Analysis
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max time kernel
149s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20250207-en -
resource tags
arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system -
submitted
16/02/2025, 03:44
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe
Resource
win7-20250207-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe
Resource
win10v2004-20250211-en
General
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Target
JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe
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Size
418KB
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MD5
ff279548cab424e57cda1f37d6572365
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SHA1
07e7a3d79b361650da06101b56a0bf896ce83aac
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SHA256
4fc11d9c75ff22a30cd8f4d7464f6b9382e1a7be6f73708e0a5b120b7f1a4d60
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SHA512
4919913eab6e81ebdb6b948d4c957cc7ab9e767321f10e648a77c0d8c29f5b939c1aabec8597d5bce9bf3d55c950b82c7f094fd22d15b4b1663a99869fd012c9
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SSDEEP
6144:sTUcONNgYccDj1n7FInjR4FOccSB140AlxgnB7kI7UVAiXEE3VJoZSLd2EJ:sTPYccP1n7Fwt4cccI2PSVrkLUE
Malware Config
Extracted
darkcomet
I4I - Inception
r3c0n.no-ip.org:2744
DC_MUTEX-KL0WYVV
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InstallPath
Microsoft\jusched.exe
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gencode
w./4G9G6�lKU
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install
true
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offline_keylogger
true
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password
daniel1994
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persistence
true
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reg_key
Windows Registry Editor
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:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\jusched.exe" JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe -
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_ff279548cab424e57cda1f37d6572365.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate jusched.exe -
Deletes itself 1 IoCs
pid Process 2952 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 2304 jusched.exe 2528 jusched.exe -
Loads dropped DLL 2 IoCs
pid Process 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\Windows Registry Editor = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\jusched.exe" JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1968 set thread context of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 2304 set thread context of 2528 2304 jusched.exe 35 -
resource yara_rule behavioral1/memory/2328-8-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-9-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-5-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-4-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-6-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-10-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-12-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-11-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-14-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2328-38-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-51-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-50-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-52-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-56-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-55-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-54-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-53-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-57-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-58-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-59-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-60-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-61-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-62-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-63-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-64-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-65-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-66-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-67-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-68-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-69-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-70-0x0000000000400000-0x00000000004C6000-memory.dmp upx behavioral1/memory/2528-71-0x0000000000400000-0x00000000004C6000-memory.dmp upx -
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 6 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 jusched.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ff279548cab424e57cda1f37d6572365.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 jusched.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2316 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\VendorIdentifier JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 jusched.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString jusched.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier jusched.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier jusched.exe Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe -
Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier jusched.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2316 PING.EXE -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeSecurityPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeTakeOwnershipPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeLoadDriverPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeSystemProfilePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeSystemtimePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeProfSingleProcessPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeIncBasePriorityPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeCreatePagefilePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeBackupPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeRestorePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeShutdownPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeDebugPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeSystemEnvironmentPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeChangeNotifyPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeRemoteShutdownPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeUndockPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeManageVolumePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeImpersonatePrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeCreateGlobalPrivilege 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: 33 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: 34 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: 35 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe Token: SeIncreaseQuotaPrivilege 2528 jusched.exe Token: SeSecurityPrivilege 2528 jusched.exe Token: SeTakeOwnershipPrivilege 2528 jusched.exe Token: SeLoadDriverPrivilege 2528 jusched.exe Token: SeSystemProfilePrivilege 2528 jusched.exe Token: SeSystemtimePrivilege 2528 jusched.exe Token: SeProfSingleProcessPrivilege 2528 jusched.exe Token: SeIncBasePriorityPrivilege 2528 jusched.exe Token: SeCreatePagefilePrivilege 2528 jusched.exe Token: SeBackupPrivilege 2528 jusched.exe Token: SeRestorePrivilege 2528 jusched.exe Token: SeShutdownPrivilege 2528 jusched.exe Token: SeDebugPrivilege 2528 jusched.exe Token: SeSystemEnvironmentPrivilege 2528 jusched.exe Token: SeChangeNotifyPrivilege 2528 jusched.exe Token: SeRemoteShutdownPrivilege 2528 jusched.exe Token: SeUndockPrivilege 2528 jusched.exe Token: SeManageVolumePrivilege 2528 jusched.exe Token: SeImpersonatePrivilege 2528 jusched.exe Token: SeCreateGlobalPrivilege 2528 jusched.exe Token: 33 2528 jusched.exe Token: 34 2528 jusched.exe Token: 35 2528 jusched.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2528 jusched.exe -
Suspicious use of WriteProcessMemory 26 IoCs
description pid Process procid_target PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 1968 wrote to memory of 2328 1968 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 30 PID 2328 wrote to memory of 2304 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 31 PID 2328 wrote to memory of 2304 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 31 PID 2328 wrote to memory of 2304 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 31 PID 2328 wrote to memory of 2304 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 31 PID 2328 wrote to memory of 2952 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 32 PID 2328 wrote to memory of 2952 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 32 PID 2328 wrote to memory of 2952 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 32 PID 2328 wrote to memory of 2952 2328 JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe 32 PID 2952 wrote to memory of 2316 2952 cmd.exe 34 PID 2952 wrote to memory of 2316 2952 cmd.exe 34 PID 2952 wrote to memory of 2316 2952 cmd.exe 34 PID 2952 wrote to memory of 2316 2952 cmd.exe 34 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35 PID 2304 wrote to memory of 2528 2304 jusched.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1968 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff279548cab424e57cda1f37d6572365.exeC:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ff279548cab424e57cda1f37d6572365.exe2⤵
- Modifies WinLogon for persistence
- Checks BIOS information in registry
- Loads dropped DLL
- Adds Run key to start application
- 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:2328 -
C:\Users\Admin\AppData\Roaming\Microsoft\jusched.exe"C:\Users\Admin\AppData\Roaming\Microsoft\jusched.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Users\Admin\AppData\Roaming\Microsoft\jusched.exeC:\Users\Admin\AppData\Roaming\Microsoft\jusched.exe4⤵
- Checks BIOS information in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2528
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C:\Windows\SysWOW64\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\_dcsc_.bat" "3⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Windows\SysWOW64\PING.EXEping 127.0.0.1 -n 24⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2316
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
119B
MD56a5850832c91c59a98674f31968053c1
SHA1fa69be6981ad8fbb37382bf009732e2c0d0e2c4f
SHA2568d1e9d7da417fa8cc01095f4b7350546075872538f5c90b040a853f854a4dd79
SHA512b940aca30fc9c7617aad3c67e809b7720ef7f5fb13b13499a41b22fc9e752ea2a6c25964cdb05f7bff1fb0f92588fd4ea7ea93e56da36d59294ba7da09bf8663
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Filesize
418KB
MD5ff279548cab424e57cda1f37d6572365
SHA107e7a3d79b361650da06101b56a0bf896ce83aac
SHA2564fc11d9c75ff22a30cd8f4d7464f6b9382e1a7be6f73708e0a5b120b7f1a4d60
SHA5124919913eab6e81ebdb6b948d4c957cc7ab9e767321f10e648a77c0d8c29f5b939c1aabec8597d5bce9bf3d55c950b82c7f094fd22d15b4b1663a99869fd012c9