891c6aa38151d55f81973a3fff8701f0e94aae8fd14fa0fe652c0de48b1040ba2fc46a0999db6f2a1eede803db63f90f6df482b3e
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SSDEEP
12288:HVr5qkjoiEzoU4qjGiybs1df5WNm3C/OpRh+6cn:1ckUpUU4q3gs1dfAmoOfh+6cn
Malware Config
Extracted
darkcomet
ãÓßíä
aniss1.no-ip.biz:81
DC_MUTEX-SCE46ML
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InstallPath
MSDCSC\msdcsc.exe
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gencode
CQl4sBMa8TLp
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install
true
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offline_keylogger
true
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password
123
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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
Processes:
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exedescription 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" 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe -
Modifies security service 2 TTPs 1 IoCs
Processes:
msdcsc.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe -
Processes:
msdcsc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Disables RegEdit via registry modification 1 IoCs
Processes:
msdcsc.exedescription ioc process Set value (int) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe -
Disables Task Manager via registry modification
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Sets file to hidden 1 TTPs 1 IoCs
Modifies file attributes to stop it showing in Explorer etc.
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Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 2352 msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exepid process 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe -
Processes:
msdcsc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exemsdcsc.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\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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Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2544 2652 WerFault.exe notepad.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
msdcsc.exepid process 2352 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeSecurityPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeLoadDriverPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeSystemProfilePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeSystemtimePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeBackupPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeRestorePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeShutdownPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeDebugPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeUndockPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeManageVolumePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeImpersonatePrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: 33 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: 34 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: 35 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2352 msdcsc.exe Token: SeSecurityPrivilege 2352 msdcsc.exe Token: SeTakeOwnershipPrivilege 2352 msdcsc.exe Token: SeLoadDriverPrivilege 2352 msdcsc.exe Token: SeSystemProfilePrivilege 2352 msdcsc.exe Token: SeSystemtimePrivilege 2352 msdcsc.exe Token: SeProfSingleProcessPrivilege 2352 msdcsc.exe Token: SeIncBasePriorityPrivilege 2352 msdcsc.exe Token: SeCreatePagefilePrivilege 2352 msdcsc.exe Token: SeBackupPrivilege 2352 msdcsc.exe Token: SeRestorePrivilege 2352 msdcsc.exe Token: SeShutdownPrivilege 2352 msdcsc.exe Token: SeDebugPrivilege 2352 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2352 msdcsc.exe Token: SeChangeNotifyPrivilege 2352 msdcsc.exe Token: SeRemoteShutdownPrivilege 2352 msdcsc.exe Token: SeUndockPrivilege 2352 msdcsc.exe Token: SeManageVolumePrivilege 2352 msdcsc.exe Token: SeImpersonatePrivilege 2352 msdcsc.exe Token: SeCreateGlobalPrivilege 2352 msdcsc.exe Token: 33 2352 msdcsc.exe Token: 34 2352 msdcsc.exe Token: 35 2352 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msdcsc.exepid process 2352 msdcsc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
Processes:
1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.execmd.exemsdcsc.exenotepad.exedescription pid process target process PID 1284 wrote to memory of 2148 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe cmd.exe PID 1284 wrote to memory of 2148 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe cmd.exe PID 1284 wrote to memory of 2148 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe cmd.exe PID 1284 wrote to memory of 2148 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe cmd.exe PID 2148 wrote to memory of 2296 2148 cmd.exe attrib.exe PID 2148 wrote to memory of 2296 2148 cmd.exe attrib.exe PID 2148 wrote to memory of 2296 2148 cmd.exe attrib.exe PID 2148 wrote to memory of 2296 2148 cmd.exe attrib.exe PID 1284 wrote to memory of 2352 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe msdcsc.exe PID 1284 wrote to memory of 2352 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe msdcsc.exe PID 1284 wrote to memory of 2352 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe msdcsc.exe PID 1284 wrote to memory of 2352 1284 1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe msdcsc.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2352 wrote to memory of 2652 2352 msdcsc.exe notepad.exe PID 2652 wrote to memory of 2544 2652 notepad.exe WerFault.exe PID 2652 wrote to memory of 2544 2652 notepad.exe WerFault.exe PID 2652 wrote to memory of 2544 2652 notepad.exe WerFault.exe PID 2652 wrote to memory of 2544 2652 notepad.exe WerFault.exe -
Views/modifies file attributes 1 TTPs 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\1435c8d7a0157784e181d48ea5aa24b3_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:1284 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h2⤵
- Suspicious use of WriteProcessMemory
PID:2148 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2296 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2352 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2652 -s 2604⤵
- Program crash
PID:2544
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
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Replay Monitor
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Downloads
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Filesize
421KB
MD51435c8d7a0157784e181d48ea5aa24b3
SHA1dfa8c21ef3373153160a29324073fb9e875dc1fe
SHA256d4f6824fcfac08808c07fdc5127abcb1df78cb6ba4fb4689a56413b24ace19d5
SHA512b92579de58cee65f63066c2891c6aa38151d55f81973a3fff8701f0e94aae8fd14fa0fe652c0de48b1040ba2fc46a0999db6f2a1eede803db63f90f6df482b3e