Malware Analysis Report

2025-04-03 17:59

Sample ID 241109-sptataxapc
Target b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76
SHA256 b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76
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

b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76

Threat Level: Known bad

The file b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike backdoor trojan

Cobaltstrike family

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-11-09 15:18

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 15:18

Reported

2024-11-09 15:20

Platform

win7-20240903-en

Max time kernel

132s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe

"C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe"

Network

Country Destination Domain Proto
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp

Files

memory/2288-2-0x0000000000210000-0x0000000000310000-memory.dmp

memory/2288-3-0x0000000000210000-0x0000000000310000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 15:18

Reported

2024-11-09 15:21

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Cobaltstrike family

cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe

"C:\Users\Admin\AppData\Local\Temp\b70971ea1c07fbeaed522e6ffa83e46b3b33115ab381736b6c65f21b5aff1c76.exe"

Network

Country Destination Domain Proto
N/A 192.168.171.132:8081 tcp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
N/A 192.168.171.132:8081 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
N/A 192.168.171.132:8081 tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp
N/A 192.168.171.132:8081 tcp

Files

memory/732-2-0x00000081A2700000-0x00000081A2800000-memory.dmp

memory/732-3-0x00000081A2700000-0x00000081A2800000-memory.dmp