Malware Analysis Report

2024-10-18 21:56

Sample ID 240725-m6jj2svelq
Target 2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany
SHA256 43d42892e7a7184ce0ecd1767493a219133a83c1b4f9a92f7142fc73bb6aee4c
Tags
gandcrab discovery
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

43d42892e7a7184ce0ecd1767493a219133a83c1b4f9a92f7142fc73bb6aee4c

Threat Level: Known bad

The file 2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany was found to be: Known bad.

Malicious Activity Summary

gandcrab discovery

Gandcrab family

GandCrab payload

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-25 11:04

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

2024-07-25 11:04

Reported

2024-07-25 11:07

Platform

win7-20240708-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 36

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-25 11:04

Reported

2024-07-25 11:07

Platform

win10v2004-20240704-en

Max time kernel

134s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe"

Signatures

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-07-25_dfd0cbf26982303d0d0bb901bd918fdb_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 3544 -ip 3544

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3544 -s 220

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 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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

Files

N/A