Try not to stare - MedusaLocker at a glance

===== Work in Progress =====

A short disclaimer: downloading and running the samples linked below will compromise your computer and data, so be f$cking careful. Also check with your local laws as owning malware binaries/ sources might be illegal depending on where you live.

medusa.exe @ AnyRun --> sha256 3a5b015655f3aad4b4fd647aa34fda4ce784d75a20d12a73f8dc0e0d866e7e01

dix_16.exe @ HybridAnalysis --> sha256 49da42d00cc3ad6379ead2e07fd5f09bd358b144a6e78aad4bb1a8298e2bb568




Extracted PDB-Path: C:\Users\Gh0St\Desktop\MedusaLockerInfo\MedusaLockerProject\MedusaLocker\Release\MedusaLocker.pdb


Ghidra Main Function


Pest Doctor


Pest Doctor


Pest Doctor .exe, .dll, .sys, .ini, .lnk, .rdp, .encrypted


Pest Doctor



wrapper, DefWatch, ccEvtMgr, ccSetMgr, SavRoam, sqlservr, sqlagent, sqladhlp, Culserver, RTVscan, sqlbrowser, SQLADHLP, 
QBIDPService, Intuit.QuickBooks.FCS, QBCFMonitorService, sqlwriter, msmdsrv, tomcat6, zhudongfangyu, SQLADHLP, 
vmware-usbarbitator64, vmware-converter, dbsrv12, dbeng8wxServer.exe, wxServerView, sqlservr.exe, sqlmangr.exe, 
RAgui.exe, supervise.exe, Culture.exe, RTVscan.exe, Defwatch.exe, sqlbrowser.exe, winword.exe, QBW32.exe, QBDBMgr.exe, 
qbupdate.exe, QBCFMonitorService.exe, axlbridge.exe, QBIDPService.exe, httpd.exe, fdlauncher.exe, MsDtSrvr.exe, 
tomcat6.exe, java.exe, 360se.exe, 360doctor.exe, wdswfsafe.exe, fdlauncher.exe, fdhost.exe, GDscan.exe, ZhuDongFangYu.exe


Pest Doctor




HKEY_USERS\S-1-5-21-1716914095-909560446-1177810406-1000\Software\Medusa


Pest Doctor


Pest Doctor




Pest Doctor


Pest Doctor




Pest Doctor


Pest Doctor


IOCs

Medusa (SHA256)

medusa.exe --> SHA256: 3a5b015655f3aad4b4fd647aa34fda4ce784d75a20d12a73f8dc0e0d866e7e01
               SSDEEP: 12288:f+IZ+bobAyYFJPrsU4VwryxjpBx8ajiOhA8tsV1YRbRb7:2++EMyYFJPoUecOh8aWdD1UB7 

dix_16.exe --> SHA256: 49da42d00cc3ad6379ead2e07fd5f09bd358b144a6e78aad4bb1a8298e2bb568
SSDEEP: 24576:nJC1YAOp0eRaNaQgxPubcoiukAby3LV1jqjx9/WBRQ/8PxS//lTQKJfF27:nw1OfMGxRoiuWZ1jUx9qrS3lsC27

E-Mail Addresses

Ctorsenoria@tutanota[.]com
Folieloi@protonmail[.]com
mrromber@cock[.]li
mrromber@tutanota[.]com
sambolero@tutanoa[.]com
rightcheck@cock[.]li 

Associated Files

svchostt.exe
HOW_TO_OPEN_FILES.html

Registry Keys

HKCU\SOFTWARE\Medusa
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ --> EnableLinkedConnections = 1


Medusa Icon made by Freepik from www.flaticon.com

Article Link: https://dissectingmalwa.re/try-not-to-stare-medusalocker-at-a-glance.html