General
- Target joker_locker_ultimate.exe
- Size 33.0MB
- Sample260929-vy2pnabh33
- SHA256 91dcc81e8a35960dc6fac32af82ae91724804504e2a721823d046b44c3af0d3f
- MD5 5abffdfc6689e935e4820eb6b2686e06
- SHA1 de5974064eb0c1a0feeffc636ed59a81dc4f5daf
- SHA512 fc09ccd41ade496971a33cac4e48135dc5fa7a2b3bea6fd13ebc2d1244e1baf87aa7cedf4a479e9dcff0affd9b60d520b66276ff495e9bbfc78802bcbeba7f1e
- SSDEEP 786432:e3GwSEGCsr1W8Or60GMdeOjTNGCgeNwjtIfqrhLs:7wSEYWbvGMAK4cNy8Qhs
- TLSH T1B67733587B8604A4E498A378F5D4847A99E138BE0370C0DF5AF64A530B772E1FF39B61
- MD5 SHA1 SHA512 SSDEEP TLSH
Behavioral task
behavioral1
Sample
joker_locker_ultimate.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
joker_locker_ultimate.exe
Resource
win11ltsc2024-20260911-en
9 signatures
150 seconds
Malware Config
Targets
-
- Target joker_locker_ultimate.exe
- Size 33.0MB
- SHA256 91dcc81e8a35960dc6fac32af82ae91724804504e2a721823d046b44c3af0d3f
- MD5 5abffdfc6689e935e4820eb6b2686e06
- SHA1 de5974064eb0c1a0feeffc636ed59a81dc4f5daf
- SHA512 fc09ccd41ade496971a33cac4e48135dc5fa7a2b3bea6fd13ebc2d1244e1baf87aa7cedf4a479e9dcff0affd9b60d520b66276ff495e9bbfc78802bcbeba7f1e
- SSDEEP 786432:e3GwSEGCsr1W8Or60GMdeOjTNGCgeNwjtIfqrhLs:7wSEYWbvGMAK4cNy8Qhs
- TLSH T1B67733587B8604A4E498A378F5D4847A99E138BE0370C0DF5AF64A530B772E1FF39B61
- MD5 SHA1 SHA512 SSDEEP TLSH
-
Renames multiple (657) files with added filename extension
This suggests ransomware activity of encrypting all the files on the system.
-
Disables RegEdit via registry modification
-
Disables Task Manager via registry modification
-
Loads dropped DLL