Malware Analysis Report

2024-11-15 07:21

Sample ID 240311-nh6kcaah4x
Target 2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit
SHA256 f63f424dcb84cb3450535b907aa7806039d713fc708f0d6f4f487246b305993e
Tags
lockbit ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

f63f424dcb84cb3450535b907aa7806039d713fc708f0d6f4f487246b305993e

Threat Level: Known bad

The file 2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit was found to be: Known bad.

Malicious Activity Summary

lockbit ransomware

Lockbit family

Lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-11 11:24

Signatures

Lockbit family

lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload

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: behavioral1

Detonation Overview

Submitted

2024-03-11 11:24

Reported

2024-03-11 11:27

Platform

win7-20240215-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2356 -s 88

Network

N/A

Files

memory/2356-0-0x0000000000400000-0x0000000000427000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-11 11:24

Reported

2024-03-11 11:27

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe"

Signatures

Lockbit

ransomware lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload

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

Processes

C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-03-11_dc5c1347d1b3ed88b76f62b7a78fd395_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1648 -ip 1648

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1648 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 194.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 217.135.221.88.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 211.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 43.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 174.178.17.96.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 18.31.95.13.in-addr.arpa udp
GB 96.17.178.174:80 tcp

Files

memory/1648-0-0x0000000000400000-0x0000000000427000-memory.dmp

memory/1648-1-0x0000000000400000-0x0000000000427000-memory.dmp