Analysis
- max time kernel
898s - max time network
750s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
26/10/2026, 16:22
Behavioral task
behavioral1
Sample
W.e.e.DClient.exe
Resource
win10ltsc2021-20260911-en
8 signatures
900 seconds
Behavioral task
behavioral2
Sample
W.e.e.DClient.exe
Resource
win10v2004-20260911-en
8 signatures
900 seconds
Behavioral task
behavioral3
Sample
W.e.e.DClient.exe
Resource
win11-20260911-en
8 signatures
900 seconds
General
- Target W.e.e.DClient.exe
- Size 30KB
- Sample261026-tvqbsabe22
- SHA256 37ad2b40a05294d9c1a6a335758e18050feee5efa06a129c250298861fb55f42
- MD5 870844f2b5d2afc6ca551c7fe8d1497e
- SHA1 05acd87c4a60a1a0e3d256362d69ccb9dffde3ad
- SHA512 4a4ef2f6c87dc0787da999dfbfb578d427da9cdbc6d73817c0ee34ccd909b42919edbc8c86f6c70cdddfd580cfed34c69849949b6f3992e580d2ea5c4b3f5292
- SSDEEP 384:VuYN2Q1Cefba10FW+WvbG+LZzEI/0hYACSqRFYjI2uRugtFuBLTIOZw/WVnvn9Iz:m6a1lhb77/MYAoRFT2uBFE9RcOqh8bA
- TLSH T167E23C483BE8432BD6FF2FF228B6910102759507D923DF9E5CD895AB6F67B8146003E6
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Extracted
Family
-
xworm
C2
-
28.tcp.cpolar.top:11573
Mutex
-
T88ZqtYgi37bGCO8
Attributes
-
install_file
USB.exe
aes.plain
Signatures
- Detect Xworm Payload 1 IoCs
resource yara_rule behavioral2/memory/4696-0-0x0000000000170000-0x000000000017E000-memory.dmp family_xworm - Enumerates video capture drivers 2 TTPs 1 IoCs
Queries the legacy Video for Windows capture drivers. This is commonly abused by RATs to check for available webcams on the system before reporting to their C2.
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Drivers32\msvideo9 W.e.e.DClient.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 5352 cmd.exe - Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs
The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.
description ioc Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain W.e.e.DClient.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname W.e.e.DClient.exe - Delays execution with timeout.exe 1 IoCs
pid Process 2296 timeout.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4696 W.e.e.DClient.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4696 wrote to memory of 5352 4696 W.e.e.DClient.exe 100 PID 5352 wrote to memory of 2296 5352 cmd.exe 102
Processes
-
C:\Users\Admin\AppData\Local\Temp\W.e.e.DClient.exe"C:\Users\Admin\AppData\Local\Temp\W.e.e.DClient.exe"1⤵
- Enumerates video capture drivers
- Reads the TCP/IP host and domain name from the registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4696 -
C:\Windows\system32\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp374D.tmp.bat""2⤵
- Executes a command shell one-liner
- Suspicious use of WriteProcessMemory
PID:5352 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:2296
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\tmp374D.tmp.bat
- Size 165B
- SHA256 92a1fd1899ac9c85e8e4e897fe90abb55d8caa7959c2e4b8920d0c97adb61c7f
- MD5 de6ec04c65e361d8320f97e8b0383161
- SHA1 c187d20e3446223278a22b790486f4e0b122821e
- SHA512 00caf1454176351d9f6ec41c34a26479b371c3852925b220ce5c4e26d457fb17118314f7ae3ae3b71711e86e4af6994c7e2d7778041fe9c24cd5ab9941fee13f
- TLSH T1DFC0804065CAFE15190574270176D19DD0765C592E416B505358400C654189DE5F4345
- MD5 SHA1 SHA512 TLSH