Malware Analysis Report

2025-06-16 03:37

Sample ID 240410-3fkx7ahc6z
Target 2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab
SHA256 a5dbcfe60dbe584e024f2a0bea7ac44a26ab58be27deae3d8de0a3602b4a8f33
Tags
gandcrab persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

a5dbcfe60dbe584e024f2a0bea7ac44a26ab58be27deae3d8de0a3602b4a8f33

Threat Level: Known bad

The file 2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab was found to be: Known bad.

Malicious Activity Summary

gandcrab persistence

Detects Reflective DLL injection artifacts

Detects ransomware indicator

GandCrab payload

Gandcrab Payload

Gandcrab family

Adds Run key to start application

Enumerates connected drives

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-10 23:27

Signatures

Detects Reflective DLL injection artifacts

Description Indicator Process Target
N/A N/A N/A N/A

Detects ransomware indicator

Description Indicator Process Target
N/A N/A N/A N/A

GandCrab payload

Description Indicator Process Target
N/A N/A N/A N/A

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

2024-04-10 23:27

Reported

2024-04-10 23:29

Platform

win7-20240319-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2610426812-2871295383-373749122-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\fquiurbiejx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.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\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe"

Network

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

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-10 23:27

Reported

2024-04-10 23:29

Platform

win10v2004-20240226-en

Max time kernel

148s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\vskrvcbdotm = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.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\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-04-10_36234cd7007f570f4d2d0b5b12c8f4f4_gandcrab.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 134.71.91.104.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 79.239.69.13.in-addr.arpa udp

Files

N/A