Analysis
- max time kernel
145s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20240508-en - resource tags
- submitted
07/06/2024, 15:48
General
- Target 0x000b00000001226e-5.exe
- Size 75KB
- Sample240607-s9adfaaf4w
- SHA256 be9f90f035ff41d59d5579c507eef589daad57aa749128f88df76ca7d858a488
Malware Config
Signatures
- Detect Xworm Payload 1 IoCs
- Xworm
Xworm is a remote access trojan written in C#.
- Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious use of AdjustPrivilegeToken 4 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 4 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\0x000b00000001226e-5.exe"C:\Users\Admin\AppData\Local\Temp\0x000b00000001226e-5.exe"1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\0x000b00000001226e-5.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess '0x000b00000001226e-5.exe'2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
powershell.exe.log
StartupProfileData-NonInteractive
__PSScriptPolicyTest_m3okw4kx.fih.ps1
memory/2324-0-0x00007FFFE9CF3000-0x00007FFFE9CF5000-memory.dmp
memory/2324-1-0x0000000000CC0000-0x0000000000CDA000-memory.dmp
memory/2324-29-0x00007FFFE9CF0000-0x00007FFFEA7B1000-memory.dmp
memory/2324-30-0x00007FFFE9CF3000-0x00007FFFE9CF5000-memory.dmp
memory/2324-31-0x00007FFFE9CF0000-0x00007FFFEA7B1000-memory.dmp
memory/4432-2-0x0000026BF3EB0000-0x0000026BF3ED2000-memory.dmp
memory/4432-12-0x00007FFFE9CF0000-0x00007FFFEA7B1000-memory.dmp
memory/4432-13-0x00007FFFE9CF0000-0x00007FFFEA7B1000-memory.dmp
memory/4432-16-0x00007FFFE9CF0000-0x00007FFFEA7B1000-memory.dmp