Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system -
submitted
27/02/2025, 13:39
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe
Resource
win10v2004-20250217-en
General
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Target
JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe
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Size
686KB
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MD5
2d949b68f4fde462b7f832505bb4adcd
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SHA1
aa6b039fb9710df1253fffc059503b30b906a99d
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SHA256
096bac70f86c28b91d8a57ee4352eda89355ad23010b83a893196bc0f9aa5e42
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SHA512
d74dda9bb8193725d68ea4de97a3b5ca19fa30c0f8325a6a4fda97dd7b801ccdf8d82fb43b355fdbabc26caa8b350ad671182ffa1b1d0c87176d7be29ab7f313
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SSDEEP
12288:+xrDbRiGMs7GTZD0LTuZBo1qpoK4YngtM9EgNkYMuoFmytIUlIkrMIAnmomce:+VfGVaK3o1sBYM9EoeFOwAmn
Malware Config
Extracted
darkcomet
Guest16
karakartal.no-ip.info:1604
DC_MUTEX-F54S21D
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InstallPath
Windupdt\winupdate.exe
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gencode
DDaab*PMH#3q
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install
true
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offline_keylogger
false
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persistence
true
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reg_key
winupdater
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:\\Windupdt\\winupdate.exe" JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "1" explorer.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile explorer.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "1" explorer.exe -
Modifies security service 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" explorer.exe -
Windows security bypass 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" explorer.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" explorer.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" explorer.exe -
Disables Task Manager via registry modification
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate explorer.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\winupdater = "C:\\Windupdt\\winupdate.exe" JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 2640 set thread context of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 4972 set thread context of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4404 set thread context of 4816 4404 explorer.exe 94 -
System Location Discovery: System Language Discovery 1 TTPs 5 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_2d949b68f4fde462b7f832505bb4adcd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ping.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language explorer.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3940 ping.exe -
Checks processor information in registry 2 TTPs 8 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier explorer.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier explorer.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier explorer.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3940 ping.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4816 explorer.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeSecurityPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeTakeOwnershipPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeLoadDriverPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeSystemProfilePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeSystemtimePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeProfSingleProcessPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeIncBasePriorityPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeCreatePagefilePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeBackupPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeRestorePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeShutdownPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeDebugPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeSystemEnvironmentPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeChangeNotifyPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeRemoteShutdownPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeUndockPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeManageVolumePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeImpersonatePrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeCreateGlobalPrivilege 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: 33 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: 34 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: 35 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: 36 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe Token: SeIncreaseQuotaPrivilege 4816 explorer.exe Token: SeSecurityPrivilege 4816 explorer.exe Token: SeTakeOwnershipPrivilege 4816 explorer.exe Token: SeLoadDriverPrivilege 4816 explorer.exe Token: SeSystemProfilePrivilege 4816 explorer.exe Token: SeSystemtimePrivilege 4816 explorer.exe Token: SeProfSingleProcessPrivilege 4816 explorer.exe Token: SeIncBasePriorityPrivilege 4816 explorer.exe Token: SeCreatePagefilePrivilege 4816 explorer.exe Token: SeBackupPrivilege 4816 explorer.exe Token: SeRestorePrivilege 4816 explorer.exe Token: SeShutdownPrivilege 4816 explorer.exe Token: SeDebugPrivilege 4816 explorer.exe Token: SeSystemEnvironmentPrivilege 4816 explorer.exe Token: SeChangeNotifyPrivilege 4816 explorer.exe Token: SeRemoteShutdownPrivilege 4816 explorer.exe Token: SeUndockPrivilege 4816 explorer.exe Token: SeManageVolumePrivilege 4816 explorer.exe Token: SeImpersonatePrivilege 4816 explorer.exe Token: SeCreateGlobalPrivilege 4816 explorer.exe Token: 33 4816 explorer.exe Token: 34 4816 explorer.exe Token: 35 4816 explorer.exe Token: 36 4816 explorer.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 4404 explorer.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 2640 wrote to memory of 4972 2640 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 90 PID 4972 wrote to memory of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4972 wrote to memory of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4972 wrote to memory of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4972 wrote to memory of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4972 wrote to memory of 4404 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 91 PID 4972 wrote to memory of 3940 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 92 PID 4972 wrote to memory of 3940 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 92 PID 4972 wrote to memory of 3940 4972 JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe 92 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94 PID 4404 wrote to memory of 4816 4404 explorer.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2640 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exeC:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4972 -
C:\Windows\SysWOW64\explorer.exe"C:\Windows\SysWOW64\explorer.exe"3⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4404 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry modification
- Checks BIOS information in registry
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4816
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C:\Windows\SysWOW64\ping.exeping 127.0.0.1 -n 5 > NUL del "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d949b68f4fde462b7f832505bb4adcd.exe"3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3940
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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
Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
5