Malware Analysis Report

2025-03-14 22:30

Sample ID 240304-rfgpzsdb58
Target b25267c12ad6e1c9c715fbce55a8c94b
SHA256 be21a6e6f9ea572f896f181154b5f727496956a0eb9fa412aaca7d4a5b8c4492
Tags
aspackv2 persistence
score
7/10

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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

be21a6e6f9ea572f896f181154b5f727496956a0eb9fa412aaca7d4a5b8c4492

Threat Level: Shows suspicious behavior

The file b25267c12ad6e1c9c715fbce55a8c94b was found to be: Shows suspicious behavior.

Malicious Activity Summary

aspackv2 persistence

ASPack v2.12-2.42

Adds Run key to start application

Unsigned PE

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-03-04 14:07

Signatures

ASPack v2.12-2.42

aspackv2
Description Indicator Process Target
N/A N/A N/A N/A

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-04 14:07

Reported

2024-03-04 14:10

Platform

win7-20240221-en

Max time kernel

141s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Micro Office = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b25267c12ad6e1c9c715fbce55a8c94b.exe" C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\Micro Office = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b25267c12ad6e1c9c715fbce55a8c94b.exe" C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe

"C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 8.8.8.8:53 www.globo.com udp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 8.8.8.8:53 www.globo.com udp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp

Files

memory/1660-0-0x0000000000220000-0x0000000000221000-memory.dmp

memory/1660-1-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-2-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-3-0x0000000000220000-0x0000000000221000-memory.dmp

memory/1660-4-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-5-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-6-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-7-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-8-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-9-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-10-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-11-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-12-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-13-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-14-0x0000000000400000-0x0000000000491000-memory.dmp

memory/1660-15-0x0000000000400000-0x0000000000491000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-04 14:07

Reported

2024-03-04 14:10

Platform

win10v2004-20240226-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe"

Signatures

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Micro Office = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b25267c12ad6e1c9c715fbce55a8c94b.exe" C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Micro Office = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b25267c12ad6e1c9c715fbce55a8c94b.exe" C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.exe

"C:\Users\Admin\AppData\Local\Temp\b25267c12ad6e1c9c715fbce55a8c94b.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 --no-appcompat-clear --mojo-platform-channel-handle=4088 --field-trial-handle=3088,i,14310325015283915034,7660943942870463106,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.177.190.20.in-addr.arpa udp
US 8.8.8.8:53 185.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 8.8.8.8:53 www.globo.com udp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 189.153.107.34.in-addr.arpa udp
US 8.8.8.8:53 218.160.77.104.in-addr.arpa udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 13.107.253.67:443 tcp
US 8.8.8.8:53 232.135.221.88.in-addr.arpa udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 202.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 222.160.77.104.in-addr.arpa udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
GB 104.77.160.222:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp
US 8.8.8.8:53 3.173.189.20.in-addr.arpa udp
US 8.8.8.8:53 www.terra.com.br udp
GB 104.77.160.218:80 www.terra.com.br tcp
US 34.107.153.189:80 www.globo.com tcp

Files

memory/5036-0-0x0000000002210000-0x0000000002211000-memory.dmp

memory/5036-1-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-2-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-3-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-4-0x0000000002210000-0x0000000002211000-memory.dmp

memory/5036-5-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-6-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-7-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-8-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-9-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-10-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-11-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-12-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-13-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-14-0x0000000000400000-0x0000000000491000-memory.dmp

memory/5036-15-0x0000000000400000-0x0000000000491000-memory.dmp