xworm | 17bfc5e52bc85dfafe14e428825ae1b36bd9f016c0a26dc2049057e4a4d71e69

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 22:23

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General

Target

WindowsApp1.exe
Size

428KB
MD5

4e4ef72e167c726a5918dd38c9ec901d
SHA1

0d6502c6c0e0e60be7883ea09514b0bd1a1dd1bc
SHA256

17bfc5e52bc85dfafe14e428825ae1b36bd9f016c0a26dc2049057e4a4d71e69
SHA512

c86161039a7c09bb28614a62f40b34b27f0894fc84ed60ef24919048e0aeebaa0ebe00cd4d5cf2a4537f0f09df2ee3eae666c1ce4ae93711e362ca6591e74f24
SSDEEP

12288:h9BE7dl7QqXwB05gNYpnmJ+F06ikMW6uf:zsdlQdB0PmJ+y6ik6

Score

10^/10

xworm rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

paul-nw.gl.at.ply.gg:51413

Mutex

AVvzTAnLyW8qQCcO

Attributes

Install_directory
%AppData%
install_file
kev.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000e00000001228d-8.dat	family_xworm
behavioral1/memory/2752-12-0x0000000000990000-0x00000000009A0000-memory.dmp	family_xworm

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

Executes dropped EXE 1 IoCs

pid	Process
2752	.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip-api.com

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

System Information Discovery
T1082

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	764	WindowsApp1.exe
Token: SeDebugPrivilege	2752	.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 764 wrote to memory of 2752	764	WindowsApp1.exe	31
PID 764 wrote to memory of 2752	764	WindowsApp1.exe	31
PID 764 wrote to memory of 2752	764	WindowsApp1.exe	31

C:\Users\Admin\AppData\Local\Temp\WindowsApp1.exe
"C:\Users\Admin\AppData\Local\Temp\WindowsApp1.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:764
- C:\Users\Admin\AppData\Local\Temp\.exe
  "C:\Users\Admin\AppData\Local\Temp\.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2752

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\.exe

Filesize
37KB

MD5
01f86862e5a3fab03f886eb19089da95

SHA1
8749ecbbac9f911deaee8d5530ef644ca0270258

SHA256
ecfb4e772dd3be3c70e2833558b53c9352466ef193694a32a2a6e4926d810d81

SHA512
c03771ab0e115c95c2af29f1ec3e331e90bac38074bd1eeda741a6e9f4f93d7cf55dd2a6354219886e50055730c10a363f264eeadcb2c06a1fd06a3670e41a86

Download Submit
memory/764-10-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-14-0x000007FEF61BE000-0x000007FEF61BF000-memory.dmp

Filesize
4KB

Download
memory/764-3-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-5-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-1-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-0-0x000007FEF61BE000-0x000007FEF61BF000-memory.dmp

Filesize
4KB

Download
memory/764-18-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-2-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/764-15-0x000007FEF5F00000-0x000007FEF689D000-memory.dmp

Filesize
9.6MB

Download
memory/2752-13-0x000007FEF35D0000-0x000007FEF3FBC000-memory.dmp

Filesize
9.9MB

Download
memory/2752-12-0x0000000000990000-0x00000000009A0000-memory.dmp

Filesize
64KB

Download
memory/2752-16-0x000007FEF35D3000-0x000007FEF35D4000-memory.dmp

Filesize
4KB

Download
memory/2752-17-0x000007FEF35D0000-0x000007FEF3FBC000-memory.dmp

Filesize
9.9MB

Download
memory/2752-11-0x000007FEF35D3000-0x000007FEF35D4000-memory.dmp

Filesize
4KB

Download