Analysis
- max time kernel
150s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
- submitted
19/08/2026, 10:39
General
- Target AbUFHeed.exe
- Size 212KB
- Sample260819-mp2djasbmh
- SHA256 1e0005bca537d2c040e13d1aa20de658202f5945ccc62407c737c3a82a9e7314
Malware Config
Extracted
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xworm
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5.0
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22.tcp.cpolar.top:7878
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fahad3mturjo.top:7878
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ywNGyA7tdvf2nU2H
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install_file
USB.exe
Signatures
- Family: Xworm
Xworm is a remote access trojan written in C#.
- Detect Xworm Payload 1 IoCs
- Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Executes dropped EXE 8 IoCs
- Adds Run key to start application 2 TTPs 8 IoCs
- Drops file in System32 directory 2 IoCs
- Drops file in Windows directory 5 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- System Location Discovery: System Language Discovery 1 TTPs 6 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 2 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of SetWindowsHookEx 12 IoCs
- Suspicious use of WriteProcessMemory 7 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\AbUFHeed.exe"C:\Users\Admin\AppData\Local\Temp\AbUFHeed.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\users\admin\appdata\local\temp\abufheed.exec:\users\admin\appdata\local\temp\abufheed.exe2⤵
- Checks computer location settings
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\protected_protected_protected_protected_protected_protected_Nahsmi.Tesstererxxxm.exe"C:\Users\Admin\AppData\Roaming\protected_protected_protected_protected_protected_protected_Nahsmi.Tesstererxxxm.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\Resources\Themes\icsys.icn.exeC:\Windows\Resources\Themes\icsys.icn.exe2⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\themes\explorer.exec:\windows\resources\themes\explorer.exe3⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe SE4⤵
- Executes dropped EXE
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\svchost.exec:\windows\resources\svchost.exe5⤵
- Modifies visibility of hidden/system files in Explorer
- Executes dropped EXE
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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\??\c:\windows\resources\spoolsv.exec:\windows\resources\spoolsv.exe PR6⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
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C:\Users\Admin\AppData\Roaming\protected_protected_protected_protected_protected_protected_Nahsmi.Tesstererxxxm.exeC:\Users\Admin\AppData\Roaming\protected_protected_protected_protected_protected_protected_Nahsmi.Tesstererxxxm.exe1⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Hide Artifacts
1Hidden Files and Directories
1Modify Registry
2Replay Monitor
Loading Replay Monitor...
Downloads
abufheed.exe
protected_protected_protected_protected_protected_protected_Nahsmi.Tesstererxxxm.exe
explorer.exe
icsys.icn.exe
spoolsv.exe
svchost.exe
memory/1280-9-0x0000000000080000-0x000000000009A000-memory.dmp
memory/1344-71-0x0000000000400000-0x000000000041F000-memory.dmp
memory/1616-57-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2104-0-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2104-60-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2792-59-0x0000000000400000-0x000000000041F000-memory.dmp
memory/3872-64-0x0000000002B50000-0x0000000002B66000-memory.dmp
memory/3872-66-0x0000000002C70000-0x0000000002C84000-memory.dmp
memory/4324-72-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4556-58-0x0000000000400000-0x000000000041F000-memory.dmp
memory/5080-65-0x0000000001210000-0x0000000001222000-memory.dmp
memory/5080-63-0x00000000010F0000-0x0000000001104000-memory.dmp
memory/5080-67-0x0000000001220000-0x0000000001232000-memory.dmp
memory/5080-68-0x0000000001230000-0x0000000001240000-memory.dmp
memory/5080-69-0x0000000001240000-0x000000000124E000-memory.dmp
memory/5080-61-0x00000000010E0000-0x00000000010F6000-memory.dmp
memory/5080-28-0x0000000000930000-0x0000000000948000-memory.dmp