Malware Analysis Report

2025-08-05 14:15

Sample ID 240305-nntsqsee86
Target 17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd
SHA256 17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd
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

17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd

Threat Level: Known bad

The file 17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd 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

2024-03-05 11:33

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-03-05 11:33

Reported

2024-03-05 11:35

Platform

win7-20240221-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe

"C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe"

Network

Country Destination Domain Proto
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp

Files

memory/2856-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/2856-1-0x0000000000400000-0x000000000040C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-03-05 11:33

Reported

2024-03-05 11:35

Platform

win10v2004-20240226-en

Max time kernel

150s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe

"C:\Users\Admin\AppData\Local\Temp\17cca0881d8ce9bbac9cb7fd2efe2fe6c8b1aa0059940facc82697b860e261dd.exe"

Network

Country Destination Domain Proto
N/A 192.168.3.148:8000 tcp
US 8.8.8.8:53 5.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 41.110.16.96.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 100.5.17.2.in-addr.arpa udp
US 8.8.8.8:53 119.110.54.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 181.178.17.96.in-addr.arpa udp
N/A 192.168.3.148:8000 tcp
US 8.8.8.8:53 202.135.221.88.in-addr.arpa udp
N/A 192.168.3.148:8000 tcp
US 8.8.8.8:53 173.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 65.192.122.92.in-addr.arpa udp
N/A 192.168.3.148:8000 tcp
US 8.8.8.8:53 188.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 211.178.17.96.in-addr.arpa udp
N/A 192.168.3.148:8000 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 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
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
N/A 192.168.3.148:8000 tcp
GB 96.17.178.211:80 tcp

Files

memory/3640-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/3640-1-0x0000000000400000-0x000000000040C000-memory.dmp