Analysis
- max time kernel
148s - max time network
157s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
29/03/2024, 02:10
General
- Target 67d99e584b3b8ae9133a00e5edae2439.exe
- Size 160KB
- Sample240329-cl5axafd84
- SHA256 2e3efa1553c291ae2b2acd7fc0304b99d61f409fbf0979b7b7f5e852ef81833e
Malware Config
Extracted
-
xworm
-
head-formatting.gl.at.ply.gg:11437
-
Install_directory
%Temp%
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install_file
svchost.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
- Adds Run key to start application 2 TTPs 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 13 IoCs
- Suspicious use of AdjustPrivilegeToken 8 IoCs
- Suspicious use of SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 10 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Users\Admin\AppData\Local\Temp\67d99e584b3b8ae9133a00e5edae2439.exe"C:\Users\Admin\AppData\Local\Temp\67d99e584b3b8ae9133a00e5edae2439.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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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\67d99e584b3b8ae9133a00e5edae2439.exe'2⤵
- 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 '67d99e584b3b8ae9133a00e5edae2439.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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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\svchost.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ExecutionPolicy Bypass Add-MpPreference -ExclusionProcess 'svchost.exe'2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
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C:\Windows\System32\schtasks.exe"C:\Windows\System32\schtasks.exe" /create /f /RL HIGHEST /sc minute /mo 1 /tn "svchost" /tr "C:\Users\Admin\AppData\Local\Temp\svchost.exe"2⤵
- Creates scheduled task(s)
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3276 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:81⤵
-
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
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C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\svchost.exe1⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
powershell.exe.log
svchost.exe.log
StartupProfileData-NonInteractive
StartupProfileData-NonInteractive
StartupProfileData-NonInteractive
__PSScriptPolicyTest_ivgf2rmw.wx0.ps1
svchost.exe
memory/1760-56-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/1760-55-0x0000018F47170000-0x0000018F472BE000-memory.dmp
memory/1760-53-0x0000018F46EF0000-0x0000018F46F00000-memory.dmp
memory/1760-51-0x0000018F46EF0000-0x0000018F46F00000-memory.dmp
memory/1760-50-0x0000018F46EF0000-0x0000018F46F00000-memory.dmp
memory/1760-49-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/1796-84-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/1796-85-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/2992-68-0x000001745ACC0000-0x000001745ACD0000-memory.dmp
memory/2992-72-0x0000017473430000-0x000001747357E000-memory.dmp
memory/2992-67-0x000001745ACC0000-0x000001745ACD0000-memory.dmp
memory/2992-66-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/2992-70-0x000001745ACC0000-0x000001745ACD0000-memory.dmp
memory/2992-73-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/3200-4-0x000002919E6C0000-0x000002919E6D0000-memory.dmp
memory/3200-14-0x000002919E800000-0x000002919E822000-memory.dmp
memory/3200-20-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/3200-19-0x000002919E870000-0x000002919E9BE000-memory.dmp
memory/3200-16-0x000002919E6C0000-0x000002919E6D0000-memory.dmp
memory/3200-15-0x000002919E6C0000-0x000002919E6D0000-memory.dmp
memory/3200-3-0x000002919E6C0000-0x000002919E6D0000-memory.dmp
memory/3200-2-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4008-75-0x000000001B8E0000-0x000000001B8F0000-memory.dmp
memory/4008-0-0x0000000000AE0000-0x0000000000B0E000-memory.dmp
memory/4008-35-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4008-76-0x000000001B8E0000-0x000000001B8F0000-memory.dmp
memory/4008-1-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4196-79-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4196-81-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4504-22-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4504-23-0x0000027B7BEE0000-0x0000027B7BEF0000-memory.dmp
memory/4504-24-0x0000027B7BEE0000-0x0000027B7BEF0000-memory.dmp
memory/4504-39-0x00007FFFA46D0000-0x00007FFFA5191000-memory.dmp
memory/4504-38-0x0000027B7BFF0000-0x0000027B7C13E000-memory.dmp
memory/4504-36-0x0000027B7BEE0000-0x0000027B7BEF0000-memory.dmp