Malware Analysis Report

2025-01-03 08:40

Sample ID 240508-xdlh2sca78
Target 263551b7f51f014a0d7de85445abd356_JaffaCakes118
SHA256 05eab5f7a07d1766a25b57e55695ccfd7a77b1c407e923f31fbfd8f3c385ed8b
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

05eab5f7a07d1766a25b57e55695ccfd7a77b1c407e923f31fbfd8f3c385ed8b

Threat Level: Known bad

The file 263551b7f51f014a0d7de85445abd356_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor ransomware

GandCrab payload

Gandcrab

Gandcrab family

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-08 18:44

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 18:44

Reported

2024-05-08 18:46

Platform

win7-20240221-en

Max time kernel

120s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\263551b7f51f014a0d7de85445abd356_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\263551b7f51f014a0d7de85445abd356_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\263551b7f51f014a0d7de85445abd356_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2868 -s 124

Network

N/A

Files

memory/2868-0-0x000000000F8D0000-0x000000000F8E6000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 18:44

Reported

2024-05-08 18:46

Platform

win10v2004-20240508-en

Max time kernel

94s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\263551b7f51f014a0d7de85445abd356_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\263551b7f51f014a0d7de85445abd356_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\263551b7f51f014a0d7de85445abd356_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2352 -ip 2352

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2352 -s 344

Network

Country Destination Domain Proto
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/2352-0-0x000000000FBA0000-0x000000000FBB6000-memory.dmp