General
- Target 2026-08-07_f0c7a6f3ba31ab5f222aa6ae9601d501_mespinoza
- Size 1.3MB
- Sample260807-m5ejpsfd47
- SHA256 9ee8006dd0084e2445086f5f90412b227ef3db569af4e5525ef2fb2935e13805
- MD5 f0c7a6f3ba31ab5f222aa6ae9601d501
- SHA1 de46cc47e48ad861f53eb2d1a1781bbb606710bd
- SHA512 94c5df456fe83b0e4ffac338c550c8562af4006f276e2b23cb07ed1905239a3b929bbec45242ae4a65b2bd9b54cd2f4fc1a5d8e835f10677b9e91d410c09953f
- SSDEEP 12288:CPGjteG/ahMws9mKqxdglUNEld5lVvYRMFlvZDTep:mG/GKoyD5lkoZX8
- TLSH T13C55C441B6A80895FCAE9D7489668675FA32BD9F3D2DB30B1C50B22F1F338D05E25721
- MD5 SHA1 SHA512 SSDEEP TLSH
Static task
static1
Behavioral task
behavioral1
Sample
2026-08-07_f0c7a6f3ba31ab5f222aa6ae9601d501_mespinoza.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
2026-08-07_f0c7a6f3ba31ab5f222aa6ae9601d501_mespinoza.exe
Resource
win11ltsc2024-20260709-en
Malware Config
Targets
-
- Target 2026-08-07_f0c7a6f3ba31ab5f222aa6ae9601d501_mespinoza
- Size 1.3MB
- SHA256 9ee8006dd0084e2445086f5f90412b227ef3db569af4e5525ef2fb2935e13805
- MD5 f0c7a6f3ba31ab5f222aa6ae9601d501
- SHA1 de46cc47e48ad861f53eb2d1a1781bbb606710bd
- SHA512 94c5df456fe83b0e4ffac338c550c8562af4006f276e2b23cb07ed1905239a3b929bbec45242ae4a65b2bd9b54cd2f4fc1a5d8e835f10677b9e91d410c09953f
- SSDEEP 12288:CPGjteG/ahMws9mKqxdglUNEld5lVvYRMFlvZDTep:mG/GKoyD5lkoZX8
- TLSH T13C55C441B6A80895FCAE9D7489668675FA32BD9F3D2DB30B1C50B22F1F338D05E25721
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Renames multiple (10277) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
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.
-
Credentials from Password Stores: Windows Credential Manager
Suspicious access to Credentials History.
-
Executes dropped EXE
-
Adds Run key to start application
-
Enumerates connected drives
Attempts to read the root path of hard drives other than the default C: drive.
MITRE ATT&CK Enterprise v16
Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Credential Access
Credentials from Password Stores
2Credentials from Web Browsers
1Windows Credential Manager
1Unsecured Credentials
1Credentials In Files
1