Malware Analysis Report

2024-12-07 21:20

Sample ID 240205-wt38csdfg2
Target 92a91d7530bf3115ce6082a35c2f57f4
SHA256 5308ff02d10d0255835a5172d26feb43f45ded11fd012072870f2fc7d9afffe5
Tags
xtremerat persistence rat spyware upx
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

5308ff02d10d0255835a5172d26feb43f45ded11fd012072870f2fc7d9afffe5

Threat Level: Known bad

The file 92a91d7530bf3115ce6082a35c2f57f4 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware upx

Detect XtremeRAT payload

XtremeRAT

UPX packed file

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-02-05 18:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-02-05 18:13

Reported

2024-02-05 18:19

Platform

win7-20231215-en

Max time kernel

150s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.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
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 308 set thread context of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 308 wrote to memory of 2420 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 2420 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 2420 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 2420 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 2420 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 2420 wrote to memory of 2672 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 2420 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2420 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2420 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2420 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2420 wrote to memory of 2780 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe"

C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.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/2420-2-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2420-4-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2420-5-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2420-6-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2672-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2672-9-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2420-10-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2672-11-0x0000000010000000-0x000000001004D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-05 18:13

Reported

2024-02-05 18:19

Platform

win10v2004-20231215-en

Max time kernel

143s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.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
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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4732 set thread context of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

Enumerates physical storage devices

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 4732 wrote to memory of 3232 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe
PID 3232 wrote to memory of 2144 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 3232 wrote to memory of 2144 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 3232 wrote to memory of 2144 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 3232 wrote to memory of 2144 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Windows\SysWOW64\svchost.exe
PID 3232 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3232 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
PID 3232 wrote to memory of 4324 N/A C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

Processes

C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe"

C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.exe

"C:\Users\Admin\AppData\Local\Temp\92a91d7530bf3115ce6082a35c2f57f4.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 420 -p 2144 -ip 2144

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2144 -ip 2144

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2144 -s 504

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 210.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 16.234.44.23.in-addr.arpa udp
US 8.8.8.8:53 176.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 81.171.91.138.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 192.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 27.178.89.13.in-addr.arpa udp

Files

memory/3232-4-0x0000000010000000-0x000000001004D000-memory.dmp

memory/3232-2-0x0000000010000000-0x000000001004D000-memory.dmp

memory/3232-5-0x0000000010000000-0x000000001004D000-memory.dmp

memory/3232-6-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2144-7-0x0000000010000000-0x000000001004D000-memory.dmp

memory/3232-8-0x0000000010000000-0x000000001004D000-memory.dmp

memory/2144-9-0x0000000010000000-0x000000001004D000-memory.dmp