Malware Analysis Report

2024-10-23 18:56

Sample ID 241009-egbtxatblk
Target dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.zip
SHA256 3da42a2d91a1135d24d2f9a26c705b51d19b4ff8425ed1cdd8ebe6e65a0aca69
Tags
100000 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

3da42a2d91a1135d24d2f9a26c705b51d19b4ff8425ed1cdd8ebe6e65a0aca69

Threat Level: Known bad

The file dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.zip was found to be: Known bad.

Malicious Activity Summary

100000 cobaltstrike

Cobaltstrike family

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-10-09 03:54

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-09 03:54

Reported

2024-10-09 03:57

Platform

win7-20240903-en

Max time kernel

117s

Max time network

119s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-09 03:54

Reported

2024-10-09 03:56

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

95s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\dfc381a6e8d0c46822a59f20499893a29f446b6888cbe3afe90721bae8287ebf.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 134.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

N/A