Analysis
- user interaction
yes - max time kernel
146s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260911-en - resource tags
- submitted
16/09/2026, 15:58
General
- Target systemm.exe
- Size 7.2MB
- Sample260916-tex2pasfjd
- SHA256 8b8863c9714248efbb2131e82e53c30a5627c4e051c98fe758caa22f1b3985d8
Malware Config
Extracted
-
xworm
-
3.0
-
82.47.101.153:7165
-
W5UazQxWqWYqnndf
-
install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 2 IoCs
- .NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 3 IoCs
- Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 3 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\systemm.exe"C:\Users\Admin\AppData\Local\Temp\systemm.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\system.exe"C:\Users\Admin\AppData\Local\system.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\qceddw.exe"C:\Users\Admin\AppData\Local\Temp\qceddw.exe"3⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- System Location Discovery: System Language Discovery
-
-
-
C:\Users\Admin\AppData\Local\XWorm V3.0.exe"C:\Users\Admin\AppData\Local\XWorm V3.0.exe"2⤵
- Executes dropped EXE
-
-
C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x310 0x4081⤵
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
qceddw.exe
tmp56CD.tmp
XWorm V3.0.exe
system.exe
memory/1564-27-0x0000018A2B710000-0x0000018A2C226000-memory.dmp
memory/1564-26-0x0000018A0FC40000-0x0000018A0FC50000-memory.dmp
memory/1564-31-0x0000018A0FC40000-0x0000018A0FC50000-memory.dmp
memory/1564-25-0x0000018A0F170000-0x0000018A0F89A000-memory.dmp
memory/1908-45-0x00000000007D0000-0x00000000007DC000-memory.dmp
memory/1908-46-0x00000000055A0000-0x0000000005632000-memory.dmp
memory/4844-0-0x00000000005F0000-0x0000000000D24000-memory.dmp
memory/5504-28-0x000000001B2D0000-0x000000001B2E0000-memory.dmp
memory/5504-32-0x000000001B2D0000-0x000000001B2E0000-memory.dmp
memory/5504-33-0x0000000000CA0000-0x0000000000CAA000-memory.dmp
memory/5504-12-0x00000000004C0000-0x00000000004CE000-memory.dmp