Analysis
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max time kernel
149s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-11-2024 21:31
Static task
static1
Behavioral task
behavioral1
Sample
974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe
Resource
win7-20240903-en
General
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Target
974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe
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Size
322KB
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MD5
974cac47e7b631754c9184e8bc84905f
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SHA1
da80a570cf19a35babb40226d1e3907251f6b286
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SHA256
e03354e8c2cb5ae108a2806ecffe8758eb91830884b810c16e7f743e53ce238d
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SHA512
5fe9df9504c0c4bc413b8372c33c11886a54a767cc2c1cb49cbacb38492782bab83e6b3aacda311b207ab7ad851e43f379c8b8898a32eccae9482f650849f88e
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SSDEEP
6144:51TFYFW3qr6mdDe377FTJEC1h0EaS8Md10cphn6E3grMJencJxoz6wGlLi:5U6qzRy77FlEC12Enj3Q3cW6/l
Malware Config
Extracted
darkcomet
Normal
carbonfibers.myftp.biz:1656
carbonfibers.linkpc.net:1656
DC_MUTEX-5GX4X3J
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InstallPath
System Services\svchost.exe
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gencode
ocw5E1nj2p5Z
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install
true
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offline_keylogger
true
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password
92496
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persistence
true
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reg_key
System Services Host
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\\System Services\\svchost.exe" 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 3288 attrib.exe 468 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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe -
Executes dropped EXE 2 IoCs
pid Process 1248 svchost.exe 4700 svchost.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System Services Host = "C:\\Users\\Admin\\AppData\\Roaming\\System Services\\svchost.exe" 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\System Services Host = "C:\\Users\\Admin\\AppData\\Roaming\\System Services\\svchost.exe" svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3736 set thread context of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 1248 set thread context of 4700 1248 svchost.exe 91 -
resource yara_rule behavioral2/memory/2840-3-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-6-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-7-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-8-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-9-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-11-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/2840-45-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-50-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-51-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-53-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-52-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-56-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-55-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-57-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-59-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-61-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-63-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-65-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-67-0x0000000000400000-0x00000000004BA000-memory.dmp upx behavioral2/memory/4700-69-0x0000000000400000-0x00000000004BA000-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 9 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 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.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 svchost.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 1248 svchost.exe 1248 svchost.exe 1248 svchost.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 4700 svchost.exe -
Suspicious use of AdjustPrivilegeToken 50 IoCs
description pid Process Token: SeDebugPrivilege 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeIncreaseQuotaPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeSecurityPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeTakeOwnershipPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeLoadDriverPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeSystemProfilePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeSystemtimePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeProfSingleProcessPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeIncBasePriorityPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeBackupPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeRestorePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeShutdownPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeDebugPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeChangeNotifyPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeRemoteShutdownPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeUndockPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeManageVolumePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeImpersonatePrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeCreateGlobalPrivilege 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: 33 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: 34 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: 35 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: 36 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe Token: SeDebugPrivilege 1248 svchost.exe Token: SeIncreaseQuotaPrivilege 4700 svchost.exe Token: SeSecurityPrivilege 4700 svchost.exe Token: SeTakeOwnershipPrivilege 4700 svchost.exe Token: SeLoadDriverPrivilege 4700 svchost.exe Token: SeSystemProfilePrivilege 4700 svchost.exe Token: SeSystemtimePrivilege 4700 svchost.exe Token: SeProfSingleProcessPrivilege 4700 svchost.exe Token: SeIncBasePriorityPrivilege 4700 svchost.exe Token: SeCreatePagefilePrivilege 4700 svchost.exe Token: SeBackupPrivilege 4700 svchost.exe Token: SeRestorePrivilege 4700 svchost.exe Token: SeShutdownPrivilege 4700 svchost.exe Token: SeDebugPrivilege 4700 svchost.exe Token: SeSystemEnvironmentPrivilege 4700 svchost.exe Token: SeChangeNotifyPrivilege 4700 svchost.exe Token: SeRemoteShutdownPrivilege 4700 svchost.exe Token: SeUndockPrivilege 4700 svchost.exe Token: SeManageVolumePrivilege 4700 svchost.exe Token: SeImpersonatePrivilege 4700 svchost.exe Token: SeCreateGlobalPrivilege 4700 svchost.exe Token: 33 4700 svchost.exe Token: 34 4700 svchost.exe Token: 35 4700 svchost.exe Token: 36 4700 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4700 svchost.exe -
Suspicious use of WriteProcessMemory 53 IoCs
description pid Process procid_target PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 3736 wrote to memory of 2840 3736 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 83 PID 2840 wrote to memory of 396 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 84 PID 2840 wrote to memory of 396 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 84 PID 2840 wrote to memory of 396 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 84 PID 2840 wrote to memory of 2612 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 85 PID 2840 wrote to memory of 2612 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 85 PID 2840 wrote to memory of 2612 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 85 PID 396 wrote to memory of 3288 396 cmd.exe 88 PID 396 wrote to memory of 3288 396 cmd.exe 88 PID 396 wrote to memory of 3288 396 cmd.exe 88 PID 2612 wrote to memory of 468 2612 cmd.exe 89 PID 2612 wrote to memory of 468 2612 cmd.exe 89 PID 2612 wrote to memory of 468 2612 cmd.exe 89 PID 2840 wrote to memory of 1248 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 90 PID 2840 wrote to memory of 1248 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 90 PID 2840 wrote to memory of 1248 2840 974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe 90 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 1248 wrote to memory of 4700 1248 svchost.exe 91 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 PID 4700 wrote to memory of 5076 4700 svchost.exe 92 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3288 attrib.exe 468 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Users\Admin\AppData\Local\Temp\974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe974cac47e7b631754c9184e8bc84905f_JaffaCakes1182⤵
- 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:2840 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\974cac47e7b631754c9184e8bc84905f_JaffaCakes118.exe" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:3288
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:468
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C:\Users\Admin\AppData\Roaming\System Services\svchost.exe"C:\Users\Admin\AppData\Roaming\System Services\svchost.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Users\Admin\AppData\Roaming\System Services\svchost.exesvchost4⤵
- Executes dropped EXE
- 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
PID:4700 -
C:\Windows\SysWOW64\notepad.exenotepad5⤵
- System Location Discovery: System Language Discovery
PID:5076
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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
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
322KB
MD5974cac47e7b631754c9184e8bc84905f
SHA1da80a570cf19a35babb40226d1e3907251f6b286
SHA256e03354e8c2cb5ae108a2806ecffe8758eb91830884b810c16e7f743e53ce238d
SHA5125fe9df9504c0c4bc413b8372c33c11886a54a767cc2c1cb49cbacb38492782bab83e6b3aacda311b207ab7ad851e43f379c8b8898a32eccae9482f650849f88e