Malware Analysis Report

2024-09-23 05:37

Sample ID 240602-wmnt4aaa7z
Target 8ef0cc383a3e27224ab9263894400c42_JaffaCakes118
SHA256 258c18d5405f12c3af0e924f83aebdf66857db401dde695cff4e21e3b934a546
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

258c18d5405f12c3af0e924f83aebdf66857db401dde695cff4e21e3b934a546

Threat Level: Known bad

The file 8ef0cc383a3e27224ab9263894400c42_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

2024-06-02 18:02

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

2024-06-02 18:02

Reported

2024-06-02 18:05

Platform

win7-20240221-en

Max time kernel

120s

Max time network

125s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-330940541-141609230-1670313778-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\zmbdbvhqsqe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_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\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_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

2024-06-02 18:02

Reported

2024-06-02 18:05

Platform

win10v2004-20240426-en

Max time kernel

95s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\frkbpikevad = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_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\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8ef0cc383a3e27224ab9263894400c42_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

N/A