Malware Analysis Report

2025-08-05 14:07

Sample ID 230807-m7ebqaeh94
Target 2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7
SHA256 2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7
Tags
guloader downloader
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

2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7

Threat Level: Known bad

The file 2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7 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

2023-08-07 11:06

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-07 11:06

Reported

2023-08-07 11:08

Platform

win10v2004-20230703-en

Max time kernel

129s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe

"C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 2.136.104.51.in-addr.arpa udp
US 8.8.8.8:53 23.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 8.173.189.20.in-addr.arpa udp

Files

memory/3384-135-0x00000000028E0000-0x00000000028F1000-memory.dmp

memory/3384-136-0x00000000028E0000-0x00000000028F1000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-08-07 11:06

Reported

2023-08-07 11:08

Platform

win7-20230712-en

Max time kernel

120s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe

"C:\Users\Admin\AppData\Local\Temp\2628491ce2c3c07681c36245160e29578e768d6f1009cfd6056878877bb528b7.exe"

Network

N/A

Files

memory/2588-56-0x00000000003B0000-0x00000000003C1000-memory.dmp

memory/2588-57-0x00000000003B0000-0x00000000003C1000-memory.dmp