Malware Analysis Report

2025-08-05 14:35

Sample ID 250702-x32xbsgj6t
Target 2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex
SHA256 ce48054e59acc46fd4a6c1c31dabf926f2397c6868571332ab9d9b60d826c57f
Tags
discovery
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

ce48054e59acc46fd4a6c1c31dabf926f2397c6868571332ab9d9b60d826c57f

Threat Level: Shows suspicious behavior

The file 2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery

Checks computer location settings

Executes dropped EXE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-07-02 19:23

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-07-02 19:23

Reported

2025-07-02 19:26

Platform

win10v2004-20250610-en

Max time kernel

150s

Max time network

146s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-815616237-4012932787-4224613991-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex.exe N/A

Executes dropped EXE

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

Enumerates physical storage devices

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\2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\hasfj.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex.exe

"C:\Users\Admin\AppData\Local\Temp\2025-07-02_0a5b87cb514d71ed1dc64fa90d81ef0c_cryptolocker_elex.exe"

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.179.227:80 c.pki.goog tcp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp
US 8.8.8.8:53 mytarta.com udp

Files

memory/1776-0-0x0000000008004000-0x0000000008005000-memory.dmp

memory/1776-1-0x0000000002340000-0x0000000002346000-memory.dmp

memory/1776-2-0x0000000008000000-0x000000000800A000-memory.dmp

memory/1776-3-0x0000000003140000-0x0000000003146000-memory.dmp

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

MD5 9120b5445ad9bedcef725eb222421e9f
SHA1 da416b4ed8c4f2079e6b5d9d09ecc5099a46b920
SHA256 a934b89a3ddbd820b5a0a8298c58767a12f3646c98cc5f52f1ff750f62830d71
SHA512 a05f8bc8bb35c402168d1f0e2fab43ccf1f329577d6b1d4793cae71ed8026d182b6de67667a4e96f08a322bf1398bd86c36d939d03bdc07cad3ea36c61e40526

memory/1368-17-0x0000000008000000-0x000000000800A000-memory.dmp

memory/1368-19-0x0000000003000000-0x0000000003006000-memory.dmp

memory/1368-25-0x0000000008000000-0x000000000800A000-memory.dmp