Malware Analysis Report

2024-12-07 22:19

Sample ID 240812-qlzbjssfqm
Target remcos_a.exe
SHA256 0e661e30a3701bcf112a28396cf44e73bb0b1b77dca8f05a1343efe5ad6d57e8
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 Overview

score
10/10

SHA256

0e661e30a3701bcf112a28396cf44e73bb0b1b77dca8f05a1343efe5ad6d57e8

Threat Level: Known bad

The file remcos_a.exe 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 FindShellTrayWindow

Suspicious use of SendNotifyMessage

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-12 13:21

Signatures

Remcos family

remcos

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-12 13:21

Reported

2024-08-12 13:23

Platform

win11-20240802-en

Max time kernel

87s

Max time network

87s

Command Line

"C:\Users\Admin\AppData\Local\Temp\remcos_a.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\remcos_a.exe N/A

Suspicious use of FindShellTrayWindow

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

Suspicious use of SendNotifyMessage

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

Processes

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

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

Network

Country Destination Domain Proto
N/A 192.168.0.104:2404 tcp
N/A 192.168.0.104:2404 tcp
N/A 192.168.0.104:2404 tcp
N/A 192.168.0.104:2404 tcp

Files

N/A