Analysis
- max time kernel
150s - max time network
148s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system - submitted
11/09/2024, 12:45
Behavioral task
behavioral1
Sample
da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe
Resource
win7-20240903-en
windows7-x64
19 signatures
150 seconds
General
- Target da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe
- Size 659KB
- Sample240911-py86va1cjr
- SHA256 768a4eda06f87e6c415058ca55dd956526f5e21c7f667e689fce3882b0dd79b3
- MD5 da601b64e875025b6c5bcdf2102b69f4
- SHA1 01c6cf7272fa4b33288fef9ee5085722e7e4cba5
- SHA512 bf9cc618e91cdc0e4d997effdfd7315ed4c0c320ca9c694792e54483a1cfa376a763b41d3bd87913d986751da72c31ed38d81c83add6516b44bee8731ab93a20
- SSDEEP 12288:K9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/:GZ1xuVVjfFoynPaVBUR8f+kN10Ed
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
Family
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darkcomet
Botnet
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Guest16
C2
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127.0.0.1:1000
Mutex
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DC_MUTEX-XFJKAXV
Attributes
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InstallPath
MSDCSC\msdcsc.exe
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gencode
LUBZKjyGpTR1
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
Signatures
- 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" da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe - Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile msdcsc.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\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
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe - Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 972 attrib.exe 2052 attrib.exe - Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\Control Panel\International\Geo\Nation da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe - Executes dropped EXE 1 IoCs
pid Process 4352 msdcsc.exe -
description 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 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-523280732-2327480845-3730041215-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 7 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 attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe - Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4352 msdcsc.exe - Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeSecurityPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeLoadDriverPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeSystemProfilePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeSystemtimePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeBackupPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeRestorePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeShutdownPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeDebugPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeUndockPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeManageVolumePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeImpersonatePrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: 33 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: 34 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: 35 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: 36 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 4352 msdcsc.exe Token: SeSecurityPrivilege 4352 msdcsc.exe Token: SeTakeOwnershipPrivilege 4352 msdcsc.exe Token: SeLoadDriverPrivilege 4352 msdcsc.exe Token: SeSystemProfilePrivilege 4352 msdcsc.exe Token: SeSystemtimePrivilege 4352 msdcsc.exe Token: SeProfSingleProcessPrivilege 4352 msdcsc.exe Token: SeIncBasePriorityPrivilege 4352 msdcsc.exe Token: SeCreatePagefilePrivilege 4352 msdcsc.exe Token: SeBackupPrivilege 4352 msdcsc.exe Token: SeRestorePrivilege 4352 msdcsc.exe Token: SeShutdownPrivilege 4352 msdcsc.exe Token: SeDebugPrivilege 4352 msdcsc.exe Token: SeSystemEnvironmentPrivilege 4352 msdcsc.exe Token: SeChangeNotifyPrivilege 4352 msdcsc.exe Token: SeRemoteShutdownPrivilege 4352 msdcsc.exe Token: SeUndockPrivilege 4352 msdcsc.exe Token: SeManageVolumePrivilege 4352 msdcsc.exe Token: SeImpersonatePrivilege 4352 msdcsc.exe Token: SeCreateGlobalPrivilege 4352 msdcsc.exe Token: 33 4352 msdcsc.exe Token: 34 4352 msdcsc.exe Token: 35 4352 msdcsc.exe Token: 36 4352 msdcsc.exe - Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4352 msdcsc.exe - Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 5016 wrote to memory of 2040 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 86 PID 5016 wrote to memory of 2040 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 86 PID 5016 wrote to memory of 2040 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 86 PID 5016 wrote to memory of 4956 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 88 PID 5016 wrote to memory of 4956 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 88 PID 5016 wrote to memory of 4956 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 88 PID 4956 wrote to memory of 2052 4956 cmd.exe 90 PID 4956 wrote to memory of 2052 4956 cmd.exe 90 PID 4956 wrote to memory of 2052 4956 cmd.exe 90 PID 2040 wrote to memory of 972 2040 cmd.exe 91 PID 2040 wrote to memory of 972 2040 cmd.exe 91 PID 2040 wrote to memory of 972 2040 cmd.exe 91 PID 5016 wrote to memory of 4352 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 92 PID 5016 wrote to memory of 4352 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 92 PID 5016 wrote to memory of 4352 5016 da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe 92 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 PID 4352 wrote to memory of 1788 4352 msdcsc.exe 93 - System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion msdcsc.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern msdcsc.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" msdcsc.exe - Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 972 attrib.exe 2052 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5016 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2040 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\da601b64e875025b6c5bcdf2102b69f4_JaffaCakes118.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:972
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4956 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2052
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C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Windows security modification
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4352 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:1788
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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
2Windows Service
2Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
2Windows Service
2Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
2Modify Registry
7Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\Documents\MSDCSC\msdcsc.exe
- Size 659KB
- SHA256 768a4eda06f87e6c415058ca55dd956526f5e21c7f667e689fce3882b0dd79b3
- MD5 da601b64e875025b6c5bcdf2102b69f4
- SHA1 01c6cf7272fa4b33288fef9ee5085722e7e4cba5
- SHA512 bf9cc618e91cdc0e4d997effdfd7315ed4c0c320ca9c694792e54483a1cfa376a763b41d3bd87913d986751da72c31ed38d81c83add6516b44bee8731ab93a20
- SSDEEP 12288:K9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9EkNC/:GZ1xuVVjfFoynPaVBUR8f+kN10Ed
- MD5 SHA1 SHA512 SSDEEP