Analysis
- max time kernel
149s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
16/09/2026, 14:34
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe
Resource
win10v2004-20260911-en
6 signatures
150 seconds
General
- Target 8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe
- Size 51KB
- Sample260916-rxd1escm21
- SHA256 8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573
- MD5 d600f52898973409db00e817cfc12d89
- SHA1 6051eb9c38135f67248ed2478df383fbd0c2b68e
- SHA512 508f6d55d8f5b813ee43e4768535627f50538cd9c476088c519c098f63be2e74f2150820296b1750d552833250094b3ef4840ad6a33e777fdc22d8ceb02ce9db
- SSDEEP 768:9sYxVLI2OU23fFPoPxarTL+KZCwaVdbrx4xP6pCZrRhvFURI8MR4:ZIBarwU9rx4xy+Uc6
- TLSH T125333931F5C0CD7BE0210ABC4C678395456E3AB03E3E55577AE22F0E9E792C29A1E187
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Executes dropped EXE 3 IoCs
pid Process 3828 server.gif 1612 server.gif 3780 server.gif - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Vanguard Server = "C:\\server.gif" server.gif Set value (str) \REGISTRY\USER\S-1-5-21-524788801-3318743092-4051225893-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Vanguard Server = "C:\\server.gif" server.gif - System Location Discovery: System Language Discovery 1 TTPs 4 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 server.gif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.gif Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language server.gif - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3828 server.gif - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 3828 server.gif Token: SeDebugPrivilege 3828 server.gif - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 3676 wrote to memory of 3828 3676 8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe 84 PID 1612 wrote to memory of 3780 1612 server.gif 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe"C:\Users\Admin\AppData\Local\Temp\8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3676 -
C:\server.gif-r2⤵
- Executes dropped EXE
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:3828
-
-
C:\server.gifC:\server.gif1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\server.gif-r2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3780
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\server.gif
- Size 51KB
- SHA256 8cc4fb84133f4b01b3b82e5c8458ab719024d4051aa9ed485a7ee954e5714573
- MD5 d600f52898973409db00e817cfc12d89
- SHA1 6051eb9c38135f67248ed2478df383fbd0c2b68e
- SHA512 508f6d55d8f5b813ee43e4768535627f50538cd9c476088c519c098f63be2e74f2150820296b1750d552833250094b3ef4840ad6a33e777fdc22d8ceb02ce9db
- SSDEEP 768:9sYxVLI2OU23fFPoPxarTL+KZCwaVdbrx4xP6pCZrRhvFURI8MR4:ZIBarwU9rx4xy+Uc6
- TLSH T125333931F5C0CD7BE0210ABC4C678395456E3AB03E3E55577AE22F0E9E792C29A1E187
- MD5 SHA1 SHA512 SSDEEP TLSH