Malware Analysis Report

2024-09-23 05:23

Sample ID 240531-yklm3abh54
Target 2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany
SHA256 75f1ec37d3eb09d486594383a03395920a426c22ccaaa2a9ce13973190b0c0a4
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

75f1ec37d3eb09d486594383a03395920a426c22ccaaa2a9ce13973190b0c0a4

Threat Level: Known bad

The file 2024-05-31_5c73f2579b568f7d1e54048d37636a2b_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 19:50

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 19:50

Reported

2024-05-31 19:53

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2104 -s 88

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-31 19:50

Reported

2024-05-31 19:53

Platform

win10v2004-20240508-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe

"C:\Users\Admin\AppData\Local\Temp\2024-05-31_5c73f2579b568f7d1e54048d37636a2b_bkransomware_gandcrab_karagany.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2264 -ip 2264

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2264 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 105.83.221.88.in-addr.arpa udp
NL 23.62.61.155:443 www.bing.com tcp
US 8.8.8.8:53 71.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 155.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 udp

Files

N/A