Analysis
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max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/02/2025, 20:27
Behavioral task
behavioral1
Sample
JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe
Resource
win10v2004-20250211-en
General
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Target
JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe
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Size
1.3MB
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MD5
ea02b64872bf57075eb19b3a7c14721c
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SHA1
65829f2c82b58610aa4d12b6459b52fadd27c9bc
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SHA256
539cdcf76a95338f348555fe6809820cc3d63b97f01cff1525d16825cbfa37d2
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SHA512
1dbd7174585d78de5bfd2c4767d430a9ecd940bd624478c9c4a207010b93ea0ebd97b88f64d35739be0e22582c8b22709b24651cc14311bcb76bb1c5c7e9e47e
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SSDEEP
24576:+thEVaPqLDI0VX4SM6cHzvZlU6QXdaMiPNDUvhe:GEVUcDz4S8H7ZlVOaTPNDUc
Malware Config
Extracted
darkcomet
- gencode
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install
false
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offline_keylogger
false
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persistence
false
Extracted
darkcomet
Guest16
uoku.sytes.net:1604
DC_MUTEX-6RX1XUR
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InstallPath
MSDCSC\msdcsc.exe
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gencode
JmfA2%zA1X/y
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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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Darkcomet family
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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\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" msdcsc.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe -
Deletes itself 1 IoCs
pid Process 2184 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 2708 msdcsc.exe 2620 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 2708 msdcsc.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\MSDCSC\\msdcsc.exe" msdcsc.exe -
AutoIT Executable 4 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral1/memory/1924-22-0x0000000000400000-0x0000000000562000-memory.dmp autoit_exe behavioral1/memory/2708-37-0x0000000000400000-0x0000000000562000-memory.dmp autoit_exe behavioral1/memory/2708-40-0x00000000038A0000-0x0000000003A02000-memory.dmp autoit_exe behavioral1/memory/2708-61-0x0000000000400000-0x0000000000562000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1924 set thread context of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 2708 set thread context of 2620 2708 msdcsc.exe 35 -
resource yara_rule behavioral1/memory/1924-0-0x0000000000400000-0x0000000000562000-memory.dmp upx behavioral1/memory/1924-22-0x0000000000400000-0x0000000000562000-memory.dmp upx behavioral1/memory/1924-3-0x0000000003CA0000-0x0000000003E02000-memory.dmp upx behavioral1/files/0x0008000000016ca2-35.dat upx behavioral1/memory/2708-37-0x0000000000400000-0x0000000000562000-memory.dmp upx behavioral1/memory/2708-61-0x0000000000400000-0x0000000000562000-memory.dmp upx -
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 6 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 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2184 cmd.exe 2564 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2564 PING.EXE -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeSecurityPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeTakeOwnershipPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeLoadDriverPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeSystemProfilePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeSystemtimePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeProfSingleProcessPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeIncBasePriorityPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeCreatePagefilePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeBackupPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeRestorePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeShutdownPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeDebugPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeSystemEnvironmentPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeChangeNotifyPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeRemoteShutdownPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeUndockPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeManageVolumePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeImpersonatePrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeCreateGlobalPrivilege 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: 33 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: 34 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: 35 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe Token: SeIncreaseQuotaPrivilege 2620 msdcsc.exe Token: SeSecurityPrivilege 2620 msdcsc.exe Token: SeTakeOwnershipPrivilege 2620 msdcsc.exe Token: SeLoadDriverPrivilege 2620 msdcsc.exe Token: SeSystemProfilePrivilege 2620 msdcsc.exe Token: SeSystemtimePrivilege 2620 msdcsc.exe Token: SeProfSingleProcessPrivilege 2620 msdcsc.exe Token: SeIncBasePriorityPrivilege 2620 msdcsc.exe Token: SeCreatePagefilePrivilege 2620 msdcsc.exe Token: SeBackupPrivilege 2620 msdcsc.exe Token: SeRestorePrivilege 2620 msdcsc.exe Token: SeShutdownPrivilege 2620 msdcsc.exe Token: SeDebugPrivilege 2620 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2620 msdcsc.exe Token: SeChangeNotifyPrivilege 2620 msdcsc.exe Token: SeRemoteShutdownPrivilege 2620 msdcsc.exe Token: SeUndockPrivilege 2620 msdcsc.exe Token: SeManageVolumePrivilege 2620 msdcsc.exe Token: SeImpersonatePrivilege 2620 msdcsc.exe Token: SeCreateGlobalPrivilege 2620 msdcsc.exe Token: 33 2620 msdcsc.exe Token: 34 2620 msdcsc.exe Token: 35 2620 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2620 msdcsc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 1924 wrote to memory of 2672 1924 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 30 PID 2672 wrote to memory of 2184 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 31 PID 2672 wrote to memory of 2184 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 31 PID 2672 wrote to memory of 2184 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 31 PID 2672 wrote to memory of 2184 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 31 PID 2184 wrote to memory of 2564 2184 cmd.exe 33 PID 2184 wrote to memory of 2564 2184 cmd.exe 33 PID 2184 wrote to memory of 2564 2184 cmd.exe 33 PID 2184 wrote to memory of 2564 2184 cmd.exe 33 PID 2672 wrote to memory of 2708 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 34 PID 2672 wrote to memory of 2708 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 34 PID 2672 wrote to memory of 2708 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 34 PID 2672 wrote to memory of 2708 2672 JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe 34 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35 PID 2708 wrote to memory of 2620 2708 msdcsc.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1924 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe"2⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 4 && del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ea02b64872bf57075eb19b3a7c14721c.exe"3⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2184 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 44⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2564
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C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708 -
C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"C:\Users\Admin\AppData\Local\Temp\MSDCSC\msdcsc.exe"4⤵
- Modifies firewall policy service
- Disables RegEdit via registry modification
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2620
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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
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD5ea02b64872bf57075eb19b3a7c14721c
SHA165829f2c82b58610aa4d12b6459b52fadd27c9bc
SHA256539cdcf76a95338f348555fe6809820cc3d63b97f01cff1525d16825cbfa37d2
SHA5121dbd7174585d78de5bfd2c4767d430a9ecd940bd624478c9c4a207010b93ea0ebd97b88f64d35739be0e22582c8b22709b24651cc14311bcb76bb1c5c7e9e47e