Malware Analysis Report

2024-11-13 18:37

Sample ID 240229-tpwllsea6z
Target aeef12bd1dbb8885269868ed6d1c48ab
SHA256 540fcb6674b0d7b91bc885782fd3c24c132d74db9ab0058af9b125fd5aa7f102
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

540fcb6674b0d7b91bc885782fd3c24c132d74db9ab0058af9b125fd5aa7f102

Threat Level: Known bad

The file aeef12bd1dbb8885269868ed6d1c48ab was found to be: Known bad.

Malicious Activity Summary

upx xtremerat persistence rat spyware

XtremeRAT

Detect XtremeRAT payload

Xtremerat family

UPX packed file

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-29 16:14

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
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-29 16:14

Reported

2024-02-29 16:17

Platform

win7-20240221-en

Max time kernel

150s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.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
N/A N/A N/A N/A

XtremeRAT

persistence spyware rat xtremerat

UPX packed file

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

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1908 wrote to memory of 1936 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Windows\SysWOW64\svchost.exe
PID 1908 wrote to memory of 1936 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Windows\SysWOW64\svchost.exe
PID 1908 wrote to memory of 1936 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Windows\SysWOW64\svchost.exe
PID 1908 wrote to memory of 1936 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Windows\SysWOW64\svchost.exe
PID 1908 wrote to memory of 1936 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Windows\SysWOW64\svchost.exe
PID 1908 wrote to memory of 2984 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1908 wrote to memory of 2984 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1908 wrote to memory of 2984 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1908 wrote to memory of 2984 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 1908 wrote to memory of 2984 N/A C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe

"C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe"

C:\Windows\SysWOW64\svchost.exe

svchost.exe

C:\Program Files\Internet Explorer\iexplore.exe

"C:\Program Files\Internet Explorer\iexplore.exe"

Network

N/A

Files

memory/1908-0-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1936-1-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1936-3-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1908-4-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1936-5-0x0000000010000000-0x000000001004D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-29 16:14

Reported

2024-02-29 16:17

Platform

win10v2004-20240226-en

Max time kernel

93s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.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
N/A N/A N/A N/A

XtremeRAT

persistence spyware rat xtremerat

UPX packed file

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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.exe

"C:\Users\Admin\AppData\Local\Temp\aeef12bd1dbb8885269868ed6d1c48ab.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:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4692 -ip 4692

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4692 -ip 4692

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 488

Network

Country Destination Domain Proto
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 20.231.121.79:80 tcp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/4496-0-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4692-1-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4496-2-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4692-3-0x0000000010000000-0x000000001004D000-memory.dmp