Malware Analysis Report

2025-01-18 16:18

Sample ID 241208-rkfcqawkaz
Target aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c
SHA256 aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c
Tags
crimsonrat 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

aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c

Threat Level: Known bad

The file aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c was found to be: Known bad.

Malicious Activity Summary

crimsonrat rat

Crimsonrat family

CrimsonRat

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-12-08 14:14

Signatures

Crimsonrat family

crimsonrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-12-08 14:14

Reported

2024-12-08 14:17

Platform

win7-20240729-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe"

Signatures

CrimsonRat

rat crimsonrat

Crimsonrat family

crimsonrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe

"C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 ur253.duckdns.org udp
DE 5.189.140.142:5861 ur253.duckdns.org tcp
DE 5.189.140.142:11253 ur253.duckdns.org tcp
US 8.8.8.8:53 ur253.duckdns.org udp
DE 5.189.140.142:19852 ur253.duckdns.org tcp

Files

memory/2652-0-0x000007FEF58C3000-0x000007FEF58C4000-memory.dmp

memory/2652-1-0x0000000000B40000-0x0000000001F20000-memory.dmp

memory/2652-2-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp

memory/2652-3-0x000007FEF58C3000-0x000007FEF58C4000-memory.dmp

memory/2652-4-0x000007FEF58C0000-0x000007FEF62AC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-12-08 14:14

Reported

2024-12-08 14:17

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe"

Signatures

CrimsonRat

rat crimsonrat

Crimsonrat family

crimsonrat

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe

"C:\Users\Admin\AppData\Local\Temp\aba8b59281faa8c1c43a4ca7af075edd3e3516d3cef058a1f43b093177b8f83c.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 ur253.duckdns.org udp
DE 5.189.140.142:5861 ur253.duckdns.org tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
DE 5.189.140.142:11253 ur253.duckdns.org tcp
US 8.8.8.8:53 ur253.duckdns.org udp
DE 5.189.140.142:19852 ur253.duckdns.org tcp

Files

memory/2708-0-0x00007FFB476E3000-0x00007FFB476E5000-memory.dmp

memory/2708-1-0x000002CE087E0000-0x000002CE09BC0000-memory.dmp

memory/2708-2-0x00007FFB476E0000-0x00007FFB481A1000-memory.dmp

memory/2708-3-0x00007FFB476E3000-0x00007FFB476E5000-memory.dmp

memory/2708-4-0x00007FFB476E0000-0x00007FFB481A1000-memory.dmp