Malware Analysis Report

2024-10-23 20:59

Sample ID 240901-x4pcmazcnp
Target 27c3c71ae2668a94423a8b62935af9d9.zip
SHA256 477a07c22512ade5f328fe8648e854f58fdb780ff2a3736f179610872b01aa20
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

477a07c22512ade5f328fe8648e854f58fdb780ff2a3736f179610872b01aa20

Threat Level: Known bad

The file 27c3c71ae2668a94423a8b62935af9d9.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 19:24

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-01 19:24

Reported

2024-09-01 19:27

Platform

win10v2004-20240802-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\94cc76263e89da07babac5fcd203e2e4d45a080a038138feaf516a0efc276bb0.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\94cc76263e89da07babac5fcd203e2e4d45a080a038138feaf516a0efc276bb0.exe

"C:\Users\Admin\AppData\Local\Temp\94cc76263e89da07babac5fcd203e2e4d45a080a038138feaf516a0efc276bb0.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.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 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 71.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/4904-0-0x000000000046C000-0x00000000004FF000-memory.dmp

memory/4904-1-0x0000000000400000-0x00000000004FF000-memory.dmp

memory/4904-2-0x000000000046C000-0x00000000004FF000-memory.dmp

memory/4904-3-0x0000000000400000-0x00000000004FF000-memory.dmp