Malware Analysis Report

2025-01-02 02:15

Sample ID 240128-kpk1fahbep
Target 7cac7ed18074dbf9d27b0082f028fddc
SHA256 88e7d252cfe4ae9d92f7e179018fee6e8d4169ec78b113b5f217e97e4bd88375
Tags
aspackv2 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

88e7d252cfe4ae9d92f7e179018fee6e8d4169ec78b113b5f217e97e4bd88375

Threat Level: Known bad

The file 7cac7ed18074dbf9d27b0082f028fddc was found to be: Known bad.

Malicious Activity Summary

aspackv2 xtremerat persistence rat spyware

Detect XtremeRAT payload

XtremeRAT

ASPack v2.12-2.42

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-28 08:46

Signatures

ASPack v2.12-2.42

aspackv2
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

2024-01-28 08:46

Reported

2024-01-28 08:49

Platform

win7-20231215-en

Max time kernel

149s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.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

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2172 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Windows\SysWOW64\svchost.exe
PID 2172 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Windows\SysWOW64\svchost.exe
PID 2172 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Windows\SysWOW64\svchost.exe
PID 2172 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Windows\SysWOW64\svchost.exe
PID 2172 wrote to memory of 2204 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Windows\SysWOW64\svchost.exe
PID 2172 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2172 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2172 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2172 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2172 wrote to memory of 2000 N/A C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe

"C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.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/2204-2-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2204-0-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2172-3-0x0000000010000000-0x0000000010048000-memory.dmp

memory/2204-4-0x0000000010000000-0x0000000010048000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-28 08:46

Reported

2024-01-28 08:49

Platform

win10v2004-20231215-en

Max time kernel

137s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.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

Enumerates physical storage devices

Processes

C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.exe

"C:\Users\Admin\AppData\Local\Temp\7cac7ed18074dbf9d27b0082f028fddc.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 460 -p 1616 -ip 1616

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1616 -ip 1616

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 480

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

memory/1616-0-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1200-1-0x0000000010000000-0x0000000010048000-memory.dmp

memory/1616-2-0x0000000010000000-0x0000000010048000-memory.dmp