Analysis
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max time kernel
299s -
max time network
286s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
01-08-2024 17:11
Behavioral task
behavioral1
Sample
test.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
test.exe
Resource
win10-20240404-en
General
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Target
test.exe
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Size
658KB
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MD5
ec24d90ed3c9befd6c389eef8a7b30d0
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SHA1
fd5ced24ad422b5f3d63b90b99384b7b7dbb4792
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SHA256
655eea77b66bbaa7012c3f84d6d6e81c4348146ea0736db0b329a2a9c1a9ada6
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SHA512
0652aabb75f7cf146d58e22a2dc0d6c8db0ef360776edf52282dad7389c3efb908c39e14f2d4ece4480e481f5cc19123fac5479f0e3e587df9471ec0214892dd
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SSDEEP
12288:e9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hq:qZ1xuVVjfFoynPaVBUR8f+kN10EBk
Malware Config
Extracted
darkcomet
Guest16
insurance-helmet.gl.at.ply.gg:31388
DC_MUTEX-LP7CXKP
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InstallPath
MSDCSC\msdcsc.exe
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gencode
AmrqVD7MwH6g
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install
true
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offline_keylogger
true
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persistence
false
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reg_key
MicroUpdate
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
Processes:
test.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" test.exe -
Modifies firewall policy service 3 TTPs 6 IoCs
Processes:
msdcsc.exeiexplore.exedescription 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
Processes:
msdcsc.exeiexplore.exedescription 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 -
Processes:
msdcsc.exeiexplore.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 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 -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
Processes:
attrib.exeattrib.exepid process 2420 attrib.exe 2708 attrib.exe -
Executes dropped EXE 1 IoCs
Processes:
msdcsc.exepid process 2580 msdcsc.exe -
Loads dropped DLL 2 IoCs
Processes:
test.exepid process 2584 test.exe 2584 test.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 1 IoCs
Processes:
test.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\MicroUpdate = "C:\\Users\\Admin\\Documents\\MSDCSC\\msdcsc.exe" test.exe -
Enumerates connected drives 3 TTPs 23 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
iexplore.exedescription ioc process File opened (read-only) \??\K: iexplore.exe File opened (read-only) \??\N: iexplore.exe File opened (read-only) \??\O: iexplore.exe File opened (read-only) \??\Q: iexplore.exe File opened (read-only) \??\S: iexplore.exe File opened (read-only) \??\H: iexplore.exe File opened (read-only) \??\I: iexplore.exe File opened (read-only) \??\J: iexplore.exe File opened (read-only) \??\U: iexplore.exe File opened (read-only) \??\W: iexplore.exe File opened (read-only) \??\R: iexplore.exe File opened (read-only) \??\Y: iexplore.exe File opened (read-only) \??\A: iexplore.exe File opened (read-only) \??\L: iexplore.exe File opened (read-only) \??\M: iexplore.exe File opened (read-only) \??\V: iexplore.exe File opened (read-only) \??\Z: iexplore.exe File opened (read-only) \??\B: iexplore.exe File opened (read-only) \??\P: iexplore.exe File opened (read-only) \??\T: iexplore.exe File opened (read-only) \??\E: iexplore.exe File opened (read-only) \??\G: iexplore.exe File opened (read-only) \??\X: iexplore.exe -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
Processes:
iexplore.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop\Wallpaper iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\My Wallpaper.jpg" iexplore.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
msdcsc.exedescription pid process target process PID 2580 set thread context of 2844 2580 msdcsc.exe iexplore.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 14 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
attrib.exeattrib.exetest.execmd.execmd.exenet1.exenet1.execmd.exenet.exemsdcsc.exeiexplore.exenotepad.execmd.exenet.exedescription 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 test.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 net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language net.exe -
Runs net.exe
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
iexplore.exepid process 2844 iexplore.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
test.exemsdcsc.exeiexplore.exedescription pid process Token: SeIncreaseQuotaPrivilege 2584 test.exe Token: SeSecurityPrivilege 2584 test.exe Token: SeTakeOwnershipPrivilege 2584 test.exe Token: SeLoadDriverPrivilege 2584 test.exe Token: SeSystemProfilePrivilege 2584 test.exe Token: SeSystemtimePrivilege 2584 test.exe Token: SeProfSingleProcessPrivilege 2584 test.exe Token: SeIncBasePriorityPrivilege 2584 test.exe Token: SeCreatePagefilePrivilege 2584 test.exe Token: SeBackupPrivilege 2584 test.exe Token: SeRestorePrivilege 2584 test.exe Token: SeShutdownPrivilege 2584 test.exe Token: SeDebugPrivilege 2584 test.exe Token: SeSystemEnvironmentPrivilege 2584 test.exe Token: SeChangeNotifyPrivilege 2584 test.exe Token: SeRemoteShutdownPrivilege 2584 test.exe Token: SeUndockPrivilege 2584 test.exe Token: SeManageVolumePrivilege 2584 test.exe Token: SeImpersonatePrivilege 2584 test.exe Token: SeCreateGlobalPrivilege 2584 test.exe Token: 33 2584 test.exe Token: 34 2584 test.exe Token: 35 2584 test.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: SeIncreaseQuotaPrivilege 2844 iexplore.exe Token: SeSecurityPrivilege 2844 iexplore.exe Token: SeTakeOwnershipPrivilege 2844 iexplore.exe Token: SeLoadDriverPrivilege 2844 iexplore.exe Token: SeSystemProfilePrivilege 2844 iexplore.exe Token: SeSystemtimePrivilege 2844 iexplore.exe Token: SeProfSingleProcessPrivilege 2844 iexplore.exe Token: SeIncBasePriorityPrivilege 2844 iexplore.exe Token: SeCreatePagefilePrivilege 2844 iexplore.exe Token: SeBackupPrivilege 2844 iexplore.exe Token: SeRestorePrivilege 2844 iexplore.exe Token: SeShutdownPrivilege 2844 iexplore.exe Token: SeDebugPrivilege 2844 iexplore.exe Token: SeSystemEnvironmentPrivilege 2844 iexplore.exe Token: SeChangeNotifyPrivilege 2844 iexplore.exe Token: SeRemoteShutdownPrivilege 2844 iexplore.exe Token: SeUndockPrivilege 2844 iexplore.exe Token: SeManageVolumePrivilege 2844 iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
iexplore.exepid process 2844 iexplore.exe 2844 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
iexplore.exepid process 2844 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
Processes:
test.execmd.execmd.exemsdcsc.exeiexplore.execmd.exenet.exedescription pid process target process PID 2584 wrote to memory of 2544 2584 test.exe cmd.exe PID 2584 wrote to memory of 2544 2584 test.exe cmd.exe PID 2584 wrote to memory of 2544 2584 test.exe cmd.exe PID 2584 wrote to memory of 2544 2584 test.exe cmd.exe PID 2584 wrote to memory of 2416 2584 test.exe cmd.exe PID 2584 wrote to memory of 2416 2584 test.exe cmd.exe PID 2584 wrote to memory of 2416 2584 test.exe cmd.exe PID 2584 wrote to memory of 2416 2584 test.exe cmd.exe PID 2416 wrote to memory of 2708 2416 cmd.exe attrib.exe PID 2416 wrote to memory of 2708 2416 cmd.exe attrib.exe PID 2416 wrote to memory of 2708 2416 cmd.exe attrib.exe PID 2416 wrote to memory of 2708 2416 cmd.exe attrib.exe PID 2544 wrote to memory of 2420 2544 cmd.exe attrib.exe PID 2544 wrote to memory of 2420 2544 cmd.exe attrib.exe PID 2544 wrote to memory of 2420 2544 cmd.exe attrib.exe PID 2544 wrote to memory of 2420 2544 cmd.exe attrib.exe PID 2584 wrote to memory of 2580 2584 test.exe msdcsc.exe PID 2584 wrote to memory of 2580 2584 test.exe msdcsc.exe PID 2584 wrote to memory of 2580 2584 test.exe msdcsc.exe PID 2584 wrote to memory of 2580 2584 test.exe msdcsc.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2580 wrote to memory of 2844 2580 msdcsc.exe iexplore.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 2748 2844 iexplore.exe notepad.exe PID 2844 wrote to memory of 452 2844 iexplore.exe cmd.exe PID 2844 wrote to memory of 452 2844 iexplore.exe cmd.exe PID 2844 wrote to memory of 452 2844 iexplore.exe cmd.exe PID 2844 wrote to memory of 452 2844 iexplore.exe cmd.exe PID 452 wrote to memory of 444 452 cmd.exe net.exe PID 452 wrote to memory of 444 452 cmd.exe net.exe PID 452 wrote to memory of 444 452 cmd.exe net.exe PID 452 wrote to memory of 444 452 cmd.exe net.exe PID 444 wrote to memory of 380 444 net.exe net1.exe PID 444 wrote to memory of 380 444 net.exe net1.exe PID 444 wrote to memory of 380 444 net.exe net1.exe PID 444 wrote to memory of 380 444 net.exe net1.exe PID 2844 wrote to memory of 1584 2844 iexplore.exe cmd.exe PID 2844 wrote to memory of 1584 2844 iexplore.exe cmd.exe PID 2844 wrote to memory of 1584 2844 iexplore.exe cmd.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 2708 attrib.exe 2420 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\test.exe"C:\Users\Admin\AppData\Local\Temp\test.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:2584 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\test.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2544 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\test.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2420 -
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:2416 -
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:2708 -
C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"C:\Users\Admin\Documents\MSDCSC\msdcsc.exe"2⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Executes dropped EXE
- Windows security modification
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- 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⤵
- Modifies firewall policy service
- Modifies security service
- Windows security bypass
- Enumerates connected drives
- Sets desktop wallpaper using registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2844 -
C:\Windows\SysWOW64\notepad.exenotepad4⤵
- System Location Discovery: System Language Discovery
PID:2748 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k net stop uxsms4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\net.exenet stop uxsms5⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:444 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 stop uxsms6⤵
- System Location Discovery: System Language Discovery
PID:380 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k net start uxsms4⤵
- System Location Discovery: System Language Discovery
PID:1584 -
C:\Windows\SysWOW64\net.exenet start uxsms5⤵
- System Location Discovery: System Language Discovery
PID:1072 -
C:\Windows\SysWOW64\net1.exeC:\Windows\system32\net1 start uxsms6⤵
- System Location Discovery: System Language Discovery
PID:584
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"1⤵PID:1332
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
8Replay Monitor
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Downloads
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Filesize
658KB
MD5ec24d90ed3c9befd6c389eef8a7b30d0
SHA1fd5ced24ad422b5f3d63b90b99384b7b7dbb4792
SHA256655eea77b66bbaa7012c3f84d6d6e81c4348146ea0736db0b329a2a9c1a9ada6
SHA5120652aabb75f7cf146d58e22a2dc0d6c8db0ef360776edf52282dad7389c3efb908c39e14f2d4ece4480e481f5cc19123fac5479f0e3e587df9471ec0214892dd