Malware Analysis Report

2025-01-02 02:15

Sample ID 240127-m7emgsaha3
Target 7a127c8ad3cd129dc1b89758c92fc546
SHA256 5ac1151c2cf7ab64415e88fe0f36c9185ee122861ce1bc700522413bff8b593c
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

5ac1151c2cf7ab64415e88fe0f36c9185ee122861ce1bc700522413bff8b593c

Threat Level: Known bad

The file 7a127c8ad3cd129dc1b89758c92fc546 was found to be: Known bad.

Malicious Activity Summary

upx xtremerat persistence rat spyware

XtremeRAT

Detect XtremeRAT payload

Xtremerat family

UPX packed file

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-27 11:06

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

2024-01-27 11:06

Reported

2024-01-27 11:08

Platform

win7-20231215-en

Max time kernel

149s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.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

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2664 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Windows\SysWOW64\svchost.exe
PID 2664 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Windows\SysWOW64\svchost.exe
PID 2664 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Windows\SysWOW64\svchost.exe
PID 2664 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Windows\SysWOW64\svchost.exe
PID 2664 wrote to memory of 1296 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Windows\SysWOW64\svchost.exe
PID 2664 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2664 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2664 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2664 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2664 wrote to memory of 2408 N/A C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.exe

"C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.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/2664-0-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1296-1-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2664-4-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1296-5-0x0000000010000000-0x000000001004D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-27 11:06

Reported

2024-01-27 11:08

Platform

win10v2004-20231215-en

Max time kernel

139s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.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\7a127c8ad3cd129dc1b89758c92fc546.exe

"C:\Users\Admin\AppData\Local\Temp\7a127c8ad3cd129dc1b89758c92fc546.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 360 -p 1480 -ip 1480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1480 -ip 1480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 504

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 23.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 114.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 120.150.79.40.in-addr.arpa udp

Files

memory/4884-0-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1480-1-0x0000000010000000-0x000000001004D000-memory.dmp

memory/4884-2-0x0000000010000000-0x000000001004D000-memory.dmp

memory/1480-3-0x0000000010000000-0x000000001004D000-memory.dmp