Malware Analysis Report

2024-09-11 02:36

Sample ID 240529-rlp9bahh46
Target 4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36
SHA256 4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36
Tags
medusalocker ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36

Threat Level: Known bad

The file 4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36 was found to be: Known bad.

Malicious Activity Summary

medusalocker ransomware

MedusaLocker

MedusaLocker payload

Program crash

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-29 14:17

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-29 14:17

Reported

2024-05-29 14:19

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe"

Signatures

MedusaLocker

ransomware medusalocker

MedusaLocker payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe

"C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe"

Network

N/A

Files

memory/2132-0-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2132-2-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2132-7-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2132-11-0x00000000002A0000-0x00000000002DF000-memory.dmp

memory/2132-10-0x0000000000401000-0x000000000043E000-memory.dmp

memory/2132-9-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2132-6-0x0000000000401000-0x000000000043E000-memory.dmp

memory/2132-5-0x00000000002A0000-0x00000000002DF000-memory.dmp

memory/2132-4-0x00000000002E0000-0x00000000002E2000-memory.dmp

memory/2132-3-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2132-1-0x0000000000400000-0x0000000000476000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-29 14:17

Reported

2024-05-29 14:19

Platform

win10v2004-20240426-en

Max time kernel

93s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe"

Signatures

MedusaLocker

ransomware medusalocker

MedusaLocker payload

Description Indicator Process Target
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe

"C:\Users\Admin\AppData\Local\Temp\4be825ffefde03c6614e5799f7e489084e03620eb383f91624a7d24f63adfa36.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2364 -ip 2364

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 572

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2364 -ip 2364

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2364 -s 616

Network

Country Destination Domain Proto
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.197.17.2.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/2364-0-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-5-0x0000000000401000-0x000000000043E000-memory.dmp

memory/2364-3-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-6-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-4-0x00000000005A0000-0x00000000005DF000-memory.dmp

memory/2364-2-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-1-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-7-0x0000000001FF0000-0x0000000001FF2000-memory.dmp

memory/2364-8-0x0000000000400000-0x0000000000476000-memory.dmp

memory/2364-10-0x0000000000401000-0x000000000043E000-memory.dmp

memory/2364-9-0x00000000005A0000-0x00000000005DF000-memory.dmp