xworm | 89ec4e1db8ccb4e1f79ba9afbfa8ee5a776b0cca7a17832f145025efaa22eb33

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2025 21:17

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General

Target

gunlock.exe
Size

3.8MB
MD5

2d782e1ae0230a26e52c319e6b103709
SHA1

de5c7ffc4363df7a1f84791a59d42da63e9c7aca
SHA256

89ec4e1db8ccb4e1f79ba9afbfa8ee5a776b0cca7a17832f145025efaa22eb33
SHA512

f34c389cdfcaa472e0979d07f2869e1820d9e1cd242cf339934a10f25d9daf125be793a1a29323509f83fc807067038a336b28075e68f434cc818016d4762064
SSDEEP

98304:pVKwq9PthVFqvxdjjofjUIrzdAHHChuRk:Lq4vPof3nenChuu

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

started-chelsea.gl.at.ply.gg:19944

Mutex

ME0yUkoTBcxnktZ9

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023c87-6.dat	family_xworm
behavioral2/memory/3632-13-0x0000000000850000-0x000000000085E000-memory.dmp	family_xworm

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	gunlock.exe

Executes dropped EXE 2 IoCs

pid	Process
3632	XClient.exe
4052	Full Option.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3632	XClient.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 3632	1568	gunlock.exe	83
PID 1568 wrote to memory of 3632	1568	gunlock.exe	83
PID 1568 wrote to memory of 4052	1568	gunlock.exe	84
PID 1568 wrote to memory of 4052	1568	gunlock.exe	84

C:\Users\Admin\AppData\Local\Temp\gunlock.exe
"C:\Users\Admin\AppData\Local\Temp\gunlock.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1568
- C:\Users\Admin\AppData\Roaming\XClient.exe
  "C:\Users\Admin\AppData\Roaming\XClient.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:3632
- C:\Users\Admin\AppData\Roaming\Full Option.exe
  "C:\Users\Admin\AppData\Roaming\Full Option.exe"
  2⤵
  - Executes dropped EXE
  PID:4052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Full Option.exe

Filesize
3.8MB

MD5
5ce8ed238099e7605f63e8b40f7525a0

SHA1
389d6db6a058cc747a3feaa65f58873920ebf062

SHA256
e11d8d9f672d2ffede92203385ba116683d0cb7d8a5e6ed62c8820f9701cee42

SHA512
a694687b07750c613dad7638451bff733147c092c6bfca48f5d02bcc51f7ecf76985563fea05844d21bf0ef006e84d9f8b82ab419618a7275550e4d6fa4e5ae1

Download Submit
C:\Users\Admin\AppData\Roaming\XClient.exe

Filesize
32KB

MD5
331eaac7c4015afd83daa026381b56a1

SHA1
200844ad43d508c49fe197af5f7c6a9a261c3718

SHA256
4cfb2297e2652f27ee62fcde7ff87816d8c08f481033af4926949dd8cce72b6d

SHA512
1a872b2849d7eda76ec2bfb778efe046b45a161ab8733e8253a0f76236a77324389c31f45beb9e4b852ebb37cda6519b7e5b561396c2e909e9ae25bcded3b53b

Download Submit
memory/1568-0-0x00007FFF61233000-0x00007FFF61235000-memory.dmp

Filesize
8KB

Download
memory/1568-1-0x0000000000170000-0x0000000000542000-memory.dmp

Filesize
3.8MB

Download
memory/3632-13-0x0000000000850000-0x000000000085E000-memory.dmp

Filesize
56KB

Download
memory/3632-19-0x00007FFF61230000-0x00007FFF61CF1000-memory.dmp

Filesize
10.8MB

Download
memory/3632-24-0x00007FFF61230000-0x00007FFF61CF1000-memory.dmp

Filesize
10.8MB

Download
memory/3632-25-0x00007FFF61230000-0x00007FFF61CF1000-memory.dmp

Filesize
10.8MB

Download
memory/3632-26-0x00007FFF61230000-0x00007FFF61CF1000-memory.dmp

Filesize
10.8MB

Download