Malware Analysis Report

2025-01-02 03:12

Sample ID 240814-zqjakayepm
Target 3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646
SHA256 3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646
Tags
remotehost remcos 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: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646

Threat Level: Known bad

The file 3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646 was found to be: Known bad.

Malicious Activity Summary

remotehost remcos discovery

Remcos family

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SendNotifyMessage

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-14 20:55

Signatures

Remcos family

remcos

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-14 20:55

Reported

2024-08-14 20:57

Platform

win7-20240704-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe"

Signatures

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\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe

"C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe"

Network

Country Destination Domain Proto
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-14 20:55

Reported

2024-08-14 20:57

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe"

Signatures

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\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.exe

"C:\Users\Admin\AppData\Local\Temp\3f36cb709c4627b3473f9a847632acb55738b72a4bb3291d3291e26ccd87c646.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=4412,i,11708048364682646792,608099842549576907,262144 --variations-seed-version --mojo-platform-channel-handle=4376 /prefetch:8

Network

Country Destination Domain Proto
N/A 192.168.1.6:8888 tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 37.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
N/A 192.168.1.6:8888 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
N/A 192.168.1.6:8888 tcp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
N/A 192.168.1.6:8888 tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
N/A 192.168.1.6:8888 tcp
N/A 192.168.1.6:8888 tcp
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
N/A 192.168.1.6:8888 tcp

Files

N/A