Malware Analysis Report

2024-09-23 06:18

Sample ID 240616-s8b6mstbjq
Target b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118
SHA256 bce046a0a73ebbe599d317aa1cd032288adeac6326fd9e8966095e47a4a73764
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

bce046a0a73ebbe599d317aa1cd032288adeac6326fd9e8966095e47a4a73764

Threat Level: Known bad

The file b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

gandcrab persistence

GandCrab payload

Gandcrab family

Enumerates connected drives

Adds Run key to start application

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-16 15:47

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 15:47

Reported

2024-06-16 15:49

Platform

win7-20240508-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\hezgvegyivf = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_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\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_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 15:47

Reported

2024-06-16 15:49

Platform

win10v2004-20240508-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\kfsggplqong = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_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\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\b44e3b5fcb08c275d5aaa92216a9e32c_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 52.111.229.43:443 tcp

Files

N/A