Malware Analysis Report

2024-08-06 11:01

Sample ID 240513-j19bqsgg83
Target virus.zip
SHA256 2e27ba035e94de06b84bd8b3445ce05669610b3c85363305a65f6c64b7f2b772
Tags
cobaltstrike 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

2e27ba035e94de06b84bd8b3445ce05669610b3c85363305a65f6c64b7f2b772

Threat Level: Known bad

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

Malicious Activity Summary

cobaltstrike 100000000 backdoor trojan

Cobaltstrike

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-13 08:09

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-13 08:09

Reported

2024-05-13 08:12

Platform

win7-20240419-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr" /S

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr

"C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr" /S

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-13 08:09

Reported

2024-05-13 08:12

Platform

win10v2004-20240226-en

Max time kernel

151s

Max time network

169s

Command Line

"C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr" /S

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr

"C:\Users\Admin\AppData\Local\Temp\20240513Ϻ԰ͣ޸֧.pdf.scr" /S

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 --mojo-platform-channel-handle=4136 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
GB 172.217.169.74:443 tcp
CN 106.42.215.249:443 tcp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 13.107.253.64:443 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
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
CN 140.249.61.241:443 tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 17.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 1.181.190.20.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
CN 124.236.110.231:443 tcp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
CN 180.213.251.231:443 tcp
CN 111.170.24.232:443 tcp
US 8.8.8.8:53 88.16.208.104.in-addr.arpa udp
CN 42.248.140.76:443 tcp

Files

memory/452-0-0x000002002EEF0000-0x000002002EFF0000-memory.dmp

memory/452-1-0x000002002D540000-0x000002002D58F000-memory.dmp

memory/452-2-0x000002002EEF0000-0x000002002EFF0000-memory.dmp