Malware Analysis Report

2025-03-15 06:05

Sample ID 240728-bkmtsssdrd
Target 47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe
SHA256 47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83
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

47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83

Threat Level: Known bad

The file 47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe 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

2024-07-28 01:12

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 01:12

Reported

2024-07-28 03:11

Platform

win7-20240708-en

Max time kernel

140s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe

"C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe"

Network

Country Destination Domain Proto
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp

Files

memory/2308-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2308-1-0x0000000000400000-0x000000000040C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 01:12

Reported

2024-07-28 03:12

Platform

win10v2004-20240709-en

Max time kernel

148s

Max time network

154s

Command Line

"C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe

"C:\Users\Admin\AppData\Local\Temp\47d57e054e90178aa9efbaa315f253655af8675087f25bab6178d6b4d1556c83.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
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 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 192.142.123.92.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
US 8.8.8.8:53 81.144.22.2.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
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
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp
CN 47.92.24.139:46644 tcp

Files

memory/4504-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/4504-1-0x0000000000400000-0x000000000040C000-memory.dmp