Malware Analysis Report

2024-09-23 05:28

Sample ID 240531-b1llnsbd65
Target 859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118
SHA256 aa246d5e56e42a1cd2880c16314255873e85c75165df006821c2e13fde1a456e
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

aa246d5e56e42a1cd2880c16314255873e85c75165df006821c2e13fde1a456e

Threat Level: Known bad

The file 859c22ac3f68d77a6ff7d53f4297a8b1_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

2024-05-31 01:36

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

2024-05-31 01:36

Reported

2024-05-31 01:39

Platform

win7-20240221-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\fsyfvuiajac = "C:\\Users\\Admin\\AppData\\Local\\Temp\\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_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

2024-05-31 01:36

Reported

2024-05-31 01:39

Platform

win10v2004-20240508-en

Max time kernel

135s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\sawqopbpvfk = "C:\\Users\\Admin\\AppData\\Local\\Temp\\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_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\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\859c22ac3f68d77a6ff7d53f4297a8b1_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 163.126.19.2.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
BE 2.17.107.105:443 www.bing.com tcp
US 8.8.8.8:53 105.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 57.15.31.184.in-addr.arpa udp
US 8.8.8.8:53 100.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

N/A