Malware Analysis Report

2024-10-24 17:01

Sample ID 230310-jrjpqacc37
Target 9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe
SHA256 9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e
Tags
hzrat backdoor
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

9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e

Threat Level: Known bad

The file 9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe was found to be: Known bad.

Malicious Activity Summary

hzrat backdoor

Detects HZRAT backdoor

HZRAT

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-03-10 07:54

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-03-10 07:54

Reported

2023-03-10 07:56

Platform

win7-20230220-en

Max time kernel

141s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe"

Signatures

Detects HZRAT backdoor

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

HZRAT

backdoor hzrat

Processes

C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe

"C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe"

Network

Country Destination Domain Proto
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp

Files

memory/1200-54-0x0000000000400000-0x00000000004B4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-03-10 07:54

Reported

2023-03-10 07:56

Platform

win10v2004-20230220-en

Max time kernel

141s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe"

Signatures

Detects HZRAT backdoor

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

HZRAT

backdoor hzrat

Processes

C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe

"C:\Users\Admin\AppData\Local\Temp\9255c94fdd5fd0b35d55fd0f33be4bbaec52abd69b875da355020da77449577e.exe"

Network

Country Destination Domain Proto
N/A 10.0.40.1:8081 tcp
US 13.107.4.50:80 tcp
US 8.8.8.8:53 35.146.190.20.in-addr.arpa udp
US 8.8.8.8:53 123.108.74.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
N/A 10.0.40.1:8081 tcp
US 8.8.8.8:53 176.122.125.40.in-addr.arpa udp
US 8.8.8.8:53 97.97.242.52.in-addr.arpa udp
US 20.189.173.6:443 tcp
US 8.8.8.8:53 234.238.32.23.in-addr.arpa udp
US 13.107.4.50:80 tcp
US 13.107.4.50:80 tcp
US 13.107.4.50:80 tcp
US 8.8.8.8:53 177.238.32.23.in-addr.arpa udp
N/A 10.0.40.1:8081 tcp
US 8.8.8.8:53 44.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 76.38.195.152.in-addr.arpa udp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 93.184.220.29:80 tcp
NL 88.221.25.155:80 tcp
N/A 10.0.40.1:8081 tcp
US 8.8.8.8:53 154.25.221.88.in-addr.arpa udp
US 8.8.8.8:53 126.133.241.8.in-addr.arpa udp
N/A 10.0.40.1:8081 tcp
N/A 10.0.40.1:8081 tcp

Files

memory/4672-133-0x0000000000400000-0x00000000004B4000-memory.dmp