Malware Analysis Report

2024-12-07 22:03

Sample ID 240715-xk4m7sxckf
Target 4af8f7d988878076819966dd413747a1_JaffaCakes118
SHA256 6182125b95dc7d218d806c5e027fbf7ba616ddee0e8c007f91991b2fad1f804e
Tags
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

6182125b95dc7d218d806c5e027fbf7ba616ddee0e8c007f91991b2fad1f804e

Threat Level: Known bad

The file 4af8f7d988878076819966dd413747a1_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

XtremeRAT

Detect XtremeRAT payload

Xtremerat family

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-15 18:55

Signatures

Detect XtremeRAT payload

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

Xtremerat family

xtremerat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-15 18:55

Reported

2024-07-15 18:59

Platform

win7-20240708-en

Max time kernel

149s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.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 656 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 656 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 656 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 656 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 656 wrote to memory of 2700 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 656 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 656 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 656 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 656 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 656 wrote to memory of 2808 N/A C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.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/2700-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2700-2-0x0000000010000000-0x000000001004A000-memory.dmp

memory/656-3-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2700-4-0x0000000010000000-0x000000001004A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-15 18:55

Reported

2024-07-15 18:59

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.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\4af8f7d988878076819966dd413747a1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\4af8f7d988878076819966dd413747a1_JaffaCakes118.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 408 -p 392 -ip 392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 480

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 392 -ip 392

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 488

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 33.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 203.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 216.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/392-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/920-1-0x0000000010000000-0x000000001004A000-memory.dmp

memory/392-2-0x0000000010000000-0x000000001004A000-memory.dmp