Malware Analysis Report

2024-12-07 22:22

Sample ID 240810-kqawvsxbrf
Target 2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14
SHA256 2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14
Tags
discovery remotehost remcos
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

2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14

Threat Level: Known bad

The file 2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14 was found to be: Known bad.

Malicious Activity Summary

discovery remotehost remcos

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

2024-08-10 08:47

Signatures

Remcos family

remcos

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-10 08:47

Reported

2024-08-10 08:50

Platform

win7-20240708-en

Max time kernel

147s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.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\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe

"C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe"

Network

Country Destination Domain Proto
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-10 08:47

Reported

2024-08-10 08:50

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.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\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Suspicious use of SendNotifyMessage

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe

"C:\Users\Admin\AppData\Local\Temp\2cca27a1d50a61f43ca12e55cbc3c2895b24d55ec0bd4adca2bd3c3b293b5f14.exe"

Network

Country Destination Domain Proto
US 216.230.18.127:2404 tcp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 216.230.18.127:2404 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
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
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 216.230.18.127:2404 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp
US 216.230.18.127:2404 tcp
US 216.230.18.127:2404 tcp

Files

N/A