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Analysis
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max time kernel
150s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
02/01/2025, 13:01
Behavioral task
behavioral1
Sample
JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe
Resource
win7-20241010-en
windows7-x64
23 signatures
150 seconds
General
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Target
JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe
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Size
649KB
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MD5
654832dab3d482e4aa043a5bcafada4e
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SHA1
af18a78660f1cc334970bc33ea8ce84447b39cc5
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SHA256
112e5fc73af9e2eb1e289e7c4db5914a5de5a4cd1efb87e57c7df8f1c8fe6bd7
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SHA512
a93921c84c774f9a473e9ceb0a3255c24a50606b17c6ffab89a3cd3ee3082b2e172e09ed2972d268b99344febc0b80b285ac1afae82d8b92e4c311740e681479
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SSDEEP
12288:g6A84PaHhfD/tV9sj5NKR0pau9XGyu2qBVGLQyTPfh6:lAmBpVKHu0Mu9Xo20VGLVP56
Malware Config
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:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\Windupdt\\winupdate.exe" JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile winupdate.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" winupdate.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" winupdate.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" winupdate.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" winupdate.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" winupdate.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" winupdate.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 2492 attrib.exe 2752 attrib.exe -
Executes dropped EXE 1 IoCs
pid Process 2572 winupdate.exe -
Loads dropped DLL 4 IoCs
pid Process 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 2572 winupdate.exe 2572 winupdate.exe 2572 winupdate.exe -
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" winupdate.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" winupdate.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdatermiky = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\Windupdt\\winupdate.exe" JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\winupdatermiky = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\Windupdt\\winupdate.exe" winupdate.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 8 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 winupdate.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 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2748 cmd.exe 2756 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2756 PING.EXE -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2572 winupdate.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeSecurityPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeTakeOwnershipPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeLoadDriverPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeSystemProfilePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeSystemtimePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeProfSingleProcessPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeIncBasePriorityPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeCreatePagefilePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeBackupPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeRestorePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeShutdownPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeDebugPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeSystemEnvironmentPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeChangeNotifyPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeRemoteShutdownPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeUndockPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeManageVolumePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeImpersonatePrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeCreateGlobalPrivilege 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: 33 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: 34 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: 35 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe Token: SeIncreaseQuotaPrivilege 2572 winupdate.exe Token: SeSecurityPrivilege 2572 winupdate.exe Token: SeTakeOwnershipPrivilege 2572 winupdate.exe Token: SeLoadDriverPrivilege 2572 winupdate.exe Token: SeSystemProfilePrivilege 2572 winupdate.exe Token: SeSystemtimePrivilege 2572 winupdate.exe Token: SeProfSingleProcessPrivilege 2572 winupdate.exe Token: SeIncBasePriorityPrivilege 2572 winupdate.exe Token: SeCreatePagefilePrivilege 2572 winupdate.exe Token: SeBackupPrivilege 2572 winupdate.exe Token: SeRestorePrivilege 2572 winupdate.exe Token: SeShutdownPrivilege 2572 winupdate.exe Token: SeDebugPrivilege 2572 winupdate.exe Token: SeSystemEnvironmentPrivilege 2572 winupdate.exe Token: SeChangeNotifyPrivilege 2572 winupdate.exe Token: SeRemoteShutdownPrivilege 2572 winupdate.exe Token: SeUndockPrivilege 2572 winupdate.exe Token: SeManageVolumePrivilege 2572 winupdate.exe Token: SeImpersonatePrivilege 2572 winupdate.exe Token: SeCreateGlobalPrivilege 2572 winupdate.exe Token: 33 2572 winupdate.exe Token: 34 2572 winupdate.exe Token: 35 2572 winupdate.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2572 winupdate.exe -
Suspicious use of WriteProcessMemory 31 IoCs
description pid Process procid_target PID 2880 wrote to memory of 2744 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 30 PID 2880 wrote to memory of 2744 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 30 PID 2880 wrote to memory of 2744 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 30 PID 2880 wrote to memory of 2744 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 30 PID 2880 wrote to memory of 2852 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 31 PID 2880 wrote to memory of 2852 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 31 PID 2880 wrote to memory of 2852 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 31 PID 2880 wrote to memory of 2852 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 31 PID 2852 wrote to memory of 2492 2852 cmd.exe 34 PID 2852 wrote to memory of 2492 2852 cmd.exe 34 PID 2852 wrote to memory of 2492 2852 cmd.exe 34 PID 2852 wrote to memory of 2492 2852 cmd.exe 34 PID 2744 wrote to memory of 2752 2744 cmd.exe 35 PID 2744 wrote to memory of 2752 2744 cmd.exe 35 PID 2744 wrote to memory of 2752 2744 cmd.exe 35 PID 2744 wrote to memory of 2752 2744 cmd.exe 35 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2572 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 36 PID 2880 wrote to memory of 2748 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 37 PID 2880 wrote to memory of 2748 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 37 PID 2880 wrote to memory of 2748 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 37 PID 2880 wrote to memory of 2748 2880 JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe 37 PID 2748 wrote to memory of 2756 2748 cmd.exe 39 PID 2748 wrote to memory of 2756 2748 cmd.exe 39 PID 2748 wrote to memory of 2756 2748 cmd.exe 39 PID 2748 wrote to memory of 2756 2748 cmd.exe 39 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern\NoControlPanel = "1" winupdate.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion winupdate.exe Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion\Explorern winupdate.exe -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2492 attrib.exe 2752 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe"1⤵
- 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:2880 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2744 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2752
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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:2852 -
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:2492
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C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Windupdt\winupdate.exe"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Windupdt\winupdate.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Executes dropped EXE
- Loads dropped DLL
- 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
- System policy modification
PID:2572
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k ping 127.0.0.1 -n 5 > NUL&del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_654832dab3d482e4aa043a5bcafada4e.exe"2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2748 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 53⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2756
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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
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Downloads
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Filesize
649KB
MD5654832dab3d482e4aa043a5bcafada4e
SHA1af18a78660f1cc334970bc33ea8ce84447b39cc5
SHA256112e5fc73af9e2eb1e289e7c4db5914a5de5a4cd1efb87e57c7df8f1c8fe6bd7
SHA512a93921c84c774f9a473e9ceb0a3255c24a50606b17c6ffab89a3cd3ee3082b2e172e09ed2972d268b99344febc0b80b285ac1afae82d8b92e4c311740e681479