Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
22/07/2024, 15:18
Behavioral task
behavioral1
Sample
63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe
Resource
win7-20240704-en
General
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Target
63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe
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Size
658KB
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MD5
63b417b080321c8df1daf31d312a7667
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SHA1
df9013a6d7bc7f2f225784bb77d84f74235dda8c
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SHA256
6e2890cc902c7eb5a15b15190305e8b2240267ac7be27be604fc4774b7d3a7a3
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SHA512
93bfcc3215f11f9570b2814de66eda4937f585f13899e7c8b13b0d8127926c404d85247706624c1d90a3f8449f61b971e0539a80f47e40ee50d1ce62f062440f
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SSDEEP
12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hp:KZ1xuVVjfFoynPaVBUR8f+kN10EBj
Malware Config
Extracted
darkcomet
mj
mandoo.no-ip.org:3366
DC_MUTEX-CAAX3BM
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InstallPath
MSDCSC\msdcsc.exe
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gencode
EdPhvPEat3CM
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install
true
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offline_keylogger
true
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password
1443813678
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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" 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe -
Modifies firewall policy service 3 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" iexplore.exe 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 -
Modifies security service 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" iexplore.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" iexplore.exe -
Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe Set value (int) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" iexplore.exe -
Disables Task Manager via registry modification
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Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 4916 attrib.exe 2380 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-1-5-21-2990742725-2267136959-192470804-1000\Control Panel\International\Geo\Nation 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 3636 notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2640 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 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" iexplore.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2640 set thread context of 924 2640 msdcsc.exe 95 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 924 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeSecurityPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeLoadDriverPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeSystemProfilePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeSystemtimePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeBackupPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeRestorePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeShutdownPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeDebugPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeUndockPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeManageVolumePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeImpersonatePrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: 33 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: 34 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: 35 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: 36 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2640 msdcsc.exe Token: SeSecurityPrivilege 2640 msdcsc.exe Token: SeTakeOwnershipPrivilege 2640 msdcsc.exe Token: SeLoadDriverPrivilege 2640 msdcsc.exe Token: SeSystemProfilePrivilege 2640 msdcsc.exe Token: SeSystemtimePrivilege 2640 msdcsc.exe Token: SeProfSingleProcessPrivilege 2640 msdcsc.exe Token: SeIncBasePriorityPrivilege 2640 msdcsc.exe Token: SeCreatePagefilePrivilege 2640 msdcsc.exe Token: SeBackupPrivilege 2640 msdcsc.exe Token: SeRestorePrivilege 2640 msdcsc.exe Token: SeShutdownPrivilege 2640 msdcsc.exe Token: SeDebugPrivilege 2640 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2640 msdcsc.exe Token: SeChangeNotifyPrivilege 2640 msdcsc.exe Token: SeRemoteShutdownPrivilege 2640 msdcsc.exe Token: SeUndockPrivilege 2640 msdcsc.exe Token: SeManageVolumePrivilege 2640 msdcsc.exe Token: SeImpersonatePrivilege 2640 msdcsc.exe Token: SeCreateGlobalPrivilege 2640 msdcsc.exe Token: 33 2640 msdcsc.exe Token: 34 2640 msdcsc.exe Token: 35 2640 msdcsc.exe Token: 36 2640 msdcsc.exe Token: SeIncreaseQuotaPrivilege 924 iexplore.exe Token: SeSecurityPrivilege 924 iexplore.exe Token: SeTakeOwnershipPrivilege 924 iexplore.exe Token: SeLoadDriverPrivilege 924 iexplore.exe Token: SeSystemProfilePrivilege 924 iexplore.exe Token: SeSystemtimePrivilege 924 iexplore.exe Token: SeProfSingleProcessPrivilege 924 iexplore.exe Token: SeIncBasePriorityPrivilege 924 iexplore.exe Token: SeCreatePagefilePrivilege 924 iexplore.exe Token: SeBackupPrivilege 924 iexplore.exe Token: SeRestorePrivilege 924 iexplore.exe Token: SeShutdownPrivilege 924 iexplore.exe Token: SeDebugPrivilege 924 iexplore.exe Token: SeSystemEnvironmentPrivilege 924 iexplore.exe Token: SeChangeNotifyPrivilege 924 iexplore.exe Token: SeRemoteShutdownPrivilege 924 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 924 iexplore.exe -
Suspicious use of WriteProcessMemory 59 IoCs
description pid Process procid_target PID 668 wrote to memory of 4588 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 85 PID 668 wrote to memory of 4588 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 85 PID 668 wrote to memory of 4588 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 85 PID 668 wrote to memory of 2960 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 86 PID 668 wrote to memory of 2960 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 86 PID 668 wrote to memory of 2960 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 86 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 668 wrote to memory of 3636 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 88 PID 4588 wrote to memory of 4916 4588 cmd.exe 90 PID 4588 wrote to memory of 4916 4588 cmd.exe 90 PID 4588 wrote to memory of 4916 4588 cmd.exe 90 PID 2960 wrote to memory of 2380 2960 cmd.exe 91 PID 2960 wrote to memory of 2380 2960 cmd.exe 91 PID 2960 wrote to memory of 2380 2960 cmd.exe 91 PID 668 wrote to memory of 2640 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 92 PID 668 wrote to memory of 2640 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 92 PID 668 wrote to memory of 2640 668 63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe 92 PID 2640 wrote to memory of 924 2640 msdcsc.exe 95 PID 2640 wrote to memory of 924 2640 msdcsc.exe 95 PID 2640 wrote to memory of 924 2640 msdcsc.exe 95 PID 2640 wrote to memory of 924 2640 msdcsc.exe 95 PID 2640 wrote to memory of 924 2640 msdcsc.exe 95 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 PID 924 wrote to memory of 1816 924 iexplore.exe 96 -
System policy modification 1 TTPs 3 IoCs
description ioc Process 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 Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion msdcsc.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 4916 attrib.exe 2380 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe"1⤵
- Modifies WinLogon for persistence
- Checks computer location settings
- Adds Run key to start application
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:668 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe" +s +h2⤵
- Suspicious use of WriteProcessMemory
PID:4588 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\63b417b080321c8df1daf31d312a7667_JaffaCakes118.exe" +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:4916
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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:2960 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- Sets file to hidden
- Views/modifies file attributes
PID:2380
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C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Deletes itself
PID:3636
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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
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2640 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Adds Run key to start application
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:924 -
C:\Windows\SysWOW64\notepad.exenotepad4⤵PID:1816
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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
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
658KB
MD563b417b080321c8df1daf31d312a7667
SHA1df9013a6d7bc7f2f225784bb77d84f74235dda8c
SHA2566e2890cc902c7eb5a15b15190305e8b2240267ac7be27be604fc4774b7d3a7a3
SHA51293bfcc3215f11f9570b2814de66eda4937f585f13899e7c8b13b0d8127926c404d85247706624c1d90a3f8449f61b971e0539a80f47e40ee50d1ce62f062440f