Malware Analysis Report

2024-10-18 21:50

Sample ID 240525-1vjbssbh5v
Target 2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany
SHA256 a143af3208309cd86cb8382fab68244fc91d582d234f0f849ac8836e10ae592c
Tags
gandcrab
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a143af3208309cd86cb8382fab68244fc91d582d234f0f849ac8836e10ae592c

Threat Level: Known bad

The file 2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany was found to be: Known bad.

Malicious Activity Summary

gandcrab

Gandcrab family

Detects Reflective DLL injection artifacts

Detects ransomware indicator

GandCrab payload

Gandcrab Payload

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-25 21:58

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: behavioral2

Detonation Overview

Submitted

2024-05-25 21:58

Reported

2024-05-25 22:00

Platform

win10v2004-20240508-en

Max time kernel

135s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1916 -ip 1916

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp

Files

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-25 21:58

Reported

2024-05-25 22:00

Platform

win7-20240508-en

Max time kernel

121s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-25_805a211161b5c845f557beb8a953c291_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 88

Network

N/A

Files

N/A