Malware Analysis Report

2025-01-02 02:14

Sample ID 240129-wkg9jafeh2
Target 807efbeb9557c60be9bc42a7a8bd48af
SHA256 0927d666db23600bea4178d15bfb5ae2b4988b3554114dfe9cfde85ea49a309f
Tags
upx xtremerat persistence rat spyware
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

0927d666db23600bea4178d15bfb5ae2b4988b3554114dfe9cfde85ea49a309f

Threat Level: Known bad

The file 807efbeb9557c60be9bc42a7a8bd48af was found to be: Known bad.

Malicious Activity Summary

upx xtremerat persistence rat spyware

Detect XtremeRAT payload

Xtremerat family

XtremeRAT

Modifies Installed Components in the registry

UPX packed file

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-29 17:58

Signatures

Detect XtremeRAT payload

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

Xtremerat family

xtremerat

UPX packed file

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-29 17:58

Reported

2024-01-29 17:58

Platform

win7-20231129-en

Max time kernel

0s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-29 17:58

Reported

2024-01-29 18:01

Platform

win10v2004-20231215-en

Max time kernel

151s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe"

Signatures

Detect XtremeRAT payload

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

XtremeRAT

persistence spyware rat xtremerat

Modifies Installed Components in the registry

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{6Q655JTW-O82G-XIKB-S7D0-IP1WK368NS6V} C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6Q655JTW-O82G-XIKB-S7D0-IP1WK368NS6V}\StubPath = "C:\\Windows\\microsoft\\update.exe restart" C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\microsoft\\update.exe" C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\microsoft\\update.exe" C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\microsoft\update.exe C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A
File created C:\Windows\microsoft\update.exe C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A
File opened for modification C:\Windows\microsoft\ C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3540 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Windows\SysWOW64\svchost.exe
PID 3540 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Windows\SysWOW64\svchost.exe
PID 3540 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Windows\SysWOW64\svchost.exe
PID 3540 wrote to memory of 544 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Windows\SysWOW64\svchost.exe
PID 3540 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 3880 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 3316 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 5068 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 1472 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 1472 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 1472 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 2004 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4648 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 4756 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3540 wrote to memory of 772 N/A C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Processes

C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe

"C:\Users\Admin\AppData\Local\Temp\807efbeb9557c60be9bc42a7a8bd48af.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"

Network

Country Destination Domain Proto
US 138.91.171.81:80 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 179.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 140.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 178.223.142.52.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 206.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 178.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 7.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 mrahmed.hopto.org udp
US 8.8.8.8:53 mrahmed.hopto.org udp

Files

memory/3540-0-0x0000000010000000-0x0000000010071000-memory.dmp

memory/3540-3-0x0000000010000000-0x0000000010071000-memory.dmp