Analysis
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max time kernel
150s -
max time network
144s -
platform
windows7_x64 -
resource
win7-20240705-en -
resource tags
arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system -
submitted
10-08-2024 17:53
Behavioral task
behavioral1
Sample
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe
Resource
win7-20240705-en
General
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Target
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe
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Size
923KB
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MD5
cc9acc9e7253ddefeea935cf0e706272
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SHA1
f2fa28d60ddae4a90747bec861e6b4ba6e9486a9
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SHA256
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5
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SHA512
4aab367331b9dd69d7ae5b520718542f260e1630f291728b19e682d5e737d3428441df65c58946d48e806906566a05e823b5a87ce337bc4923c29d3b87092c64
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SSDEEP
12288:O9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hI82gG:aZ1xuVVjfFoynPaVBUR8f+kN10EBpe
Malware Config
Extracted
darkcomet
Guest16
april-came.gl.at.ply.gg:61838
DC_MUTEX-6ZL3QWE
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InstallPath
MSDCSC\msdcsc.exe
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gencode
iogNsu6a0J2i
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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
MicroUpdate
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\UserInit = "C:\\Windows\\system32\\userinit.exe,C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe -
Modifies security service 2 TTPs 1 IoCs
Processes:
msdcsc.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4" msdcsc.exe -
Processes:
msdcsc.exedescription 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 -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
Processes:
attrib.exeattrib.exepid process 988 attrib.exe 2576 attrib.exe -
Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 2360 msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exepid process 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe -
Processes:
msdcsc.exedescription 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
Processes:
msdcsc.exe52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" msdcsc.exe Set value (str) \REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.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 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
msdcsc.exenotepad.exe52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.execmd.execmd.exeattrib.exeattrib.exedescription ioc process 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 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.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 -
Suspicious use of AdjustPrivilegeToken 46 IoCs
Processes:
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exemsdcsc.exedescription pid process Token: SeIncreaseQuotaPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeSecurityPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeTakeOwnershipPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeLoadDriverPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeSystemProfilePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeSystemtimePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeProfSingleProcessPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeIncBasePriorityPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeCreatePagefilePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeBackupPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeRestorePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeShutdownPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeDebugPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeSystemEnvironmentPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeChangeNotifyPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeRemoteShutdownPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeUndockPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeManageVolumePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeImpersonatePrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeCreateGlobalPrivilege 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: 33 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: 34 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: 35 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe Token: SeIncreaseQuotaPrivilege 2360 msdcsc.exe Token: SeSecurityPrivilege 2360 msdcsc.exe Token: SeTakeOwnershipPrivilege 2360 msdcsc.exe Token: SeLoadDriverPrivilege 2360 msdcsc.exe Token: SeSystemProfilePrivilege 2360 msdcsc.exe Token: SeSystemtimePrivilege 2360 msdcsc.exe Token: SeProfSingleProcessPrivilege 2360 msdcsc.exe Token: SeIncBasePriorityPrivilege 2360 msdcsc.exe Token: SeCreatePagefilePrivilege 2360 msdcsc.exe Token: SeBackupPrivilege 2360 msdcsc.exe Token: SeRestorePrivilege 2360 msdcsc.exe Token: SeShutdownPrivilege 2360 msdcsc.exe Token: SeDebugPrivilege 2360 msdcsc.exe Token: SeSystemEnvironmentPrivilege 2360 msdcsc.exe Token: SeChangeNotifyPrivilege 2360 msdcsc.exe Token: SeRemoteShutdownPrivilege 2360 msdcsc.exe Token: SeUndockPrivilege 2360 msdcsc.exe Token: SeManageVolumePrivilege 2360 msdcsc.exe Token: SeImpersonatePrivilege 2360 msdcsc.exe Token: SeCreateGlobalPrivilege 2360 msdcsc.exe Token: 33 2360 msdcsc.exe Token: 34 2360 msdcsc.exe Token: 35 2360 msdcsc.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
msdcsc.exepid process 2360 msdcsc.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.execmd.execmd.exemsdcsc.exedescription pid process target process PID 1660 wrote to memory of 2252 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2252 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2252 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2252 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2552 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2552 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2552 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 1660 wrote to memory of 2552 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe cmd.exe PID 2552 wrote to memory of 2576 2552 cmd.exe attrib.exe PID 2552 wrote to memory of 2576 2552 cmd.exe attrib.exe PID 2552 wrote to memory of 2576 2552 cmd.exe attrib.exe PID 2552 wrote to memory of 2576 2552 cmd.exe attrib.exe PID 2252 wrote to memory of 988 2252 cmd.exe attrib.exe PID 2252 wrote to memory of 988 2252 cmd.exe attrib.exe PID 2252 wrote to memory of 988 2252 cmd.exe attrib.exe PID 2252 wrote to memory of 988 2252 cmd.exe attrib.exe PID 1660 wrote to memory of 2360 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe msdcsc.exe PID 1660 wrote to memory of 2360 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe msdcsc.exe PID 1660 wrote to memory of 2360 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe msdcsc.exe PID 1660 wrote to memory of 2360 1660 52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe msdcsc.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe PID 2360 wrote to memory of 2992 2360 msdcsc.exe notepad.exe -
System policy modification 1 TTPs 3 IoCs
Processes:
msdcsc.exedescription 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
Processes:
attrib.exeattrib.exepid process 2576 attrib.exe 988 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe"C:\Users\Admin\AppData\Local\Temp\52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.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:1660 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\52a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:988 -
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:2552 -
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:2576 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2360 -
C:\Windows\SysWOW64\notepad.exenotepad3⤵
- System Location Discovery: System Language Discovery
PID:2992
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
1Windows Service
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
1Winlogon Helper DLL
1Create or Modify System Process
1Windows Service
1Defense Evasion
Hide Artifacts
2Hidden Files and Directories
2Impair Defenses
2Disable or Modify Tools
2Modify Registry
6Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
923KB
MD5cc9acc9e7253ddefeea935cf0e706272
SHA1f2fa28d60ddae4a90747bec861e6b4ba6e9486a9
SHA25652a29885926d3bfcfa43bdf9cedde199ad8c20566f60b432cea5b65d82f557f5
SHA5124aab367331b9dd69d7ae5b520718542f260e1630f291728b19e682d5e737d3428441df65c58946d48e806906566a05e823b5a87ce337bc4923c29d3b87092c64