Malware Analysis Report

2025-05-06 01:36

Sample ID 250103-2k3s5axlct
Target JaffaCakes118_725f29d6e3b2dd6be3e04f7a1914cf4a
SHA256 cde69abea1397fb63bd025093f5b65e71cf9e84ab47df04ab037e25a28d1e902
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

cde69abea1397fb63bd025093f5b65e71cf9e84ab47df04ab037e25a28d1e902

Threat Level: Known bad

The file JaffaCakes118_725f29d6e3b2dd6be3e04f7a1914cf4a was found to be: Known bad.

Malicious Activity Summary

guloader discovery downloader

Guloader family

Guloader,Cloudeye

System Location Discovery: System Language Discovery

System Network Configuration Discovery: Internet Connection Discovery

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-01-03 22:39

Signatures

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2025-01-03 22:39

Reported

2025-01-03 22:41

Platform

win10v2004-20241007-en

Max time kernel

93s

Max time network

143s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.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\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe

"C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 8.153.16.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp

Files

memory/3272-2-0x0000000002320000-0x000000000233E000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2025-01-03 22:39

Reported

2025-01-03 22:41

Platform

win7-20241023-en

Max time kernel

120s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.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\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

System Network Configuration Discovery: Internet Connection Discovery

discovery
Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe

"C:\Users\Admin\AppData\Local\Temp\fFINAL_SHIPPING-BILLS-Reg-99383000002292-EXPORTSDEPARTMENT.exe"

Network

N/A

Files

memory/2988-2-0x00000000003E0000-0x00000000003FE000-memory.dmp