General
- Target xoilaczvc.cc_ransome.exe
- Size 39KB
- Sample261001-tzwpcssvct
- SHA256 63e1cc5ba7cb7ad68b0117c9344df0ab16891047a1ad8b62c7bdd8fc845ed0e7
- MD5 f5c9f9ae1e58c2290388f747844cb3ee
- SHA1 ac6a0f14ee5d1884a6955e981f1abbd08a37e2da
- SHA512 d61bea3c0cbc689748d24763f3856407cac2a3a80f08abb09b4273b8abdcc238d624c50f7ca86c3d92ba031592c6bedc7ce02d4746cd034b78c509844d7c3313
- SSDEEP 768:oIX+3t4tMYrbLcqNuYs37sGmmoII92HrdEEusXqKhVayzB:Kd4tBbLk41moII92Ldf9XqiVx
- TLSH T1A903E84537FD8668E1BF6AB74D7282008775F8978D23D70D0ED1848E1AB3B448E99B93
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
xoilaczvc.cc_ransome.exe
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
xoilaczvc.cc_ransome.exe
Resource
win11ltsc2024-20260911-en
Malware Config
Extracted
-
nanocore
-
c2_port
22401
Targets
-
- Target xoilaczvc.cc_ransome.exe
- Size 39KB
- SHA256 63e1cc5ba7cb7ad68b0117c9344df0ab16891047a1ad8b62c7bdd8fc845ed0e7
- MD5 f5c9f9ae1e58c2290388f747844cb3ee
- SHA1 ac6a0f14ee5d1884a6955e981f1abbd08a37e2da
- SHA512 d61bea3c0cbc689748d24763f3856407cac2a3a80f08abb09b4273b8abdcc238d624c50f7ca86c3d92ba031592c6bedc7ce02d4746cd034b78c509844d7c3313
- SSDEEP 768:oIX+3t4tMYrbLcqNuYs37sGmmoII92HrdEEusXqKhVayzB:Kd4tBbLk41moII92Ldf9XqiVx
- TLSH T1A903E84537FD8668E1BF6AB74D7282008775F8978D23D70D0ED1848E1AB3B448E99B93
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Deletes shadow copies
Ransomware often targets backup files to inhibit system recovery.
-
Grants admin privileges
Uses net.exe to modify the user's privileges.
-
Disables one or more Microsoft Defender components
Uses the Powershell Set-MpPreference cmdlet to disable one or more Microsoft Defender components.
-
Modifies Windows Firewall
-
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
-
Creates a file in the Startup directory
A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.
-
Stops running service(s)
-
Adds Run key to start application
-
Creates a new local user account
Uses net.exe to create a new local user account, often for persistence or a backdoor account.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2PowerShell
2Scheduled Task/Job
1Scheduled Task
1System Services
1Service Execution
1Windows Management Instrumentation
1Persistence
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create Account
1Local Account
1Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Account Manipulation
1Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Create or Modify System Process
2Windows Service
2Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Direct Volume Access
1Impair Defenses
3Disable or Modify System Firewall
1Disable or Modify Tools
1Indicator Removal
2File Deletion
2Modify Registry
1