Malware Analysis Report

2024-10-23 20:59

Sample ID 240901-ccrnfsybjr
Target 0302ab429e1a3372cadf317c054f0618.zip
SHA256 0bfc6ffc04279c193cc4ca92513ef3694a04f53563bbddacd95618077467d3db
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

0bfc6ffc04279c193cc4ca92513ef3694a04f53563bbddacd95618077467d3db

Threat Level: Known bad

The file 0302ab429e1a3372cadf317c054f0618.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 01:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-01 01:56

Reported

2024-09-01 01:58

Platform

win10v2004-20240802-en

Max time kernel

130s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0e8392e4efabec3b3db21088b8b4651a19050facec560c350f0ff29f29c78414.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

Processes

C:\Users\Admin\AppData\Local\Temp\0e8392e4efabec3b3db21088b8b4651a19050facec560c350f0ff29f29c78414.exe

"C:\Users\Admin\AppData\Local\Temp\0e8392e4efabec3b3db21088b8b4651a19050facec560c350f0ff29f29c78414.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 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.27.10:443 g.bing.com tcp
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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.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 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp

Files

memory/392-0-0x0000000000470000-0x0000000000504000-memory.dmp

memory/392-1-0x0000000000470000-0x0000000000504000-memory.dmp

memory/392-2-0x0000000000400000-0x0000000000504000-memory.dmp

memory/392-3-0x0000000000400000-0x0000000000504000-memory.dmp