Malware Analysis Report

2024-09-23 05:28

Sample ID 240531-zm99wach7z
Target 2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany
SHA256 2cf941aa8a59fb6c45628ac81aaf9f6bdfd46a1e4e0bc8ef8b256703fc739f34
Tags
gandcrab
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

2cf941aa8a59fb6c45628ac81aaf9f6bdfd46a1e4e0bc8ef8b256703fc739f34

Threat Level: Known bad

The file 2024-05-31_f99a889858d9d4b4890a044720885a0c_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 Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-31 20:51

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

2024-05-31 20:51

Reported

2024-05-31 20:53

Platform

win7-20240419-en

Max time kernel

119s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1312 -s 88

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 20:51

Reported

2024-05-31 20:53

Platform

win10v2004-20240508-en

Max time kernel

132s

Max time network

101s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_f99a889858d9d4b4890a044720885a0c_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 448 -ip 448

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 145.83.221.88.in-addr.arpa udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.129:443 www.bing.com tcp
US 8.8.8.8:53 129.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
IE 52.111.236.23:443 tcp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.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
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A