Malware Analysis Report

2025-01-03 08:46

Sample ID 240507-l22z6abe2t
Target 204324582e9319cc32786c9ffd6693b9_JaffaCakes118
SHA256 6ec34f67d8f55a903d33196a3ba53ff737d97eb6ad13acb85421000dc31d6f38
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

6ec34f67d8f55a903d33196a3ba53ff737d97eb6ad13acb85421000dc31d6f38

Threat Level: Known bad

The file 204324582e9319cc32786c9ffd6693b9_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor ransomware

GandCrab payload

Gandcrab family

Gandcrab

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-07 10:02

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

2024-05-07 10:02

Reported

2024-05-07 10:05

Platform

win7-20240221-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\204324582e9319cc32786c9ffd6693b9_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\204324582e9319cc32786c9ffd6693b9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\204324582e9319cc32786c9ffd6693b9_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2124 -s 124

Network

N/A

Files

memory/2124-0-0x000000000FF40000-0x000000000FF56000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-07 10:02

Reported

2024-05-07 10:05

Platform

win10v2004-20240419-en

Max time kernel

133s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\204324582e9319cc32786c9ffd6693b9_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\204324582e9319cc32786c9ffd6693b9_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\204324582e9319cc32786c9ffd6693b9_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3860 -ip 3860

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3860 -s 344

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 69.190.18.2.in-addr.arpa udp
GB 23.73.138.32:443 www.bing.com tcp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 32.138.73.23.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.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 8.8.8.8:53 139.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 48.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.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/3860-0-0x000000000F0E0000-0x000000000F0F6000-memory.dmp