Malware Analysis Report

2024-11-13 18:40

Sample ID 240711-p9b1gsxcqj
Target 3938663850e65946cc3db1179511cca9_JaffaCakes118
SHA256 9e87b763ba9e6241eabbe3953ce2f0cf227e53bc8bc119c72c6b5da0e6789cad
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

9e87b763ba9e6241eabbe3953ce2f0cf227e53bc8bc119c72c6b5da0e6789cad

Threat Level: Known bad

The file 3938663850e65946cc3db1179511cca9_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

xtremerat persistence rat spyware

Detect XtremeRAT payload

Xtremerat family

XtremeRAT

Unsigned PE

Enumerates physical storage devices

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-11 13:01

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

2024-07-11 13:01

Reported

2024-07-11 13:03

Platform

win7-20240708-en

Max time kernel

149s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_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 2368 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 2368 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 2368 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 2368 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 2368 wrote to memory of 2380 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Windows\SysWOW64\svchost.exe
PID 2368 wrote to memory of 1712 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2368 wrote to memory of 1712 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2368 wrote to memory of 1712 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2368 wrote to memory of 1712 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe
PID 2368 wrote to memory of 1712 N/A C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe C:\Program Files\Internet Explorer\iexplore.exe

Processes

C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_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/2380-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2380-2-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2368-3-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2380-4-0x0000000010000000-0x000000001004A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-11 13:01

Reported

2024-07-11 13:03

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_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\3938663850e65946cc3db1179511cca9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\3938663850e65946cc3db1179511cca9_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 432 -p 2312 -ip 2312

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 484

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2312 -ip 2312

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2312 -s 492

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 33.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp

Files

memory/2312-0-0x0000000010000000-0x000000001004A000-memory.dmp

memory/4472-1-0x0000000010000000-0x000000001004A000-memory.dmp

memory/2312-2-0x0000000010000000-0x000000001004A000-memory.dmp