xworm | 4c7fece52c1341f3af5ff77e865bea333a720479238e06f48f28b1db5107d76d

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
28/02/2025, 22:25

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General

Target

2FEZ4_WindowsApp1.exe
Size

417KB
MD5

e039c59410e9cbba059a36f31b4b7c53
SHA1

b0371be344811b418d30c8baabe7cd8dc9e23fcd
SHA256

4c7fece52c1341f3af5ff77e865bea333a720479238e06f48f28b1db5107d76d
SHA512

2d82ae0239e20e9278b116750ee2d09f80a3eb878aaf5d0dd03d574707cbf4789b63e141d52d19554f15dc84a94f652caa0753c803d19e0b7cb6317c40a75057
SSDEEP

12288:+JS+6RCreqc4vvqjN4L2MXCB0TFAWjLzF:+jsCrehIvX2M5T2W

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/0x000900000001683c-9.dat	family_xworm
behavioral1/memory/2736-13-0x00000000012D0000-0x00000000012E0000-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
2736	.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	2764	2FEZ4_WindowsApp1.exe
Token: SeDebugPrivilege	2736	.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2736	2764	2FEZ4_WindowsApp1.exe	31
PID 2764 wrote to memory of 2736	2764	2FEZ4_WindowsApp1.exe	31
PID 2764 wrote to memory of 2736	2764	2FEZ4_WindowsApp1.exe	31

C:\Users\Admin\AppData\Local\Temp\2FEZ4_WindowsApp1.exe
"C:\Users\Admin\AppData\Local\Temp\2FEZ4_WindowsApp1.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Users\Admin\AppData\Local\Temp\.exe
  "C:\Users\Admin\AppData\Local\Temp\.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2736

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/2736-13-0x00000000012D0000-0x00000000012E0000-memory.dmp

Filesize
64KB

Download
memory/2736-15-0x000007FEF2E50000-0x000007FEF383C000-memory.dmp

Filesize
9.9MB

Download
memory/2736-17-0x000007FEF2E50000-0x000007FEF383C000-memory.dmp

Filesize
9.9MB

Download
memory/2736-12-0x000007FEF2E53000-0x000007FEF2E54000-memory.dmp

Filesize
4KB

Download
memory/2764-6-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-1-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-11-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-4-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-0-0x000007FEF5BCE000-0x000007FEF5BCF000-memory.dmp

Filesize
4KB

Download
memory/2764-14-0x000007FEF5BCE000-0x000007FEF5BCF000-memory.dmp

Filesize
4KB

Download
memory/2764-2-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-16-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-3-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download
memory/2764-18-0x000007FEF5910000-0x000007FEF62AD000-memory.dmp

Filesize
9.6MB

Download