Malware Analysis Report

2024-09-23 05:14

Sample ID 240602-dmc4gshd47
Target 8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118
SHA256 68916486e36d0922934e353f68d353c299c0e29303ce9d9a8f51e6b2ce1ac40e
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

68916486e36d0922934e353f68d353c299c0e29303ce9d9a8f51e6b2ce1ac40e

Threat Level: Known bad

The file 8cb50350ba44f8a02dd5d7032ba67800_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 03:07

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 03:07

Reported

2024-06-02 03:09

Platform

win7-20240221-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\haprbwymzuz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_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\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_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 03:07

Reported

2024-06-02 03:09

Platform

win10v2004-20240426-en

Max time kernel

92s

Max time network

98s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3571316656-3665257725-2415531812-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\ulqulqungpk = "C:\\Users\\Admin\\AppData\\Local\\Temp\\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe" C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_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\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\8cb50350ba44f8a02dd5d7032ba67800_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

N/A