Malware Analysis Report

2025-01-02 12:10

Sample ID 240419-n2td5abh2z
Target Updater.exe
SHA256 691c626233878ce7d6653152366a69f9295222ccdecab93510f2682466523793
Tags
asyncrat default rat
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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

691c626233878ce7d6653152366a69f9295222ccdecab93510f2682466523793

Threat Level: Known bad

The file Updater.exe was found to be: Known bad.

Malicious Activity Summary

asyncrat default rat

AsyncRat

Async RAT payload

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-19 11:53

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-19 11:53

Reported

2024-04-19 11:56

Platform

win7-20240221-en

Max time kernel

138s

Max time network

151s

Command Line

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

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Processes

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

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

Network

Country Destination Domain Proto
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp

Files

memory/2036-0-0x0000000000CC0000-0x0000000000D0C000-memory.dmp

memory/2036-1-0x00000000743A0000-0x0000000074A8E000-memory.dmp

memory/2036-2-0x0000000000AC0000-0x0000000000B00000-memory.dmp

memory/2036-3-0x0000000000310000-0x0000000000323000-memory.dmp

memory/2036-4-0x0000000000AC0000-0x0000000000B00000-memory.dmp

memory/2036-5-0x0000000000BD0000-0x0000000000BE2000-memory.dmp

memory/2036-6-0x0000000000AC0000-0x0000000000B00000-memory.dmp

memory/2036-7-0x00000000082E0000-0x00000000083E0000-memory.dmp

memory/2036-8-0x00000000743A0000-0x0000000074A8E000-memory.dmp

memory/2036-9-0x0000000000AC0000-0x0000000000B00000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-19 11:53

Reported

2024-04-19 11:56

Platform

win10v2004-20240226-en

Max time kernel

155s

Max time network

162s

Command Line

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

Signatures

AsyncRat

rat asyncrat

Async RAT payload

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

Processes

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

"C:\Users\Admin\AppData\Local\Temp\Updater.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=4252 --field-trial-handle=2656,i,16940681401824032220,151921362336696246,262144 --variations-seed-version /prefetch:8

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 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
BE 84.197.94.144:30120 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
US 8.8.8.8:53 chromewebstore.googleapis.com udp
GB 172.217.169.74:443 chromewebstore.googleapis.com tcp
US 8.8.8.8:53 pki.goog udp
US 8.8.8.8:53 pki.goog udp
US 216.239.32.29:80 pki.goog tcp
US 8.8.8.8:53 74.169.217.172.in-addr.arpa udp
US 8.8.8.8:53 29.32.239.216.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
BE 84.197.94.144:30120 tcp
BE 84.197.94.144:30120 tcp
US 8.8.8.8:53 3.173.189.20.in-addr.arpa udp
BE 84.197.94.144:30120 tcp

Files

memory/4764-0-0x0000000074D90000-0x0000000075540000-memory.dmp

memory/4764-1-0x0000000000A70000-0x0000000000ABC000-memory.dmp

memory/4764-2-0x0000000005990000-0x0000000005F34000-memory.dmp

memory/4764-3-0x0000000005490000-0x0000000005522000-memory.dmp

memory/4764-4-0x00000000055D0000-0x000000000566C000-memory.dmp

memory/4764-5-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-6-0x0000000005550000-0x000000000555A000-memory.dmp

memory/4764-7-0x00000000056F0000-0x0000000005703000-memory.dmp

memory/4764-8-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-9-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-10-0x0000000007B00000-0x0000000007B12000-memory.dmp

memory/4764-11-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-12-0x0000000074D90000-0x0000000075540000-memory.dmp

memory/4764-13-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-14-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-15-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-16-0x0000000005750000-0x0000000005760000-memory.dmp

memory/4764-17-0x0000000005750000-0x0000000005760000-memory.dmp