Malware Analysis Report

2024-10-23 20:58

Sample ID 240902-mefdbaygkh
Target c42c4ff9b5360e7398537fcb8fd41901ddf55591002ff11b4311a218573395bb
SHA256 c42c4ff9b5360e7398537fcb8fd41901ddf55591002ff11b4311a218573395bb
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

c42c4ff9b5360e7398537fcb8fd41901ddf55591002ff11b4311a218573395bb

Threat Level: Known bad

The file c42c4ff9b5360e7398537fcb8fd41901ddf55591002ff11b4311a218573395bb 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

2024-09-02 10:22

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-02 10:22

Reported

2024-09-02 10:25

Platform

win10v2004-20240802-en

Max time kernel

92s

Max time network

137s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c124187e284f94c6e75051844d89b6dc92603d5221018c00eaf3d8dadcc31740.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\c124187e284f94c6e75051844d89b6dc92603d5221018c00eaf3d8dadcc31740.exe

"C:\Users\Admin\AppData\Local\Temp\c124187e284f94c6e75051844d89b6dc92603d5221018c00eaf3d8dadcc31740.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp

Files

memory/4936-0-0x0000000000470000-0x0000000000504000-memory.dmp

memory/4936-2-0x0000000000400000-0x0000000000504000-memory.dmp

memory/4936-1-0x0000000000470000-0x0000000000504000-memory.dmp

memory/4936-3-0x0000000000400000-0x0000000000504000-memory.dmp