xworm | 0123a68edee7e4c8451016c4d05e108c771b7a3a9b70ce920d6a24d479234686

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
23-01-2025 14:27

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General

Target

StorageHealthModelDx.ps1
Size

380KB
MD5

356d6055716915f0c401b24183866606
SHA1

0194ec66083687cd5abf6d5556641228262e3ef1
SHA256

0123a68edee7e4c8451016c4d05e108c771b7a3a9b70ce920d6a24d479234686
SHA512

67a0000ad88b400ae9ca127c20eb8d5910f6ed5b67c98c813966248ab2cd8cc42fd95c9af1255ff0ea324d43982b7a617050af30195aa37d66c25238bb8ffd5e
SSDEEP

1536:3GIDh8DyXBs84VhDEak0EyxWq0DQCI7cKh:3jDhiyXBs84VhDEakbyxWq0DQCI7cKh

Score

10^/10

xworm discovery execution rat trojan

Malware Config

Extracted

Family

xworm

Version

2.2

c0mer.publicvm.com:9087

Mutex

Up3zJJOoZ9LMw12U

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/1480-16-0x0000000000400000-0x0000000000410000-memory.dmp	family_xworm

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 532 set thread context of 1480	532	powershell.exe	84

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
532	powershell.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
532	powershell.exe
532	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	532	powershell.exe
Token: SeDebugPrivilege	1480	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84
PID 532 wrote to memory of 1480	532	powershell.exe	84

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\StorageHealthModelDx.ps1
1⤵
- Suspicious use of SetThreadContext
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:532
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:1480

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_0fsu1q4r.5rx.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
memory/532-19-0x00007FFB10BC0000-0x00007FFB11681000-memory.dmp

Filesize
10.8MB

Download
memory/532-1-0x0000020BF7F60000-0x0000020BF7F82000-memory.dmp

Filesize
136KB

Download
memory/532-11-0x00007FFB10BC0000-0x00007FFB11681000-memory.dmp

Filesize
10.8MB

Download
memory/532-12-0x00007FFB10BC0000-0x00007FFB11681000-memory.dmp

Filesize
10.8MB

Download
memory/532-13-0x00007FFB10BC0000-0x00007FFB11681000-memory.dmp

Filesize
10.8MB

Download
memory/532-14-0x00007FFB10BC3000-0x00007FFB10BC5000-memory.dmp

Filesize
8KB

Download
memory/532-15-0x0000020BF8090000-0x0000020BF80AC000-memory.dmp

Filesize
112KB

Download
memory/532-0-0x00007FFB10BC3000-0x00007FFB10BC5000-memory.dmp

Filesize
8KB

Download
memory/532-20-0x00007FFB10BC0000-0x00007FFB11681000-memory.dmp

Filesize
10.8MB

Download
memory/1480-16-0x0000000000400000-0x0000000000410000-memory.dmp

Filesize
64KB

Download
memory/1480-21-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/1480-22-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download
memory/1480-23-0x0000000005560000-0x00000000055FC000-memory.dmp

Filesize
624KB

Download
memory/1480-24-0x0000000005770000-0x00000000057D6000-memory.dmp

Filesize
408KB

Download
memory/1480-25-0x000000007471E000-0x000000007471F000-memory.dmp

Filesize
4KB

Download
memory/1480-26-0x0000000005FB0000-0x0000000006042000-memory.dmp

Filesize
584KB

Download
memory/1480-27-0x0000000006600000-0x0000000006BA4000-memory.dmp

Filesize
5.6MB

Download
memory/1480-28-0x0000000074710000-0x0000000074EC0000-memory.dmp

Filesize
7.7MB

Download