Malware Analysis Report

2024-11-15 07:22

Sample ID 240313-t734eabg83
Target 1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.zip
SHA256 7be5aadca6217a7d7ba0460b5b1e5bb31dd5e9b2fa17994113373611ed52e850
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7be5aadca6217a7d7ba0460b5b1e5bb31dd5e9b2fa17994113373611ed52e850

Threat Level: Known bad

The file 1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.zip was found to be: Known bad.

Malicious Activity Summary

lockbit ransomware

Lockbit

Lockbit family

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

2024-03-13 16:42

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

2024-03-13 16:42

Reported

2024-03-13 16:46

Platform

win7-20240215-en

Max time kernel

89s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1776 -s 88

Network

N/A

Files

memory/1776-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1776-1-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-13 16:42

Reported

2024-03-13 16:49

Platform

win10v2004-20240226-en

Max time kernel

151s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.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\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1652 -ip 1652

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1652 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 82.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 203.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.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 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 204.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 23.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 41.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 179.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 28.160.77.104.in-addr.arpa udp
US 8.8.8.8:53 199.178.17.96.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 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 24.134.221.88.in-addr.arpa udp
GB 96.17.178.179:80 tcp

Files

memory/1652-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/1652-1-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-03-13 16:42

Reported

2024-03-13 16:50

Platform

win11-20240221-en

Max time kernel

115s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.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\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe

"C:\Users\Admin\AppData\Local\Temp\1866b28b51045944df18e63c9a5989afe985e30ff1944db6544ca76b32235567.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 356 -p 3356 -ip 3356

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3356 -s 276

Network

Country Destination Domain Proto
US 8.8.8.8:53 14.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa 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 43.229.111.52.in-addr.arpa udp

Files

memory/3356-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/3356-1-0x0000000000400000-0x000000000042A000-memory.dmp