Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
09-12-2024 14:47
Behavioral task
behavioral1
Sample
nigger.exe
Resource
win7-20240903-en
windows7-x64
26 signatures
150 seconds
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
Family
darkcomet
Botnet
Guest16
C2
rose324-37147.portmap.host:37147
Mutex
DC_MUTEX-YULHUJ6
Attributes
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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 6 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 Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\EnableFirewall = "0" iexplore.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DisableNotifications = "0" iexplore.exe -
Modifies security service 2 TTPs 2 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" iexplore.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 Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" iexplore.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" iexplore.exe -
Disables RegEdit via registry modification 2 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" msdcsc.exe Set value (int) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Policies\System\DisableRegistryTools = "1" iexplore.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 2804 attrib.exe 2780 attrib.exe -
Deletes itself 1 IoCs
pid Process 2464 notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2708 msdcsc.exe -
Loads dropped DLL 2 IoCs
pid Process 2280 nigger.exe 2280 nigger.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 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\realtekaudio = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" nigger.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\realtekaudio = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\realtekaudio = "C:\\ProgramData\\Microsoft\\Windows\\Start Menu\\Programs\\MSDCSC\\msdcsc.exe" iexplore.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2708 set thread context of 2716 2708 msdcsc.exe 39 -
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 nigger.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcsc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.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 attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe -
Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 1652 vlc.exe -
Suspicious behavior: GetForegroundWindowSpam 2 IoCs
pid Process 2716 iexplore.exe 1652 vlc.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2280 nigger.exe Token: SeSecurityPrivilege 2280 nigger.exe Token: SeTakeOwnershipPrivilege 2280 nigger.exe Token: SeLoadDriverPrivilege 2280 nigger.exe Token: SeSystemProfilePrivilege 2280 nigger.exe Token: SeSystemtimePrivilege 2280 nigger.exe Token: SeProfSingleProcessPrivilege 2280 nigger.exe Token: SeIncBasePriorityPrivilege 2280 nigger.exe Token: SeCreatePagefilePrivilege 2280 nigger.exe Token: SeBackupPrivilege 2280 nigger.exe Token: SeRestorePrivilege 2280 nigger.exe Token: SeShutdownPrivilege 2280 nigger.exe Token: SeDebugPrivilege 2280 nigger.exe Token: SeSystemEnvironmentPrivilege 2280 nigger.exe Token: SeChangeNotifyPrivilege 2280 nigger.exe Token: SeRemoteShutdownPrivilege 2280 nigger.exe Token: SeUndockPrivilege 2280 nigger.exe Token: SeManageVolumePrivilege 2280 nigger.exe Token: SeImpersonatePrivilege 2280 nigger.exe Token: SeCreateGlobalPrivilege 2280 nigger.exe Token: 33 2280 nigger.exe Token: 34 2280 nigger.exe Token: 35 2280 nigger.exe Token: SeIncreaseQuotaPrivilege 2708 msdcsc.exe Token: SeSecurityPrivilege 2708 msdcsc.exe Token: SeTakeOwnershipPrivilege 2708 msdcsc.exe Token: SeLoadDriverPrivilege 2708 msdcsc.exe Token: SeSystemProfilePrivilege 2708 msdcsc.exe Token: SeSystemtimePrivilege 2708 msdcsc.exe Token: SeProfSingleProcessPrivilege 2708 msdcsc.exe Token: SeIncBasePriorityPrivilege 2708 msdcsc.exe Token: SeCreatePagefilePrivilege 2708 msdcsc.exe Token: SeBackupPrivilege 2708 msdcsc.exe Token: SeRestorePrivilege 2708 msdcsc.exe Token: SeShutdownPrivilege 2708 msdcsc.exe Token: SeDebugPrivilege 2708 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2708 msdcsc.exe Token: SeChangeNotifyPrivilege 2708 msdcsc.exe Token: SeRemoteShutdownPrivilege 2708 msdcsc.exe Token: SeUndockPrivilege 2708 msdcsc.exe Token: SeManageVolumePrivilege 2708 msdcsc.exe Token: SeImpersonatePrivilege 2708 msdcsc.exe Token: SeCreateGlobalPrivilege 2708 msdcsc.exe Token: 33 2708 msdcsc.exe Token: 34 2708 msdcsc.exe Token: 35 2708 msdcsc.exe Token: SeIncreaseQuotaPrivilege 2716 iexplore.exe Token: SeSecurityPrivilege 2716 iexplore.exe Token: SeTakeOwnershipPrivilege 2716 iexplore.exe Token: SeLoadDriverPrivilege 2716 iexplore.exe Token: SeSystemProfilePrivilege 2716 iexplore.exe Token: SeSystemtimePrivilege 2716 iexplore.exe Token: SeProfSingleProcessPrivilege 2716 iexplore.exe Token: SeIncBasePriorityPrivilege 2716 iexplore.exe Token: SeCreatePagefilePrivilege 2716 iexplore.exe Token: SeBackupPrivilege 2716 iexplore.exe Token: SeRestorePrivilege 2716 iexplore.exe Token: SeShutdownPrivilege 2716 iexplore.exe Token: SeDebugPrivilege 2716 iexplore.exe Token: SeSystemEnvironmentPrivilege 2716 iexplore.exe Token: SeChangeNotifyPrivilege 2716 iexplore.exe Token: SeRemoteShutdownPrivilege 2716 iexplore.exe Token: SeUndockPrivilege 2716 iexplore.exe Token: SeManageVolumePrivilege 2716 iexplore.exe -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe -
Suspicious use of SendNotifyMessage 7 IoCs
pid Process 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe 1652 vlc.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2716 iexplore.exe 1652 vlc.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2280 wrote to memory of 1996 2280 nigger.exe 31 PID 2280 wrote to memory of 1996 2280 nigger.exe 31 PID 2280 wrote to memory of 1996 2280 nigger.exe 31 PID 2280 wrote to memory of 1996 2280 nigger.exe 31 PID 2280 wrote to memory of 1940 2280 nigger.exe 32 PID 2280 wrote to memory of 1940 2280 nigger.exe 32 PID 2280 wrote to memory of 1940 2280 nigger.exe 32 PID 2280 wrote to memory of 1940 2280 nigger.exe 32 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 2280 wrote to memory of 2464 2280 nigger.exe 34 PID 1996 wrote to memory of 2804 1996 cmd.exe 37 PID 1996 wrote to memory of 2804 1996 cmd.exe 37 PID 1996 wrote to memory of 2804 1996 cmd.exe 37 PID 1996 wrote to memory of 2804 1996 cmd.exe 37 PID 1940 wrote to memory of 2780 1940 cmd.exe 36 PID 1940 wrote to memory of 2780 1940 cmd.exe 36 PID 1940 wrote to memory of 2780 1940 cmd.exe 36 PID 1940 wrote to memory of 2780 1940 cmd.exe 36 PID 2280 wrote to memory of 2708 2280 nigger.exe 38 PID 2280 wrote to memory of 2708 2280 nigger.exe 38 PID 2280 wrote to memory of 2708 2280 nigger.exe 38 PID 2280 wrote to memory of 2708 2280 nigger.exe 38 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2708 wrote to memory of 2716 2708 msdcsc.exe 39 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 PID 2716 wrote to memory of 2860 2716 iexplore.exe 40 -
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 2804 attrib.exe 2780 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
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2280 -
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:1996 -
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:2804
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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:1940 -
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:2780
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C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2464
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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
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2708 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Disables RegEdit via registry 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
PID:2716 -
C:\Windows\SysWOW64\notepad.exenotepad4⤵
- System Location Discovery: System Language Discovery
PID:2860
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C:\Program Files\VideoLAN\VLC\vlc.exe"C:\Program Files\VideoLAN\VLC\vlc.exe" --started-from-file "C:\Users\Admin\Desktop\StepEnter.au"1⤵
- Suspicious behavior: AddClipboardFormatListener
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
PID:1652
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
659KB
MD54d0069878257afd27433e0db326b8e63
SHA1d00368f8a80adaf4dd1e3ff6800e69d6efb1a1b2
SHA2561164de18c44320bc1d92310c7002185d2a06f45bba23500dd0ad88767cee9352
SHA512868c01f85b390f83519d628493c9d2b8d0e3e912ff1f9308ed0978e21356d32086845d4a4179dc89a850de89ea2de5563cd0b3e46684f97e9344401e103a814a