Malware Analysis Report

2025-04-03 14:31

Sample ID 241110-lzlv6atnhs
Target 3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b
SHA256 3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b
Tags
cobaltstrike backdoor trojan
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

3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b

Threat Level: Known bad

The file 3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b was found to be: Known bad.

Malicious Activity Summary

cobaltstrike backdoor trojan

Cobaltstrike

Cobaltstrike family

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-10 09:58

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 09:58

Reported

2024-11-10 10:00

Platform

win7-20241023-en

Max time kernel

131s

Max time network

139s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b.dll,#1

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Cobaltstrike family

cobaltstrike

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b.dll,#1

Network

Country Destination Domain Proto
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp

Files

memory/2604-0-0x00000000002A0000-0x00000000002A1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 09:58

Reported

2024-11-10 10:00

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

156s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b.dll,#1

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Cobaltstrike family

cobaltstrike

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\3beaeaca5f5406f5c533c2fb5784f74eca704eb06f92cf3445a957ab1d3ca40b.dll,#1

Network

Country Destination Domain Proto
N/A 192.168.230.160:80 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
N/A 192.168.230.160:80 tcp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
N/A 192.168.230.160:80 tcp
US 8.8.8.8:53 26.173.189.20.in-addr.arpa udp

Files

memory/1400-0-0x00000240ACBF0000-0x00000240ACBF1000-memory.dmp