Malware Analysis Report

2025-05-06 01:36

Sample ID 250103-v6p1tsyjbp
Target 735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe
SHA256 735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229
Tags
guloader discovery downloader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229

Threat Level: Known bad

The file 735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe was found to be: Known bad.

Malicious Activity Summary

guloader discovery downloader

Guloader,Cloudeye

Guloader family

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-03 17:36

Signatures

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-03 17:36

Reported

2025-01-03 17:38

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

96s

Command Line

"C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe"

Signatures

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe

"C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 21.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 85.49.80.91.in-addr.arpa udp
US 8.8.8.8:53 13.227.111.52.in-addr.arpa udp

Files

memory/636-2-0x0000000002A70000-0x0000000002A82000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-03 17:36

Reported

2025-01-03 17:38

Platform

win7-20241023-en

Max time kernel

23s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe"

Signatures

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe

"C:\Users\Admin\AppData\Local\Temp\735bc7c11913b1d4f059da843d5270a717f5602de90b811f0940784916db5229N.exe"

Network

N/A

Files

memory/2952-2-0x0000000001B70000-0x0000000001B82000-memory.dmp