Malware Analysis Report

2024-10-19 08:16

Sample ID 240831-d3q1aatcnd
Target 8ccf0eac79f70e80f0e68b3290d201e7.zip
SHA256 156f95563086796b62946067a0d2f1fe5b1388cebaa89267e25a5027587f76f7
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

156f95563086796b62946067a0d2f1fe5b1388cebaa89267e25a5027587f76f7

Threat Level: Known bad

The file 8ccf0eac79f70e80f0e68b3290d201e7.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

2024-08-31 03:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-31 03:32

Reported

2024-08-31 03:34

Platform

win10v2004-20240802-en

Max time kernel

134s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\38c7c3bee11aa52486796d79108d862c0e3ac6c77d325e68de962df9927faf75.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\38c7c3bee11aa52486796d79108d862c0e3ac6c77d325e68de962df9927faf75.exe

"C:\Users\Admin\AppData\Local\Temp\38c7c3bee11aa52486796d79108d862c0e3ac6c77d325e68de962df9927faf75.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2820,i,10369132178352108590,11047993562598554317,262144 --variations-seed-version --mojo-platform-channel-handle=3760 /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

memory/1880-0-0x0000000000470000-0x0000000000504000-memory.dmp

memory/1880-1-0x0000000000470000-0x0000000000504000-memory.dmp

memory/1880-2-0x0000000000400000-0x0000000000504000-memory.dmp

memory/1880-3-0x0000000000400000-0x0000000000504000-memory.dmp