Malware Analysis Report

2025-05-06 01:36

Sample ID 250106-fps9lawrft
Target JaffaCakes118_0ff721b909eaf72b2bef9109295ba823
SHA256 840fd4cc08c108fa4d9805c2a703ddb5171416396ef0494a51b30dba9c98b462
Tags
guloader discovery downloader
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

840fd4cc08c108fa4d9805c2a703ddb5171416396ef0494a51b30dba9c98b462

Threat Level: Known bad

The file JaffaCakes118_0ff721b909eaf72b2bef9109295ba823 was found to be: Known bad.

Malicious Activity Summary

guloader discovery downloader

Guloader family

Guloader,Cloudeye

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-06 05:03

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-06 05:03

Reported

2025-01-06 05:05

Platform

win7-20240729-en

Max time kernel

16s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.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\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe"

Network

N/A

Files

memory/2268-2-0x0000000000360000-0x0000000000371000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-06 05:03

Reported

2025-01-06 05:05

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.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\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.exe

"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_0ff721b909eaf72b2bef9109295ba823.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 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 182.129.81.91.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp

Files

memory/4480-2-0x0000000002370000-0x0000000002381000-memory.dmp

memory/4480-3-0x0000000002370000-0x0000000002381000-memory.dmp