Malware Analysis Report

2025-06-15 20:15

Sample ID 230207-r2m4wsfd7v
Target 8943754965.zip
SHA256 d104d00e86bbb830cc66f2a585eda26f2cd9ec86d72c803ee86b96aef52921bf
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

d104d00e86bbb830cc66f2a585eda26f2cd9ec86d72c803ee86b96aef52921bf

Threat Level: Known bad

The file 8943754965.zip was found to be: Known bad.

Malicious Activity Summary

lockbit ransomware

Lockbit family

Rule to detect Lockbit 3.0 ransomware Windows payload

Lockbit

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-02-07 14:41

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-07 14:41

Reported

2023-02-07 14:44

Platform

win7-20220812-en

Max time kernel

43s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.exe

"C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 364 -s 88

Network

N/A

Files

memory/908-54-0x0000000000000000-mapping.dmp

memory/364-55-0x0000000000400000-0x0000000000429000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-07 14:41

Reported

2023-02-07 14:44

Platform

win10v2004-20221111-en

Max time kernel

106s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.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

Processes

C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.exe

"C:\Users\Admin\AppData\Local\Temp\150484a1e19c17e3d2546c2094b06bd27d2b1680ce4df68f9f129eb34bd1478d.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4596 -ip 4596

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4596 -s 256

Network

Country Destination Domain Proto
US 93.184.221.240:80 tcp
FR 40.79.150.121:443 tcp
NL 104.80.225.205:443 tcp

Files

memory/4596-132-0x0000000000400000-0x0000000000429000-memory.dmp