Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23/03/2025, 18:39
Static task
static1
Behavioral task
behavioral1
Sample
9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe
Resource
win10v2004-20250314-en
General
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Target
9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe
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Size
306KB
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MD5
96cf8a8e1a535ce7aabd257142b2d240
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SHA1
b18c90bda95cbf32f7ab1970868952cfcaab3273
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SHA256
9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fb
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SHA512
89ee8c8aa55f2ba1e06b0ea278432bf51a149d198b56ca9d4c2437d31e90bc25a2e2d3e14dbd58cfa5aba483ef43a9cf48154f89ef1ef1e0eb5ec30e3152c682
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SSDEEP
6144:uuQDRdq7Ww4MthMtPckBP6T08z/zxWPxZuuOyU:uu2Rw7WwREzolWZZuvR
Malware Config
Extracted
darkcomet
FarCry
octopus01.airdns.org:2404
octopus01.ddns.net:2404
DC_MUTEX-YGBUNDC
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InstallPath
Ubisoft\FarCry\FCupdate.exe
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gencode
jv2Y4dfih9vp
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install
true
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offline_keylogger
true
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password
V10tt0PC
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persistence
true
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reg_key
FCUpdate
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:\\Users\\Admin\\AppData\\Local\\Temp\\Ubisoft\\FarCry\\FCupdate.exe" 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ FCupdate.exe -
Sets file to hidden 1 TTPs 2 IoCs
Modifies file attributes to stop it showing in Explorer etc.
pid Process 2736 attrib.exe 2148 attrib.exe -
Executes dropped EXE 2 IoCs
pid Process 2752 FCupdate.exe 3048 FCupdate.exe -
Loads dropped DLL 8 IoCs
pid Process 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 2752 FCupdate.exe 2752 FCupdate.exe 2752 FCupdate.exe 2752 FCupdate.exe 3048 FCupdate.exe 3048 FCupdate.exe 3048 FCupdate.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\FCUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Ubisoft\\FarCry\\FCupdate.exe" FCupdate.exe Set value (str) \REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\FCUpdate = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Ubisoft\\FarCry\\FCupdate.exe" 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 2068 set thread context of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2752 set thread context of 3048 2752 FCupdate.exe 39 -
resource yara_rule behavioral1/memory/2968-11-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-10-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-7-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-4-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-12-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-13-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-16-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-14-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-15-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-17-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/2968-31-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-50-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-49-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-48-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-44-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-51-0x0000000000400000-0x00000000004B7000-memory.dmp upx behavioral1/memory/3048-94-0x0000000000400000-0x00000000004B7000-memory.dmp upx -
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 notepad.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.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 FCupdate.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.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 FCupdate.exe -
Suspicious use of AdjustPrivilegeToken 46 IoCs
description pid Process Token: SeIncreaseQuotaPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeSecurityPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeTakeOwnershipPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeLoadDriverPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeSystemProfilePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeSystemtimePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeProfSingleProcessPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeIncBasePriorityPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeCreatePagefilePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeBackupPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeRestorePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeShutdownPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeDebugPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeSystemEnvironmentPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeChangeNotifyPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeRemoteShutdownPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeUndockPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeManageVolumePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeImpersonatePrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeCreateGlobalPrivilege 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: 33 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: 34 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: 35 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe Token: SeIncreaseQuotaPrivilege 3048 FCupdate.exe Token: SeSecurityPrivilege 3048 FCupdate.exe Token: SeTakeOwnershipPrivilege 3048 FCupdate.exe Token: SeLoadDriverPrivilege 3048 FCupdate.exe Token: SeSystemProfilePrivilege 3048 FCupdate.exe Token: SeSystemtimePrivilege 3048 FCupdate.exe Token: SeProfSingleProcessPrivilege 3048 FCupdate.exe Token: SeIncBasePriorityPrivilege 3048 FCupdate.exe Token: SeCreatePagefilePrivilege 3048 FCupdate.exe Token: SeBackupPrivilege 3048 FCupdate.exe Token: SeRestorePrivilege 3048 FCupdate.exe Token: SeShutdownPrivilege 3048 FCupdate.exe Token: SeDebugPrivilege 3048 FCupdate.exe Token: SeSystemEnvironmentPrivilege 3048 FCupdate.exe Token: SeChangeNotifyPrivilege 3048 FCupdate.exe Token: SeRemoteShutdownPrivilege 3048 FCupdate.exe Token: SeUndockPrivilege 3048 FCupdate.exe Token: SeManageVolumePrivilege 3048 FCupdate.exe Token: SeImpersonatePrivilege 3048 FCupdate.exe Token: SeCreateGlobalPrivilege 3048 FCupdate.exe Token: 33 3048 FCupdate.exe Token: 34 3048 FCupdate.exe Token: 35 3048 FCupdate.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 3048 FCupdate.exe -
Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2068 wrote to memory of 2968 2068 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 30 PID 2968 wrote to memory of 2924 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 31 PID 2968 wrote to memory of 2924 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 31 PID 2968 wrote to memory of 2924 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 31 PID 2968 wrote to memory of 2924 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 31 PID 2968 wrote to memory of 3016 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 32 PID 2968 wrote to memory of 3016 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 32 PID 2968 wrote to memory of 3016 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 32 PID 2968 wrote to memory of 3016 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 32 PID 2924 wrote to memory of 2736 2924 cmd.exe 36 PID 2924 wrote to memory of 2736 2924 cmd.exe 36 PID 2924 wrote to memory of 2736 2924 cmd.exe 36 PID 2924 wrote to memory of 2736 2924 cmd.exe 36 PID 3016 wrote to memory of 2148 3016 cmd.exe 35 PID 3016 wrote to memory of 2148 3016 cmd.exe 35 PID 3016 wrote to memory of 2148 3016 cmd.exe 35 PID 3016 wrote to memory of 2148 3016 cmd.exe 35 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2968 wrote to memory of 2752 2968 9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe 37 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 2752 wrote to memory of 3048 2752 FCupdate.exe 39 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 PID 3048 wrote to memory of 2672 3048 FCupdate.exe 40 -
Views/modifies file attributes 1 TTPs 2 IoCs
pid Process 2148 attrib.exe 2736 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe"C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2068 -
C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe"C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe"2⤵
- 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:2968 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp\9063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fbN.exe" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2736
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /k attrib "C:\Users\Admin\AppData\Local\Temp" +s +h3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Windows\SysWOW64\attrib.exeattrib "C:\Users\Admin\AppData\Local\Temp" +s +h4⤵
- Sets file to hidden
- System Location Discovery: System Language Discovery
- Views/modifies file attributes
PID:2148
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C:\Users\Admin\AppData\Local\Temp\Ubisoft\FarCry\FCupdate.exe"C:\Users\Admin\AppData\Local\Temp\Ubisoft\FarCry\FCupdate.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Users\Admin\AppData\Local\Temp\Ubisoft\FarCry\FCupdate.exe"C:\Users\Admin\AppData\Local\Temp\Ubisoft\FarCry\FCupdate.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
- 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:3048 -
C:\Windows\SysWOW64\notepad.exenotepad5⤵
- System Location Discovery: System Language Discovery
PID:2672
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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
2Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
306KB
MD596cf8a8e1a535ce7aabd257142b2d240
SHA1b18c90bda95cbf32f7ab1970868952cfcaab3273
SHA2569063a7361e3b891e9692af5b87de8fd65e14894f75ae4a0069e732446e5d47fb
SHA51289ee8c8aa55f2ba1e06b0ea278432bf51a149d198b56ca9d4c2437d31e90bc25a2e2d3e14dbd58cfa5aba483ef43a9cf48154f89ef1ef1e0eb5ec30e3152c682