Malware Analysis Report

2024-08-06 10:57

Sample ID 240529-fwq3tabe6x
Target 28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf
SHA256 28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf
Tags
100000 cobaltstrike
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

28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf

Threat Level: Known bad

The file 28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf was found to be: Known bad.

Malicious Activity Summary

100000 cobaltstrike

Cobaltstrike family

Unsigned PE

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-29 05:13

Signatures

Cobaltstrike family

cobaltstrike

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-29 05:13

Reported

2024-05-29 05:16

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf.dll,#1

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-29 05:13

Reported

2024-05-29 05:16

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

105s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf.dll,#1

Signatures

N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\28d43749e641575e514d385350c511f93a2ebfe9bbb393a26386c72a661fbfbf.dll,#1

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
NL 23.62.61.97:443 www.bing.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 97.61.62.23.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 25.140.123.92.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 138.136.73.23.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 200.197.79.204.in-addr.arpa udp

Files

N/A