Malware Analysis Report

2025-08-10 20:09

Sample ID 250518-mb9srabj2w
Target JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc
SHA256 eb9ca33957885c25a84484b71f29a705d39633a121eed414ab163064075e9927
Tags
gandcrab backdoor discovery ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

eb9ca33957885c25a84484b71f29a705d39633a121eed414ab163064075e9927

Threat Level: Known bad

The file JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor discovery ransomware

GandCrab payload

Gandcrab

Gandcrab family

System Location Discovery: System Language Discovery

Unsigned PE

Program crash

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-18 10:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-18 10:18

Reported

2025-05-18 10:21

Platform

win10v2004-20250502-en

Max time kernel

105s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc.exe"

Signatures

GandCrab 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

Gandcrab

ransomware backdoor gandcrab

Gandcrab family

gandcrab

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_06a825af0c1281bfa3292627ca0ba3cc.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4032 -ip 4032

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4032 -s 440

Network

Country Destination Domain Proto
GB 2.18.27.76:443 www.bing.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.178.3:80 c.pki.goog tcp

Files

memory/4032-1-0x00000000014C0000-0x00000000015C0000-memory.dmp

memory/4032-2-0x0000000000400000-0x000000000042C000-memory.dmp

memory/4032-3-0x0000000000400000-0x00000000012D3000-memory.dmp

memory/4032-4-0x0000000001490000-0x00000000014A7000-memory.dmp

memory/4032-8-0x0000000000400000-0x000000000042C000-memory.dmp