Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
120s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
16/12/2024, 10:39
Behavioral task
behavioral1
Sample
996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe
Resource
win7-20241023-en
General
-
Target
996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe
-
Size
658KB
-
MD5
7e32a97cd6071306602c84c223bee650
-
SHA1
3d8533bf5fdbd5830382d3e331215d70c7798946
-
SHA256
996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651ac
-
SHA512
01871935591a371394e2b394b2638aac51bf6248200aa97c28dcc04b22ac6d107b1f097a6a6412b3b7b21bce29b1c62a839c481bf94e0f9732178e683afc40a7
-
SSDEEP
12288:+9HFJ9rJxRX1uVVjoaWSoynxdO1FVBaOiRZTERfIhNkNCCLo9Ek5C/hI:KZ1xuVVjfFoynPaVBUR8f+kN10EB6
Malware Config
Extracted
darkcomet
Guest1
adobens.hopto.org:1604
DC_MUTEX-GDVHDWW
-
InstallPath
MSDCS\msdcs12.exe
-
gencode
HAlbHiVRqz20
-
install
true
-
offline_keylogger
true
-
persistence
true
-
reg_key
msdcsa
Signatures
-
Darkcomet family
-
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:\\Windows\\system32\\MSDCS\\msdcs12.exe" 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2968 attrib.exe 2104 attrib.exe -
Deletes itself 1 IoCs
pid Process 2476 notepad.exe -
Executes dropped EXE 1 IoCs
pid Process 2848 msdcs12.exe -
Loads dropped DLL 2 IoCs
pid Process 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe -
Adds Run key to start application 2 TTPs 3 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\msdcsa = "C:\\Windows\\system32\\MSDCS\\msdcs12.exe" 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\msdcsa = "C:\\Windows\\system32\\MSDCS\\msdcs12.exe" msdcs12.exe Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\msdcsa = "C:\\Windows\\system32\\MSDCS\\msdcs12.exe" iexplore.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\MSDCS\msdcs12.exe 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe File opened for modification C:\Windows\SysWOW64\MSDCS\ 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe File created C:\Windows\SysWOW64\MSDCS\msdcs12.exe 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2848 set thread context of 3004 2848 msdcs12.exe 38 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language attrib.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 attrib.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msdcs12.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeSecurityPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeTakeOwnershipPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeLoadDriverPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeSystemProfilePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeSystemtimePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeProfSingleProcessPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeIncBasePriorityPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeCreatePagefilePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeBackupPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeRestorePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeShutdownPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeDebugPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeSystemEnvironmentPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeChangeNotifyPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeRemoteShutdownPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeUndockPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeManageVolumePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeImpersonatePrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeCreateGlobalPrivilege 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: 33 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: 34 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: 35 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe Token: SeIncreaseQuotaPrivilege 2848 msdcs12.exe Token: SeSecurityPrivilege 2848 msdcs12.exe Token: SeTakeOwnershipPrivilege 2848 msdcs12.exe Token: SeLoadDriverPrivilege 2848 msdcs12.exe Token: SeSystemProfilePrivilege 2848 msdcs12.exe Token: SeSystemtimePrivilege 2848 msdcs12.exe Token: SeProfSingleProcessPrivilege 2848 msdcs12.exe Token: SeIncBasePriorityPrivilege 2848 msdcs12.exe Token: SeCreatePagefilePrivilege 2848 msdcs12.exe Token: SeBackupPrivilege 2848 msdcs12.exe Token: SeRestorePrivilege 2848 msdcs12.exe Token: SeShutdownPrivilege 2848 msdcs12.exe Token: SeDebugPrivilege 2848 msdcs12.exe Token: SeSystemEnvironmentPrivilege 2848 msdcs12.exe Token: SeChangeNotifyPrivilege 2848 msdcs12.exe Token: SeRemoteShutdownPrivilege 2848 msdcs12.exe Token: SeUndockPrivilege 2848 msdcs12.exe Token: SeManageVolumePrivilege 2848 msdcs12.exe Token: SeImpersonatePrivilege 2848 msdcs12.exe Token: SeCreateGlobalPrivilege 2848 msdcs12.exe Token: 33 2848 msdcs12.exe Token: 34 2848 msdcs12.exe Token: 35 2848 msdcs12.exe Token: SeIncreaseQuotaPrivilege 3004 iexplore.exe Token: SeSecurityPrivilege 3004 iexplore.exe Token: SeTakeOwnershipPrivilege 3004 iexplore.exe Token: SeLoadDriverPrivilege 3004 iexplore.exe Token: SeSystemProfilePrivilege 3004 iexplore.exe Token: SeSystemtimePrivilege 3004 iexplore.exe Token: SeProfSingleProcessPrivilege 3004 iexplore.exe Token: SeIncBasePriorityPrivilege 3004 iexplore.exe Token: SeCreatePagefilePrivilege 3004 iexplore.exe Token: SeBackupPrivilege 3004 iexplore.exe Token: SeRestorePrivilege 3004 iexplore.exe Token: SeShutdownPrivilege 3004 iexplore.exe Token: SeDebugPrivilege 3004 iexplore.exe Token: SeSystemEnvironmentPrivilege 3004 iexplore.exe Token: SeChangeNotifyPrivilege 3004 iexplore.exe Token: SeRemoteShutdownPrivilege 3004 iexplore.exe Token: SeUndockPrivilege 3004 iexplore.exe Token: SeManageVolumePrivilege 3004 iexplore.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3004 iexplore.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2464 wrote to memory of 2396 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 30 PID 2464 wrote to memory of 2396 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 30 PID 2464 wrote to memory of 2396 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 30 PID 2464 wrote to memory of 2396 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 30 PID 2464 wrote to memory of 2428 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 31 PID 2464 wrote to memory of 2428 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 31 PID 2464 wrote to memory of 2428 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 31 PID 2464 wrote to memory of 2428 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 31 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2464 wrote to memory of 2476 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 32 PID 2428 wrote to memory of 2104 2428 cmd.exe 35 PID 2428 wrote to memory of 2104 2428 cmd.exe 35 PID 2428 wrote to memory of 2104 2428 cmd.exe 35 PID 2428 wrote to memory of 2104 2428 cmd.exe 35 PID 2396 wrote to memory of 2968 2396 cmd.exe 36 PID 2396 wrote to memory of 2968 2396 cmd.exe 36 PID 2396 wrote to memory of 2968 2396 cmd.exe 36 PID 2396 wrote to memory of 2968 2396 cmd.exe 36 PID 2464 wrote to memory of 2848 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 37 PID 2464 wrote to memory of 2848 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 37 PID 2464 wrote to memory of 2848 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 37 PID 2464 wrote to memory of 2848 2464 996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe 37 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 2848 wrote to memory of 3004 2848 msdcs12.exe 38 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 PID 3004 wrote to memory of 2308 3004 iexplore.exe 39 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2968 attrib.exe 2104 attrib.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe"C:\Users\Admin\AppData\Local\Temp\996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe"1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2464 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe" +s +h2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651acN.exe" +s +h3⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2968
-
-
-
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:2428 -
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:2104
-
-
-
C:\Windows\SysWOW64\notepad.exenotepad2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
PID:2476
-
-
C:\Windows\SysWOW64\MSDCS\msdcs12.exe"C:\Windows\system32\MSDCS\msdcs12.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2848 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\notepad.exenotepad4⤵
- System Location Discovery: System Language Discovery
PID:2308
-
-
-
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
-
Filesize
658KB
MD57e32a97cd6071306602c84c223bee650
SHA13d8533bf5fdbd5830382d3e331215d70c7798946
SHA256996beea9299ded8bca31425c26e3cc07930852c4a0b73ca362ff9e2200d651ac
SHA51201871935591a371394e2b394b2638aac51bf6248200aa97c28dcc04b22ac6d107b1f097a6a6412b3b7b21bce29b1c62a839c481bf94e0f9732178e683afc40a7