Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20240709-en - resource tags
- submitted
10/07/2024, 00:17
General
- Target SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe
- Size 551KB
- Sample240710-ak16rawfrc
- SHA256 5251566d0b8a27c5399efb9e5298c1c50fda246e3f15c8ebccf7d21282edede3
Malware Config
Extracted
-
xworm
-
3.1
-
rwanco.duckdns.org:1515
-
Install_directory
%AppData%
-
install_file
USB.exe
Signatures
- Detect Xworm Payload 1 IoCs
- Xworm
Xworm is a remote access trojan written in C#.
- Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
- Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
- Drops startup file 2 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 9 IoCs
- Suspicious use of AdjustPrivilegeToken 6 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 23 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\UhDXQPNrTOujT.exe"2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UhDXQPNrTOujT" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8DD8.tmp"2⤵
- Scheduled Task/Job: Scheduled Task
-
-
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe"2⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Roaming\SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe'3⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
Network
MITRE ATT&CK Enterprise v15
Execution
Command and Scripting Interpreter
1PowerShell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
StartupProfileData-NonInteractive
StartupProfileData-NonInteractive
__PSScriptPolicyTest_4irq2c0y.imm.ps1
tmp8DD8.tmp
SecuriteInfo.com.Win32.PWSX-gen.24441.7577.exe
memory/920-39-0x0000000006360000-0x00000000063AC000-memory.dmp
memory/920-40-0x0000000006890000-0x00000000068C2000-memory.dmp
memory/920-66-0x00000000077E0000-0x00000000077F1000-memory.dmp
memory/920-65-0x0000000007860000-0x00000000078F6000-memory.dmp
memory/920-64-0x0000000007650000-0x000000000765A000-memory.dmp
memory/920-16-0x0000000004D20000-0x0000000004D56000-memory.dmp
memory/920-63-0x00000000075E0000-0x00000000075FA000-memory.dmp
memory/920-22-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/920-41-0x00000000711F0000-0x000000007123C000-memory.dmp
memory/920-18-0x0000000005390000-0x00000000059B8000-memory.dmp
memory/920-52-0x00000000074B0000-0x0000000007553000-memory.dmp
memory/920-17-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/920-82-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/920-62-0x0000000007C30000-0x00000000082AA000-memory.dmp
memory/920-80-0x0000000007900000-0x0000000007908000-memory.dmp
memory/920-25-0x0000000005A20000-0x0000000005A42000-memory.dmp
memory/920-27-0x0000000005CA0000-0x0000000005D06000-memory.dmp
memory/920-79-0x0000000007920000-0x000000000793A000-memory.dmp
memory/920-26-0x0000000005BC0000-0x0000000005C26000-memory.dmp
memory/920-37-0x0000000005D10000-0x0000000006064000-memory.dmp
memory/920-38-0x00000000062B0000-0x00000000062CE000-memory.dmp
memory/920-77-0x0000000007810000-0x000000000781E000-memory.dmp
memory/920-78-0x0000000007820000-0x0000000007834000-memory.dmp
memory/920-51-0x0000000007480000-0x000000000749E000-memory.dmp
memory/952-120-0x00000000703C0000-0x000000007040C000-memory.dmp
memory/1556-67-0x00000000711F0000-0x000000007123C000-memory.dmp
memory/1748-20-0x0000000000400000-0x0000000000416000-memory.dmp
memory/1748-23-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/1748-137-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/1748-138-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/1748-139-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/2580-11-0x0000000005E70000-0x0000000005F0C000-memory.dmp
memory/2580-6-0x0000000004CD0000-0x0000000004D6A000-memory.dmp
memory/2580-1-0x0000000000010000-0x000000000009E000-memory.dmp
memory/2580-0-0x0000000074A0E000-0x0000000074A0F000-memory.dmp
memory/2580-24-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/2580-10-0x0000000005FF0000-0x0000000006048000-memory.dmp
memory/2580-9-0x0000000004E50000-0x0000000004E5E000-memory.dmp
memory/2580-2-0x0000000005020000-0x00000000055C4000-memory.dmp
memory/2580-3-0x0000000004A70000-0x0000000004B02000-memory.dmp
memory/2580-4-0x0000000074A00000-0x00000000751B0000-memory.dmp
memory/2580-8-0x0000000004E40000-0x0000000004E48000-memory.dmp
memory/2580-5-0x0000000004A50000-0x0000000004A5A000-memory.dmp
memory/2580-7-0x0000000004E10000-0x0000000004E22000-memory.dmp
memory/4532-107-0x0000000007E40000-0x0000000007E51000-memory.dmp
memory/4532-108-0x0000000007E90000-0x0000000007EA4000-memory.dmp
memory/4532-106-0x0000000007BA0000-0x0000000007C43000-memory.dmp
memory/4532-96-0x00000000703C0000-0x000000007040C000-memory.dmp
memory/4532-95-0x0000000006C80000-0x0000000006CCC000-memory.dmp