Malware Analysis Report

2025-01-03 09:28

Sample ID 240604-wjjqzaee5w
Target 95c17761f826bb2c060b37f6677d4469_JaffaCakes118
SHA256 429cc705dab62f5083538fc7b9cf96630c11fefead4d60202e739a2ca7f98ffa
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
6/10

SHA256

429cc705dab62f5083538fc7b9cf96630c11fefead4d60202e739a2ca7f98ffa

Threat Level: Shows suspicious behavior

The file 95c17761f826bb2c060b37f6677d4469_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Writes to the Master Boot Record (MBR)

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-04 17:57

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 17:57

Reported

2024-06-04 17:59

Platform

win7-20240508-en

Max time kernel

121s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 tj.kpzip.com udp

Files

memory/1792-0-0x0000000010000000-0x000000001009A000-memory.dmp

memory/1792-5-0x00000000010E0000-0x00000000012DB000-memory.dmp

memory/1792-15-0x0000000003DE0000-0x0000000003E20000-memory.dmp

memory/1792-20-0x0000000003DE0000-0x0000000003E20000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 17:57

Reported

2024-06-04 17:59

Platform

win10v2004-20240508-en

Max time kernel

136s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\95c17761f826bb2c060b37f6677d4469_JaffaCakes118.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4100,i,13544508926340531097,6671217806016090640,262144 --variations-seed-version --mojo-platform-channel-handle=4016 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 tj.kpzip.com 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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
BE 2.17.107.114:443 www.bing.com tcp
US 8.8.8.8:53 114.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 94.65.42.20.in-addr.arpa udp

Files

memory/3792-0-0x0000000010000000-0x000000001009A000-memory.dmp

memory/3792-5-0x00000000039A0000-0x0000000003B9B000-memory.dmp

memory/3792-15-0x0000000003EE0000-0x0000000003EF0000-memory.dmp

memory/3792-20-0x0000000003EE0000-0x0000000003EF0000-memory.dmp