Malware Analysis Report

2025-01-03 08:42

Sample ID 240505-w23lsshc9s
Target 2024-05-05_50080218a2937634415c58950715df58_gandcrab
SHA256 ff52334ad2fc76d76f0afc68dbfe3ec4831ec906d94714c453cd765d6a75dbbf
Tags
persistence gandcrab
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

ff52334ad2fc76d76f0afc68dbfe3ec4831ec906d94714c453cd765d6a75dbbf

Threat Level: Known bad

The file 2024-05-05_50080218a2937634415c58950715df58_gandcrab was found to be: Known bad.

Malicious Activity Summary

persistence gandcrab

Detects Reflective DLL injection artifacts

Detects ransomware indicator

GandCrab payload

Gandcrab family

Gandcrab Payload

Adds Run key to start application

Enumerates connected drives

Unsigned PE

Checks processor information in registry

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-05 18:25

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

2024-05-05 18:25

Reported

2024-05-05 18:28

Platform

win7-20240220-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\orvomdkosjz = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_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\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_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

2024-05-05 18:25

Reported

2024-05-05 18:28

Platform

win10v2004-20240419-en

Max time kernel

132s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-877519540-908060166-1852957295-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\zurszanukoj = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-05_50080218a2937634415c58950715df58_gandcrab.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
PL 2.18.29.171:443 www.bing.com tcp
US 8.8.8.8:53 171.29.18.2.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 112.27.33.23.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 66.202.100.95.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp

Files

N/A