Malware Analysis Report

2024-09-23 06:25

Sample ID 240616-l1pnfasgpl
Target b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118
SHA256 650491d70fa834b691e6100033ea5979a5282a270cafd53b1ba8390fa57df9a0
Tags
gandcrab persistence
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

650491d70fa834b691e6100033ea5979a5282a270cafd53b1ba8390fa57df9a0

Threat Level: Known bad

The file b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab persistence

GandCrab payload

Gandcrab family

Adds Run key to start application

Enumerates connected drives

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 10:00

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

2024-06-16 10:00

Reported

2024-06-16 10:02

Platform

win7-20240221-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\rujhtvcbnry = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-16 10:00

Reported

2024-06-16 10:02

Platform

win10v2004-20240226-en

Max time kernel

143s

Max time network

158s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\tonaiwnlbct = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b2e7fdf62ac4ab59b882ef6944628a92_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=4112 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 96.16.110.114:80 tcp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 164.189.21.2.in-addr.arpa udp
GB 142.250.187.234:443 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 13.107.246.64:443 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 67.112.168.52.in-addr.arpa udp

Files

N/A