Malware Analysis Report

2024-10-19 08:16

Sample ID 240831-gpwv6ayglk
Target c5b67871b12b397585cad3482b8b1d14.zip
SHA256 d02b7164dee6c30169e18b736e36e275a5066170da4a84a23c407fa07ee7ef8f
Tags
expiro backdoor discovery
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

d02b7164dee6c30169e18b736e36e275a5066170da4a84a23c407fa07ee7ef8f

Threat Level: Known bad

The file c5b67871b12b397585cad3482b8b1d14.zip was found to be: Known bad.

Malicious Activity Summary

expiro backdoor discovery

Expiro, m0yv

Expiro payload

Unsigned PE

System Location Discovery: System Language Discovery

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-31 05:59

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 05:59

Reported

2024-08-31 06:01

Platform

win10v2004-20240802-en

Max time kernel

132s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7736e2923f0969b84166b05537aed354ad3f8a3e571af505daa9003838354d7b.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

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\7736e2923f0969b84166b05537aed354ad3f8a3e571af505daa9003838354d7b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7736e2923f0969b84166b05537aed354ad3f8a3e571af505daa9003838354d7b.exe

"C:\Users\Admin\AppData\Local\Temp\7736e2923f0969b84166b05537aed354ad3f8a3e571af505daa9003838354d7b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.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 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.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 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 52.111.229.43:443 tcp
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 45.19.74.20.in-addr.arpa udp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/1920-0-0x000000000053A000-0x00000000005CE000-memory.dmp

memory/1920-1-0x0000000000400000-0x00000000005CE000-memory.dmp

memory/1920-2-0x000000000053A000-0x00000000005CE000-memory.dmp

memory/1920-3-0x0000000000400000-0x00000000005CE000-memory.dmp