Malware Analysis Report

2025-01-03 09:31

Sample ID 240604-pc4z1agb63
Target 94cbced1b889b42a520ab8421ca99f41_JaffaCakes118
SHA256 771f6aa03f519c51496f4ae2ddb1d9d9f250c8d5bc130ae719fcbe5cfb6d378a
Tags
bootkit persistence
score
6/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
6/10

SHA256

771f6aa03f519c51496f4ae2ddb1d9d9f250c8d5bc130ae719fcbe5cfb6d378a

Threat Level: Shows suspicious behavior

The file 94cbced1b889b42a520ab8421ca99f41_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

bootkit persistence

Enumerates connected drives

Writes to the Master Boot Record (MBR)

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-04 12:11

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-04 12:11

Reported

2024-06-04 12:14

Platform

win10v2004-20240226-en

Max time kernel

141s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe"

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_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 --mojo-platform-channel-handle=3720 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 144.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 142.250.179.234:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 234.179.250.142.in-addr.arpa udp

Files

memory/5040-0-0x0000000000400000-0x0000000000485000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-04 12:11

Reported

2024-06-04 12:14

Platform

win7-20240508-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe"

Signatures

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\o: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\r: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\s: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\x: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\k: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\l: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\n: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\p: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\q: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\u: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\y: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\z: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\j: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\i: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\v: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\h: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\g: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\m: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\t: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\w: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A
File opened (read-only) \??\e: C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PhysicalDrive0 C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\94cbced1b889b42a520ab8421ca99f41_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 b.coughstuffs.com udp
US 8.8.8.8:53 b.coughstuffs.com udp

Files

memory/848-0-0x0000000000400000-0x0000000000485000-memory.dmp