Malware Analysis Report

2024-10-23 20:59

Sample ID 240901-lhtjnsxeme
Target 9c388b450d20f0b42c5ed2029a01899a.zip
SHA256 d4b79ca12a5af49fae4754bb2148ffe6bd10f9df9d634f2ffbc5821b4d6c3df2
Tags
expiro backdoor
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 Overview

score
10/10

SHA256

d4b79ca12a5af49fae4754bb2148ffe6bd10f9df9d634f2ffbc5821b4d6c3df2

Threat Level: Known bad

The file 9c388b450d20f0b42c5ed2029a01899a.zip was found to be: Known bad.

Malicious Activity Summary

expiro backdoor

Expiro, m0yv

Expiro payload

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-09-01 09:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-01 09:32

Reported

2024-09-01 09:34

Platform

win10v2004-20240802-en

Max time kernel

135s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6fe7e11bba8b8868a4130ae1e6afd296ac7bace3de03d20ce9d470d6cd906f83.exe"

Signatures

Expiro, m0yv

backdoor expiro

Expiro payload

backdoor
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\6fe7e11bba8b8868a4130ae1e6afd296ac7bace3de03d20ce9d470d6cd906f83.exe

"C:\Users\Admin\AppData\Local\Temp\6fe7e11bba8b8868a4130ae1e6afd296ac7bace3de03d20ce9d470d6cd906f83.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 68.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/2516-0-0x0000000000470000-0x0000000000504000-memory.dmp

memory/2516-3-0x0000000000400000-0x0000000000504000-memory.dmp

memory/2516-2-0x0000000000470000-0x0000000000504000-memory.dmp

memory/2516-1-0x0000000000400000-0x0000000000504000-memory.dmp