Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
02/04/2024, 13:14
General
- Target 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe
- Size 427KB
- Sample240402-qg2acaba4w
- SHA256 9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b
Malware Config
Extracted
-
xworm
-
210.246.215.82:7000
-
Install_directory
%ProgramData%
-
install_file
WindowsNT.exe
Signatures
- Detect Xworm Payload 2 IoCs
- Xworm
Xworm is a remote access trojan written in C#.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 2 IoCs
- Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
- Suspicious use of WriteProcessMemory 5 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe"C:\Users\Admin\AppData\Local\Temp\9e5865fd21de52ffdfed7301c0542693d1a5a066c49dfb197ddce0acab589b7b.exe"1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
-
C:\ProgramData\Macro_Easy.exe"C:\ProgramData\Macro_Easy.exe"2⤵
- Executes dropped EXE
- Suspicious behavior: GetForegroundWindowSpam
-
-
C:\ProgramData\s.exe"C:\ProgramData\s.exe"2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Macro_Easy.exe
s.exe
memory/1288-31-0x0000000000EC0000-0x0000000000ED0000-memory.dmp
memory/1288-37-0x0000000000EC0000-0x0000000000ED0000-memory.dmp
memory/1288-36-0x0000000000EC0000-0x0000000000ED0000-memory.dmp
memory/1288-35-0x0000000075540000-0x0000000075AF1000-memory.dmp
memory/1288-34-0x0000000075540000-0x0000000075AF1000-memory.dmp
memory/1288-28-0x0000000075540000-0x0000000075AF1000-memory.dmp
memory/1288-29-0x0000000075540000-0x0000000075AF1000-memory.dmp
memory/1288-30-0x0000000000EC0000-0x0000000000ED0000-memory.dmp
memory/3088-33-0x00007FF888440000-0x00007FF888F01000-memory.dmp
memory/3088-32-0x000000001B030000-0x000000001B040000-memory.dmp
memory/3088-26-0x00000000003E0000-0x000000000043A000-memory.dmp
memory/3088-27-0x00007FF888440000-0x00007FF888F01000-memory.dmp
memory/4988-0-0x0000000000B90000-0x0000000000C00000-memory.dmp
memory/4988-25-0x00007FF888440000-0x00007FF888F01000-memory.dmp
memory/4988-9-0x00007FF888440000-0x00007FF888F01000-memory.dmp