Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-12-2024 14:47
Behavioral task
behavioral1
Sample
nigger.exe
Resource
win7-20240903-en
General
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Target
nigger.exe
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Size
659KB
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MD5
4d0069878257afd27433e0db326b8e63
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SHA1
d00368f8a80adaf4dd1e3ff6800e69d6efb1a1b2
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SHA256
1164de18c44320bc1d92310c7002185d2a06f45bba23500dd0ad88767cee9352
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SHA512
868c01f85b390f83519d628493c9d2b8d0e3e912ff1f9308ed0978e21356d32086845d4a4179dc89a850de89ea2de5563cd0b3e46684f97e9344401e103a814a
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SSDEEP
12288:W9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hp:yZ1xuVVjfFoynPaVBUR8f+kN10EB3
Malware Config
Extracted
darkcomet
Guest16
rose324-37147.portmap.host:37147
DC_MUTEX-YULHUJ6
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InstallPath
MSDCSC\msdcsc.exe
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gencode
X3yvBS4bvB0u
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install
true
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offline_keylogger
true
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persistence
true
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reg_key
realtekaudio
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\\MSDCSC\\msdcsc.exe" nigger.exe -
Modifies firewall policy service 3 TTPs 3 IoCs
description ioc Process 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 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\wscsvc\Start = "4" 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 -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.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 3692 attrib.exe 752 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-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation nigger.exe -
Deletes itself 1 IoCs
pid Process 632 notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2580 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 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\realtekaudio = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\realtekaudio = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" nigger.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 attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nigger.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\ nigger.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2580 msdcsc.exe -
Suspicious use of AdjustPrivilegeToken 48 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 1096 nigger.exe Token: SeSecurityPrivilege 1096 nigger.exe Token: SeTakeOwnershipPrivilege 1096 nigger.exe Token: SeLoadDriverPrivilege 1096 nigger.exe Token: SeSystemProfilePrivilege 1096 nigger.exe Token: SeSystemtimePrivilege 1096 nigger.exe Token: SeProfSingleProcessPrivilege 1096 nigger.exe Token: SeIncBasePriorityPrivilege 1096 nigger.exe Token: SeCreatePagefilePrivilege 1096 nigger.exe Token: SeBackupPrivilege 1096 nigger.exe Token: SeRestorePrivilege 1096 nigger.exe Token: SeShutdownPrivilege 1096 nigger.exe Token: SeDebugPrivilege 1096 nigger.exe Token: SeSystemEnvironmentPrivilege 1096 nigger.exe Token: SeChangeNotifyPrivilege 1096 nigger.exe Token: SeRemoteShutdownPrivilege 1096 nigger.exe Token: SeUndockPrivilege 1096 nigger.exe Token: SeManageVolumePrivilege 1096 nigger.exe Token: SeImpersonatePrivilege 1096 nigger.exe Token: SeCreateGlobalPrivilege 1096 nigger.exe Token: 33 1096 nigger.exe Token: 34 1096 nigger.exe Token: 35 1096 nigger.exe Token: 36 1096 nigger.exe Token: SeIncreaseQuotaPrivilege 2580 msdcsc.exe Token: SeSecurityPrivilege 2580 msdcsc.exe Token: SeTakeOwnershipPrivilege 2580 msdcsc.exe Token: SeLoadDriverPrivilege 2580 msdcsc.exe Token: SeSystemProfilePrivilege 2580 msdcsc.exe Token: SeSystemtimePrivilege 2580 msdcsc.exe Token: SeProfSingleProcessPrivilege 2580 msdcsc.exe Token: SeIncBasePriorityPrivilege 2580 msdcsc.exe Token: SeCreatePagefilePrivilege 2580 msdcsc.exe Token: SeBackupPrivilege 2580 msdcsc.exe Token: SeRestorePrivilege 2580 msdcsc.exe Token: SeShutdownPrivilege 2580 msdcsc.exe Token: SeDebugPrivilege 2580 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2580 msdcsc.exe Token: SeChangeNotifyPrivilege 2580 msdcsc.exe Token: SeRemoteShutdownPrivilege 2580 msdcsc.exe Token: SeUndockPrivilege 2580 msdcsc.exe Token: SeManageVolumePrivilege 2580 msdcsc.exe Token: SeImpersonatePrivilege 2580 msdcsc.exe Token: SeCreateGlobalPrivilege 2580 msdcsc.exe Token: 33 2580 msdcsc.exe Token: 34 2580 msdcsc.exe Token: 35 2580 msdcsc.exe Token: 36 2580 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2580 msdcsc.exe -
Suspicious use of WriteProcessMemory 59 IoCs
description pid Process procid_target PID 1096 wrote to memory of 2260 1096 nigger.exe 83 PID 1096 wrote to memory of 2260 1096 nigger.exe 83 PID 1096 wrote to memory of 2260 1096 nigger.exe 83 PID 1096 wrote to memory of 3112 1096 nigger.exe 84 PID 1096 wrote to memory of 3112 1096 nigger.exe 84 PID 1096 wrote to memory of 3112 1096 nigger.exe 84 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 1096 wrote to memory of 632 1096 nigger.exe 86 PID 3112 wrote to memory of 3692 3112 cmd.exe 88 PID 3112 wrote to memory of 3692 3112 cmd.exe 88 PID 3112 wrote to memory of 3692 3112 cmd.exe 88 PID 2260 wrote to memory of 752 2260 cmd.exe 89 PID 2260 wrote to memory of 752 2260 cmd.exe 89 PID 2260 wrote to memory of 752 2260 cmd.exe 89 PID 1096 wrote to memory of 2580 1096 nigger.exe 90 PID 1096 wrote to memory of 2580 1096 nigger.exe 90 PID 1096 wrote to memory of 2580 1096 nigger.exe 90 PID 2580 wrote to memory of 1340 2580 msdcsc.exe 91 PID 2580 wrote to memory of 1340 2580 msdcsc.exe 91 PID 2580 wrote to memory of 1340 2580 msdcsc.exe 91 PID 2580 wrote to memory of 2608 2580 msdcsc.exe 92 PID 2580 wrote to memory of 2608 2580 msdcsc.exe 92 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 PID 2580 wrote to memory of 2460 2580 msdcsc.exe 93 -
System policy modification 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\CurrentVersion msdcsc.exe 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 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 3692 attrib.exe 752 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\nigger.exe"C:\Users\Admin\AppData\Local\Temp\nigger.exe"1⤵
- 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:1096 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\nigger.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2260 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\nigger.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:752
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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:3112 -
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:3692
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C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:632
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C:\ProgramData\Microsoft\Windows\Start Menu\Programs\MSDCSC\msdcsc.exe"C:\ProgramData\Microsoft\Windows\Start Menu\Programs\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
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2580 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵PID:1340
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"3⤵PID:2608
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C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:2460
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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
Loading Replay Monitor...
Downloads
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Filesize
659KB
MD54d0069878257afd27433e0db326b8e63
SHA1d00368f8a80adaf4dd1e3ff6800e69d6efb1a1b2
SHA2561164de18c44320bc1d92310c7002185d2a06f45bba23500dd0ad88767cee9352
SHA512868c01f85b390f83519d628493c9d2b8d0e3e912ff1f9308ed0978e21356d32086845d4a4179dc89a850de89ea2de5563cd0b3e46684f97e9344401e103a814a