Malware Analysis Report

2024-11-30 11:29

Sample ID 240228-sytb6seh8v
Target 2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit
SHA256 dfe988aa8f904d9a04176786403361ecdc277b0c9ccf02fdbd4db50fd37c6047
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

dfe988aa8f904d9a04176786403361ecdc277b0c9ccf02fdbd4db50fd37c6047

Threat Level: Known bad

The file 2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit 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

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-02-28 15:32

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

2024-02-28 15:32

Reported

2024-02-28 15:35

Platform

win7-20240221-en

Max time kernel

118s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 88

Network

N/A

Files

memory/2360-0-0x0000000000400000-0x000000000042A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-02-28 15:32

Reported

2024-02-28 15:35

Platform

win10v2004-20240226-en

Max time kernel

115s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_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\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit.exe

"C:\Users\Admin\AppData\Local\Temp\2024-02-28_2aa9050db1db7c158fb1babd8cd97620_lockbit.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 180 -ip 180

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 180 -s 264

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3032 --field-trial-handle=2276,i,1205556100727695622,5044463180471657307,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 19.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

memory/180-0-0x0000000000400000-0x000000000042A000-memory.dmp

memory/180-1-0x0000000000400000-0x000000000042A000-memory.dmp