Malware Analysis Report

2024-09-23 05:13

Sample ID 240610-x71vtsyakp
Target 9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118
SHA256 b0e887ad22d949d1d628e1cca70939d31c3d129fc898a6cd62fb7554018084c9
Tags
gandcrab backdoor ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

b0e887ad22d949d1d628e1cca70939d31c3d129fc898a6cd62fb7554018084c9

Threat Level: Known bad

The file 9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor ransomware

Gandcrab

GandCrab payload

Gandcrab family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-10 19:30

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

2024-06-10 19:30

Reported

2024-06-10 19:33

Platform

win7-20240508-en

Max time kernel

122s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2964 -s 124

Network

N/A

Files

memory/2964-0-0x000000000FE40000-0x000000000FE56000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-10 19:30

Reported

2024-06-10 19:33

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

57s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9b5c1acd3f857fedc23668673ed59b2a_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\9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9b5c1acd3f857fedc23668673ed59b2a_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 932 -ip 932

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 932 -s 344

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp

Files

memory/932-0-0x000000000FA00000-0x000000000FA16000-memory.dmp