Malware Analysis Report

2024-10-23 20:58

Sample ID 240901-slz9ysvejc
Target 8f77b364553c0fb1e1c937ea8d1d0865.zip
SHA256 ffea7879f7261f170e9d7c7d8a046803730caf0fb8a6278d590788561806ec04
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

ffea7879f7261f170e9d7c7d8a046803730caf0fb8a6278d590788561806ec04

Threat Level: Known bad

The file 8f77b364553c0fb1e1c937ea8d1d0865.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 15:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-01 15:13

Reported

2024-09-01 15:16

Platform

win10v2004-20240802-en

Max time kernel

93s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7dfb28dd9da6f2411ab517d20bb1122840a4169f2deb30c6d954d0767291a20a.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\7dfb28dd9da6f2411ab517d20bb1122840a4169f2deb30c6d954d0767291a20a.exe

"C:\Users\Admin\AppData\Local\Temp\7dfb28dd9da6f2411ab517d20bb1122840a4169f2deb30c6d954d0767291a20a.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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 76.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/2948-0-0x0000000000470000-0x0000000000504000-memory.dmp

memory/2948-1-0x0000000000470000-0x0000000000504000-memory.dmp

memory/2948-2-0x0000000000400000-0x0000000000504000-memory.dmp

memory/2948-3-0x0000000000400000-0x0000000000504000-memory.dmp