xworm | 02ab2ec0690885256c90e55f8ed3cce050cdb0bf0ad86859a9d75520130e226e

Analysis

max time kernel
127s
max time network
141s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12-10-2023 16:51

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General

Target

XClient.exe
Size

31KB
MD5

84afc004f218a31313fd717d06a75bb8
SHA1

7a248fed7fcbf4bf750bb705ba33c70d152a67f4
SHA256

02ab2ec0690885256c90e55f8ed3cce050cdb0bf0ad86859a9d75520130e226e
SHA512

dfab537903db2352e0a3d0294e2ac0d0f64bce2b026e04c590dae4d2666037582a10ba61bf17401ea21a81e47e4e476de7b1e69bd05991fdec40329519e1b584
SSDEEP

384:TWrVqCDweO/ace/VgFpLJPXwDs2ETIiqqR+gtFqBLTiZw/WNCvK9IkVuE0xOjhQi:bzT5gePqqZFr9RL2OjhQ/7vW

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

3.1

6.tcp.eu.ngrok.io:4545

Mutex

zgJ5izy4K73qDOdL

Attributes

Install_directory
%AppData%
install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral1/memory/1424-0-0x0000000000020000-0x000000000002E000-memory.dmp	family_xworm

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

Drops startup file 2 IoCs

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

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
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	1424	XClient.exe

C:\Users\Admin\AppData\Local\Temp\XClient.exe
"C:\Users\Admin\AppData\Local\Temp\XClient.exe"
1⤵
- Drops startup file
- Suspicious use of AdjustPrivilegeToken
PID:1424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1424-0-0x0000000000020000-0x000000000002E000-memory.dmp

Filesize
56KB

Download
memory/1424-1-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

Filesize
9.9MB

Download
memory/1424-2-0x000007FEF5440000-0x000007FEF5E2C000-memory.dmp

Filesize
9.9MB

Download
memory/1424-7-0x000000001B200000-0x000000001B280000-memory.dmp

Filesize
512KB

Download
memory/1424-8-0x000000001B200000-0x000000001B280000-memory.dmp

Filesize
512KB

Download