Malware Analysis Report

2024-08-06 11:01

Sample ID 240513-kqfgcaeh8z
Target 20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe
SHA256 2abd3c9d8ccf331d4db6c1e6d555026ee034646971fe55188b65d396884d6e40
Tags
cobaltstrike 0 100000000 backdoor trojan
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

2abd3c9d8ccf331d4db6c1e6d555026ee034646971fe55188b65d396884d6e40

Threat Level: Known bad

The file 20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 100000000 backdoor trojan

Cobaltstrike

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-13 08:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-13 08:48

Reported

2024-05-13 08:50

Platform

win7-20240221-en

Max time kernel

117s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe

"C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe"

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-13 08:48

Reported

2024-05-13 08:50

Platform

win10v2004-20240426-en

Max time kernel

148s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe

"C:\Users\Admin\AppData\Local\Temp\20240513╔╧║ú╢»╬∩╘░═ú│╡│í╬▐╕╨╓º╕╢╨Φ╟≤.pdf.scr.exe"

Network

Country Destination Domain Proto
CN 106.42.215.249:443 tcp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
NL 23.62.61.152:443 www.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
NL 23.62.61.152:443 www.bing.com tcp
US 8.8.8.8:53 152.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
CN 140.249.61.241:443 tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
CN 124.236.110.231:443 tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
CN 180.213.251.231:443 tcp
US 8.8.8.8:53 13.227.111.52.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
CN 111.170.24.232:443 tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
CN 42.248.140.76:443 tcp

Files

memory/4028-0-0x000001A4B6730000-0x000001A4B677F000-memory.dmp

memory/4028-1-0x000001A4B67E0000-0x000001A4B68E0000-memory.dmp

memory/4028-2-0x000001A4B67E0000-0x000001A4B68E0000-memory.dmp