Malware Analysis Report

2025-05-05 20:48

Sample ID 250420-sv8yfsyydw
Target 2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit
SHA256 2368630f9e6a0ddb4d33577da7e3ead602c7ed53659811b6516cbd2ca800a2da
Tags
lockbit discovery ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

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

2368630f9e6a0ddb4d33577da7e3ead602c7ed53659811b6516cbd2ca800a2da

Threat Level: Known bad

The file 2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit was found to be: Known bad.

Malicious Activity Summary

lockbit discovery ransomware

Lockbit family

Rule to detect Lockbit 3.0 ransomware Windows payload

Lockbit

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-04-20 15:27

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

2025-04-20 15:27

Reported

2025-04-20 15:30

Platform

win10v2004-20250314-en

Max time kernel

104s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe"

Signatures

Lockbit

ransomware lockbit

Lockbit family

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4664 -ip 4664

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4664 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 c.pki.goog udp
NL 173.194.69.94:80 c.pki.goog tcp

Files

memory/4664-0-0x0000000000400000-0x0000000000429000-memory.dmp

memory/4664-1-0x0000000000400000-0x0000000000429000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-04-20 15:27

Reported

2025-04-20 15:30

Platform

win11-20250410-en

Max time kernel

103s

Max time network

105s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe"

Signatures

Lockbit

ransomware lockbit

Lockbit family

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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2025-04-20_e4a002152a78d1985149228c17662942_elex_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 5628 -ip 5628

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 5628 -s 280

Network

Files

memory/5628-0-0x0000000000400000-0x0000000000429000-memory.dmp

memory/5628-1-0x0000000000400000-0x0000000000429000-memory.dmp