Malware Analysis Report

2025-08-05 14:06

Sample ID 230808-gq7daacd7w
Target 00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187
SHA256 00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187
Tags
guloader downloader
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

00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187

Threat Level: Known bad

The file 00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187 was found to be: Known bad.

Malicious Activity Summary

guloader downloader

Guloader,Cloudeye

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-08-08 06:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-08 06:01

Reported

2023-08-08 06:04

Platform

win7-20230712-en

Max time kernel

120s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe

"C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe"

Network

N/A

Files

memory/2676-56-0x0000000000280000-0x0000000000291000-memory.dmp

memory/2676-57-0x0000000000280000-0x0000000000291000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-08 06:01

Reported

2023-08-08 06:04

Platform

win10v2004-20230703-en

Max time kernel

143s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe

"C:\Users\Admin\AppData\Local\Temp\00be8a013b9d7460a7da42c43856c5c8f7f7a7a57f4e0965c2d4c6ff6f8cc187.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 158.240.127.40.in-addr.arpa udp
US 8.8.8.8:53 126.139.241.8.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 59.128.231.4.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 8.3.197.209.in-addr.arpa udp
US 8.8.8.8:53 73.254.224.20.in-addr.arpa udp
US 8.8.8.8:53 154.141.79.40.in-addr.arpa udp

Files

memory/3836-135-0x0000000002690000-0x00000000026A1000-memory.dmp

memory/3836-136-0x0000000002690000-0x00000000026A1000-memory.dmp