Malware Analysis Report

2025-01-22 13:06

Sample ID 240724-lzz3sazerj
Target 532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07
SHA256 532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07
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

532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07

Threat Level: Known bad

The file 532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-24 09:58

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 09:58

Reported

2024-07-24 10:01

Platform

win7-20240704-en

Max time kernel

140s

Max time network

141s

Command Line

"C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe

"C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe"

Network

Country Destination Domain Proto
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp

Files

memory/2552-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2552-1-0x0000000000400000-0x000000000040C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 09:58

Reported

2024-07-24 10:01

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe

"C:\Users\Admin\AppData\Local\Temp\532863acedf528074b04382c26ec6bb41cc0a301662588448cde4a71c1fb5d07.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
CN 8.135.237.16:55550 tcp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 72.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
CN 8.135.237.16:55550 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp
CN 8.135.237.16:55550 tcp

Files

memory/384-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/384-1-0x0000000000400000-0x000000000040C000-memory.dmp