Malware Analysis Report

2024-10-23 19:27

Sample ID 240628-xsmdwssdpn
Target Analyzer.exe
SHA256 434fc1fcde79cced66c7784f22b1703b41dd77f1800edd7bebe4343f479080d8
Tags
rat default asyncrat
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

434fc1fcde79cced66c7784f22b1703b41dd77f1800edd7bebe4343f479080d8

Threat Level: Known bad

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

Malicious Activity Summary

rat default asyncrat

Async RAT payload

Asyncrat family

AsyncRat

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-28 19:07

Signatures

Async RAT payload

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

Asyncrat family

asyncrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-28 19:07

Reported

2024-06-28 19:09

Platform

win7-20240611-en

Max time kernel

136s

Max time network

149s

Command Line

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

Signatures

Processes

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

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

Network

Country Destination Domain Proto
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp

Files

memory/2420-4-0x000007FEF5BF0000-0x000007FEF65DC000-memory.dmp

memory/2420-3-0x000007FEF5BF0000-0x000007FEF65DC000-memory.dmp

memory/2420-1-0x00000000012B0000-0x00000000012C8000-memory.dmp

memory/2420-0-0x000007FEF5BF3000-0x000007FEF5BF4000-memory.dmp

memory/2420-5-0x000007FEF5BF3000-0x000007FEF5BF4000-memory.dmp

memory/2420-6-0x000007FEF5BF0000-0x000007FEF65DC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-28 19:07

Reported

2024-06-28 19:09

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

152s

Command Line

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

Signatures

Processes

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

"C:\Users\Admin\AppData\Local\Temp\Analyzer.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=4072 --field-trial-handle=1928,i,13242902252791919845,10377620236057253993,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
N/A 127.0.0.1:4782 tcp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 127.0.0.1:4782 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
DE 84.44.148.177:4782 tcp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
N/A 127.0.0.1:4782 tcp
DE 84.44.148.177:4782 tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 80.90.14.23.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 142.250.200.10:443 chromewebstore.googleapis.com tcp
DE 84.44.148.177:4782 tcp
DE 84.44.148.177:4782 tcp
US 8.8.8.8:53 1.173.189.20.in-addr.arpa udp

Files

memory/5104-0-0x00007FF9EA913000-0x00007FF9EA915000-memory.dmp

memory/5104-1-0x0000000000410000-0x0000000000428000-memory.dmp

memory/5104-3-0x00007FF9EA910000-0x00007FF9EB3D1000-memory.dmp

memory/5104-4-0x00007FF9EA913000-0x00007FF9EA915000-memory.dmp

memory/5104-5-0x00007FF9EA910000-0x00007FF9EB3D1000-memory.dmp