Analysis
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max time kernel
150s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
12/10/2024, 13:23
Behavioral task
behavioral1
Sample
3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe
Resource
win7-20241010-en
windows7-x64
18 signatures
150 seconds
General
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Target
3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe
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Size
690KB
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MD5
3a3d7bb5c3bc68dcdb5cd1795f392d21
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SHA1
8d89acf54acc7d9a78f280d23386e02f86b5918a
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SHA256
2a5be7bb41a2e04ed547001298b5b5c05bc812c2d63b1978941b547408f375d3
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SHA512
0c76b0dce6eb38349f09bba08335c604d2c72cd1b1c6b40a725239e20eeafdaa1e2289736fa53a8cf10de48e335f0a86ba12a5be6d100503078606825edaf393
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SSDEEP
12288:l9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hzC:vZ1xuVVjfFoynPaVBUR8f+kN10EBI
Malware Config
Extracted
Family
darkcomet
Botnet
Sexy
C2
imblue.codns.com:80
Mutex
DC_MUTEX-V0VSZR0
Attributes
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InstallPath
MSDCSC\svchost.exe
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gencode
is0CsnnKwTD1
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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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe" 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile svchost.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" svchost.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" svchost.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" svchost.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" svchost.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 3164 attrib.exe 5020 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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 1756 svchost.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe" 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\MSDCSC\\svchost.exe" svchost.exe -
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 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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1756 svchost.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeSecurityPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeSystemtimePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeBackupPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeRestorePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeShutdownPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeDebugPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeUndockPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeManageVolumePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeImpersonatePrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: 33 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: 34 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: 35 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: 36 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 1756 svchost.exe Token: SeSecurityPrivilege 1756 svchost.exe Token: SeTakeOwnershipPrivilege 1756 svchost.exe Token: SeLoadDriverPrivilege 1756 svchost.exe Token: SeSystemProfilePrivilege 1756 svchost.exe Token: SeSystemtimePrivilege 1756 svchost.exe Token: SeProfSingleProcessPrivilege 1756 svchost.exe Token: SeIncBasePriorityPrivilege 1756 svchost.exe Token: SeCreatePagefilePrivilege 1756 svchost.exe Token: SeBackupPrivilege 1756 svchost.exe Token: SeRestorePrivilege 1756 svchost.exe Token: SeShutdownPrivilege 1756 svchost.exe Token: SeDebugPrivilege 1756 svchost.exe Token: SeSystemEnvironmentPrivilege 1756 svchost.exe Token: SeChangeNotifyPrivilege 1756 svchost.exe Token: SeRemoteShutdownPrivilege 1756 svchost.exe Token: SeUndockPrivilege 1756 svchost.exe Token: SeManageVolumePrivilege 1756 svchost.exe Token: SeImpersonatePrivilege 1756 svchost.exe Token: SeCreateGlobalPrivilege 1756 svchost.exe Token: 33 1756 svchost.exe Token: 34 1756 svchost.exe Token: 35 1756 svchost.exe Token: 36 1756 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1756 svchost.exe -
Suspicious use of WriteProcessMemory 37 IoCs
description pid Process procid_target PID 2816 wrote to memory of 4480 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 84 PID 2816 wrote to memory of 4480 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 84 PID 2816 wrote to memory of 4480 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 84 PID 2816 wrote to memory of 3060 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 86 PID 2816 wrote to memory of 3060 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 86 PID 2816 wrote to memory of 3060 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 86 PID 4480 wrote to memory of 3164 4480 cmd.exe 88 PID 4480 wrote to memory of 3164 4480 cmd.exe 88 PID 4480 wrote to memory of 3164 4480 cmd.exe 88 PID 3060 wrote to memory of 5020 3060 cmd.exe 89 PID 3060 wrote to memory of 5020 3060 cmd.exe 89 PID 3060 wrote to memory of 5020 3060 cmd.exe 89 PID 2816 wrote to memory of 1756 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 92 PID 2816 wrote to memory of 1756 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 92 PID 2816 wrote to memory of 1756 2816 3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe 92 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 PID 1756 wrote to memory of 4436 1756 svchost.exe 93 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" svchost.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3164 attrib.exe 5020 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\3a3d7bb5c3bc68dcdb5cd1795f392d21_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:2816 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4480 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\3a3d7bb5c3bc68dcdb5cd1795f392d21_JaffaCakes118.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:3164
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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:3060 -
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:5020
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C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe"C:\ProgramData\Microsoft\Windows\Start Menu\MSDCSC\svchost.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- 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:1756 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:4436
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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
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Filesize
690KB
MD53a3d7bb5c3bc68dcdb5cd1795f392d21
SHA18d89acf54acc7d9a78f280d23386e02f86b5918a
SHA2562a5be7bb41a2e04ed547001298b5b5c05bc812c2d63b1978941b547408f375d3
SHA5120c76b0dce6eb38349f09bba08335c604d2c72cd1b1c6b40a725239e20eeafdaa1e2289736fa53a8cf10de48e335f0a86ba12a5be6d100503078606825edaf393