Malware Analysis Report

2025-01-03 08:45

Sample ID 240508-c4eg7sgg93
Target 22d5bb8b997de4a2786916a458251d71_JaffaCakes118
SHA256 6fb938e19138972195b371979a757f6199a83ae373928e34666779a8413ba5d3
Tags
gandcrab backdoor ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

6fb938e19138972195b371979a757f6199a83ae373928e34666779a8413ba5d3

Threat Level: Known bad

The file 22d5bb8b997de4a2786916a458251d71_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor ransomware

Gandcrab family

Gandcrab

GandCrab payload

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-08 02:37

Signatures

GandCrab payload

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

Gandcrab family

gandcrab

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 02:37

Reported

2024-05-08 02:40

Platform

win7-20240221-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 124

Network

N/A

Files

memory/2920-0-0x000000000F140000-0x000000000F156000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 02:37

Reported

2024-05-08 02:40

Platform

win10v2004-20240419-en

Max time kernel

133s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe"

Signatures

GandCrab payload

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

Gandcrab

ransomware backdoor gandcrab

Processes

C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\22d5bb8b997de4a2786916a458251d71_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 852 -ip 852

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 344

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 139.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 58.99.105.20.in-addr.arpa udp
US 8.8.8.8:53 14.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

memory/852-0-0x000000000F5A0000-0x000000000F5B6000-memory.dmp