Malware Analysis Report

2025-05-28 19:49

Sample ID 241109-k1dqha1kbz
Target f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66
SHA256 f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66
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

f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66

Threat Level: Known bad

The file f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66 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 09:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-09 09:03

Reported

2024-11-09 09:06

Platform

win7-20240903-en

Max time kernel

141s

Max time network

139s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Cobaltstrike family

cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe

"C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe"

Network

Country Destination Domain Proto
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp

Files

memory/1880-0-0x0000000000020000-0x0000000000021000-memory.dmp

memory/1880-1-0x0000000000400000-0x000000000040C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-09 09:03

Reported

2024-11-09 09:06

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Cobaltstrike family

cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe

"C:\Users\Admin\AppData\Local\Temp\f98f0acf31dbb54bed25634456c9c96688306d6d77fd6776f3a99bea1c685e66.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
N/A 192.168.137.130:8888 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
N/A 192.168.137.130:8888 tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 114.108.222.173.in-addr.arpa udp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
US 8.8.8.8:53 210.108.222.173.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp
N/A 192.168.137.130:8888 tcp

Files

memory/4656-0-0x00000000001C0000-0x00000000001C1000-memory.dmp

memory/4656-1-0x0000000000400000-0x000000000040C000-memory.dmp