Malware Analysis Report

2024-11-16 13:29

Sample ID 240621-lp4m8ayerl
Target X Image logger beta V5.2.exe
SHA256 5efe623eb5e9326ae70270135f6dcf2e3b48a62daef1f1685e3f1f0445db5de4
Tags
xworm persistence rat trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

5efe623eb5e9326ae70270135f6dcf2e3b48a62daef1f1685e3f1f0445db5de4

Threat Level: Known bad

The file X Image logger beta V5.2.exe was found to be: Known bad.

Malicious Activity Summary

xworm persistence rat trojan

Detect Xworm Payload

Xworm

Drops startup file

Executes dropped EXE

Adds Run key to start application

Looks up external IP address via web service

Unsigned PE

Enumerates physical storage devices

Delays execution with timeout.exe

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-21 09:43

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-21 09:43

Reported

2024-06-21 09:48

Platform

win11-20240611-en

Max time kernel

90s

Max time network

204s

Command Line

"C:\Users\Admin\AppData\Local\Temp\X Image logger beta V5.2.exe"

Signatures

Detect Xworm Payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A

Xworm

trojan rat xworm

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Anti root backup.lnk C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Anti root backup.lnk C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1276817940-128734381-631578427-1000\Software\Microsoft\Windows\CurrentVersion\Run\Anti root backup = "C:\\Users\\Admin\\Anti root backup" C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A

Enumerates physical storage devices

Delays execution with timeout.exe

evasion
Description Indicator Process Target
N/A N/A C:\Windows\system32\timeout.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\X Image logger beta V5.2.exe

"C:\Users\Admin\AppData\Local\Temp\X Image logger beta V5.2.exe"

C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe

"C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmpD0CD.tmp.bat""

C:\Windows\system32\timeout.exe

timeout 3

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp
US 147.185.221.20:23695 modern-educators.gl.at.ply.gg tcp

Files

C:\Users\Admin\AppData\Local\Temp\RarSFX0\X Image logger beta V5.2.exe

MD5 060295a703861c237ad7bc31553a7957
SHA1 07185d1bf97ac9bd46b2767cc42abaf32ad85aab
SHA256 2f0eafb4fddbe251965522b1ad3190baf20a8921b5e1672f0b795a8e6e84bcc3
SHA512 ee681def62064e1ee3d6fc4ddd51edb44d0897fb64c3cfa2daab0c8a9b32db20dbe66efbc8f10fde65d38dce028837a3882473fd882fef34fbbb4c3e02bd947d

memory/2364-12-0x00007FFF60073000-0x00007FFF60075000-memory.dmp

memory/2364-13-0x00000000003B0000-0x00000000003FC000-memory.dmp

memory/2364-14-0x00007FFF60070000-0x00007FFF60B32000-memory.dmp

memory/2364-18-0x00000000027C0000-0x00000000027CC000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpD0CD.tmp.bat

MD5 dda267c0eaa525e6518417547db2c199
SHA1 442a2716fd3e0233eb25b7fb99f3ffbb70206f1b
SHA256 d4425dad8fa599f40a12a2bc74c18674dbac35d675edd67697788d2021352257
SHA512 514e871b671a6266cda87e30a50adb74e9609fbf5524b444c1b4b851ca39c327100949f1f0d670f5823d30f74fb834b8bd4caed367be5903906c4768b65f8163

memory/2364-26-0x00007FFF60070000-0x00007FFF60B32000-memory.dmp