Malware Analysis Report

2024-11-15 07:21

Sample ID 240314-etxbdaab7z
Target 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a
SHA256 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a
Tags
lockbit ransomware
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

770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a

Threat Level: Known bad

The file 770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a was found to be: Known bad.

Malicious Activity Summary

lockbit ransomware

Lockbit

Rule to detect Lockbit 3.0 ransomware Windows payload

Lockbit family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-03-14 04:14

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: behavioral2

Detonation Overview

Submitted

2024-03-14 04:14

Reported

2024-03-14 04:17

Platform

win10v2004-20240226-en

Max time kernel

147s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.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\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe

"C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2916 -ip 2916

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2916 -s 268

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 138.91.171.81:80 tcp
US 8.8.8.8:53 180.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 104.241.123.92.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.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 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 42.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.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 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 5.173.189.20.in-addr.arpa udp

Files

memory/2916-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/2916-1-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-14 04:14

Reported

2024-03-14 04:17

Platform

win7-20240221-en

Max time kernel

117s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe

"C:\Users\Admin\AppData\Local\Temp\770919c4b0015956098a1a8002fa00dfa44eadfdef699320d3f577aa89b56b0a.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1780 -s 88

Network

N/A

Files

memory/1780-0-0x0000000000400000-0x000000000042A000-memory.dmp