Malware Analysis Report

2024-10-18 21:57

Sample ID 240723-pyf53azfrq
Target 2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab
SHA256 7ea8db38f80ddaf3cdc2b941022870692dee3b45f48663c3ffeeb105b9d971ed
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

7ea8db38f80ddaf3cdc2b941022870692dee3b45f48663c3ffeeb105b9d971ed

Threat Level: Known bad

The file 2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab 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

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-23 12:44

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

2024-07-23 12:44

Reported

2024-07-23 12:46

Platform

win7-20240708-en

Max time kernel

119s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\lpddwiuzggb = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.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\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_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

2024-07-23 12:44

Reported

2024-07-23 12:47

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1176886754-713327781-2233697964-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\dssqwktuwzr = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.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\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-23_cb934b3ad071b206df06cffff22ea32e_gandcrab.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 136.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 252.15.104.51.in-addr.arpa udp

Files

N/A