Malware Analysis Report

2024-08-06 10:58

Sample ID 240518-ew5ersbe9x
Target b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d
SHA256 b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d
Tags
cobaltstrike 100000 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

b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d

Threat Level: Known bad

The file b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 100000 backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-18 04:18

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-18 04:18

Reported

2024-05-18 04:20

Platform

win7-20240221-en

Max time kernel

134s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe

"C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe"

Network

Country Destination Domain Proto
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp

Files

memory/3024-0-0x0000000028840000-0x0000000028881000-memory.dmp

memory/3024-2-0x0000000028A90000-0x0000000028F02000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-18 04:18

Reported

2024-05-18 04:20

Platform

win10v2004-20240508-en

Max time kernel

137s

Max time network

145s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe

"C:\Users\Admin\AppData\Local\Temp\b1cb3316b73321c3c029802ae11079a1b02dd22512072b41bef93e59ae5c795d.exe"

Network

Country Destination Domain Proto
CN 8.130.52.13:8899 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
CN 8.130.52.13:8899 tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
CN 8.130.52.13:8899 tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp
CN 8.130.52.13:8899 tcp

Files

memory/2288-0-0x00000217BE080000-0x00000217BE0C1000-memory.dmp

memory/2288-2-0x00000217BE0D0000-0x00000217BE542000-memory.dmp