Malware Analysis Report

2025-01-22 13:06

Sample ID 240724-1g42ca1fqe
Target a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.zip
SHA256 2a8f7448a9475da9d9aa803dfa72e95a79c9e835f7feb5327c021d7810b36464
Tags
cobaltstrike
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

2a8f7448a9475da9d9aa803dfa72e95a79c9e835f7feb5327c021d7810b36464

Threat Level: Known bad

The file a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.zip was found to be: Known bad.

Malicious Activity Summary

cobaltstrike

Cobaltstrike family

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-24 21:38

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 21:38

Reported

2024-07-24 21:41

Platform

win7-20240704-en

Max time kernel

117s

Max time network

123s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 21:38

Reported

2024-07-24 21:41

Platform

win10v2004-20240709-en

Max time kernel

149s

Max time network

150s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\a4c5f79990fce761862c87072011048d6f086ad710d219a2f7c744d504addcab.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
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 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

Files

N/A