Malware Analysis Report

2025-08-05 14:07

Sample ID 230808-gq1kqscd7s
Target 6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb
SHA256 6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb
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

6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb

Threat Level: Known bad

The file 6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb 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 06:03

Platform

win7-20230712-en

Max time kernel

118s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe

"C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe"

Network

N/A

Files

memory/1072-55-0x00000000003C0000-0x00000000003D0000-memory.dmp

memory/1072-56-0x00000000003C0000-0x00000000003D0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-08-08 06:01

Reported

2023-08-08 06:03

Platform

win10v2004-20230703-en

Max time kernel

126s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe"

Signatures

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe

"C:\Users\Admin\AppData\Local\Temp\6b2245716c571c17cb5695cd238a88eac927a210400ce7a62c1f9c6e80ac4ceb.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 146.78.124.51.in-addr.arpa udp
US 8.8.8.8:53 0.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 2.136.104.51.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 8.8.8.8:53 126.139.241.8.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 154.141.79.40.in-addr.arpa udp

Files

memory/3884-138-0x00000000006C0000-0x00000000006D0000-memory.dmp

memory/3884-139-0x00000000006C0000-0x00000000006D0000-memory.dmp