Malware Analysis Report

2024-08-06 07:56

Sample ID 231031-mrcsysfe3t
Target f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1
SHA256 f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1
Tags
cobaltstrike 0 1359593325 backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

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

f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1

Threat Level: Known bad

The file f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 1359593325 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2023-10-31 10:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-10-31 10:41

Reported

2023-10-31 10:44

Platform

win7-20231023-en

Max time kernel

149s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe

"C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe"

Network

Country Destination Domain Proto
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp

Files

memory/1788-0-0x0000000000430000-0x0000000000570000-memory.dmp

memory/1788-1-0x000007FEF73B0000-0x000007FEF745C000-memory.dmp

memory/1788-2-0x000007FEF73B0000-0x000007FEF745C000-memory.dmp

memory/1788-7-0x000007FEF73B0000-0x000007FEF745C000-memory.dmp

memory/1788-11-0x000007FEF73B0000-0x000007FEF745C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-10-31 10:41

Reported

2023-10-31 10:44

Platform

win10v2004-20231023-en

Max time kernel

164s

Max time network

179s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe

"C:\Users\Admin\AppData\Local\Temp\f84733e4222e6ccd03ca3b6571c12e229f09a454e90b3b51346943dcd394fab1.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 241.154.82.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.200:443 g.bing.com tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 39.142.81.104.in-addr.arpa udp
N/A 192.168.56.1:8080 tcp
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
N/A 192.168.56.1:8080 tcp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
N/A 192.168.56.1:8080 tcp
US 8.8.8.8:53 126.20.238.8.in-addr.arpa udp
N/A 192.168.56.1:8080 tcp
US 8.8.8.8:53 14.173.189.20.in-addr.arpa udp
N/A 192.168.56.1:8080 tcp
N/A 192.168.56.1:8080 tcp

Files

memory/4248-0-0x0000025E2B2B0000-0x0000025E2B3F0000-memory.dmp

memory/4248-1-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-2-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-5-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-7-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-10-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-12-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-13-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp

memory/4248-15-0x00007FFD81060000-0x00007FFD810ED000-memory.dmp