Malware Analysis Report

2025-06-16 05:30

Sample ID 240527-yn71gahc58
Target c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711
SHA256 c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711
Tags
cobaltstrike backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711

Threat Level: Known bad

The file c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike backdoor trojan

Cobaltstrike

Unsigned PE

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-27 19:57

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-27 19:57

Reported

2024-05-27 19:59

Platform

win10v2004-20240508-en

Max time kernel

133s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe

"C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe"

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4316,i,4686244434963378549,11462511444150484980,262144 --variations-seed-version --mojo-platform-channel-handle=3656 /prefetch:8

Network

Country Destination Domain Proto
US 104.194.78.37:8778 104.194.78.37 tcp
US 8.8.8.8:53 37.78.194.104.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 104.194.78.37:8778 104.194.78.37 tcp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
NL 23.62.61.171:443 www.bing.com tcp
US 8.8.8.8:53 171.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 104.194.78.37:8778 104.194.78.37 tcp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.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 8.8.8.8:53 200.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 199.111.78.13.in-addr.arpa udp
US 104.194.78.37:8778 104.194.78.37 tcp

Files

memory/2060-0-0x0000024EF3220000-0x0000024EF3221000-memory.dmp

memory/2060-2-0x0000024EF5300000-0x0000024EF5356000-memory.dmp

memory/2060-1-0x0000024EF4F00000-0x0000024EF5300000-memory.dmp

memory/2060-3-0x0000024EF5300000-0x0000024EF5356000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-27 19:57

Reported

2024-05-27 19:59

Platform

win7-20240221-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe

"C:\Users\Admin\AppData\Local\Temp\c00ba42a5c9a8fe6a94a41dc39c0786d756dcb2fcc451125d854b650d9960711.exe"

Network

N/A

Files

N/A