Malware Analysis Report

2024-09-23 06:48

Sample ID 240614-mvmsbsxcqh
Target 2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab
SHA256 8f6c1ca0e38390f50df6c715cd92f34163c04afb39ef76dc7566cece2fa8f015
Tags
gandcrab backdoor persistence ransomware upx
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

8f6c1ca0e38390f50df6c715cd92f34163c04afb39ef76dc7566cece2fa8f015

Threat Level: Known bad

The file 2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab was found to be: Known bad.

Malicious Activity Summary

gandcrab backdoor persistence ransomware upx

Gandcrab Payload

Gandcrab family

Gandcrab

UPX dump on OEP (original entry point)

Detects ransomware indicator

GandCrab payload

UPX dump on OEP (original entry point)

Gandcrab Payload

Detects ransomware indicator

UPX packed file

Enumerates connected drives

Adds Run key to start application

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Checks processor information in registry

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 10:47

Signatures

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

UPX dump on OEP (original entry point)

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

UPX packed file

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 10:47

Reported

2024-06-14 10:49

Platform

win10v2004-20240226-en

Max time kernel

145s

Max time network

159s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe"

Signatures

GandCrab payload

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

Gandcrab

ransomware backdoor gandcrab

Detects ransomware indicator

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

Gandcrab Payload

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

UPX dump on OEP (original entry point)

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

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\fkmixuopeix = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_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\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4616 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2240 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1560 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1360 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3740 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4632 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4304 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4304 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4304 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4956 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4956 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4956 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4144 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4168 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2704 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 4952 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 2468 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 3464 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 4616 wrote to memory of 1308 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe"

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup gandcrab.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3996 --field-trial-handle=2252,i,16022092570067181109,3235558581947505669,262144 --variations-seed-version /prefetch:8

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup gandcrab.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup gandcrab.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup gandcrab.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 123.10.44.20.in-addr.arpa udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp

Files

memory/4616-0-0x0000000000FC0000-0x0000000000FDC000-memory.dmp

memory/4616-4-0x0000000000FC0000-0x0000000000FDC000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 10:47

Reported

2024-06-14 10:49

Platform

win7-20240508-en

Max time kernel

142s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe"

Signatures

GandCrab payload

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

Gandcrab

ransomware backdoor gandcrab

Detects ransomware indicator

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

Gandcrab Payload

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

UPX dump on OEP (original entry point)

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

UPX packed file

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\znctvfckfqx = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe" C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\A: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\G: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\V: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\W: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\X: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\H: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\M: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\O: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\P: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\U: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Z: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\S: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\B: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\J: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\K: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Q: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\R: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\Y: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\I: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\L: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\N: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
File opened (read-only) \??\T: C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_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\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1232 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2760 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1964 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1928 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe
PID 1232 wrote to memory of 1532 N/A C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe C:\Windows\SysWOW64\nslookup.exe

Processes

C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe

"C:\Users\Admin\AppData\Local\Temp\2024-06-14_81e45c32c8705cb17b618d918b6b2ff5_gandcrab.exe"

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup gandcrab.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup nomoreransom.bit dns1.soprodns.ru

C:\Windows\SysWOW64\nslookup.exe

nslookup emsisoft.bit dns1.soprodns.ru

Network

Country Destination Domain Proto
US 8.8.8.8:53 ipv4bot.whatismyipaddress.com udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 emsisoft.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 gandcrab.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 nomoreransom.bit udp
US 8.8.8.8:53 dns1.soprodns.ru udp

Files

memory/1232-0-0x0000000000F20000-0x0000000000F3C000-memory.dmp

memory/1232-4-0x0000000000F20000-0x0000000000F3C000-memory.dmp