Resubmissions

01/10/2025, 17:19

251001-vwbqfstqz810

08/07/2025, 08:09

250708-j16kvavwcx10

04/07/2025, 07:35

250704-je4t5afq8z

04/07/2025, 04:55

250704-fj7j2axqz9

04/07/2025, 04:32

250704-e6acdaap91

04/07/2025, 04:30

250704-e483xsap8v10

04/07/2025, 04:18

250704-exa8bahn4t

13/05/2024, 10:29

240513-mjfjwabd2810

General

  • Target
    3f0a46b1febcd33e25da42f6b491a273_JaffaCakes118
  • Size 285KB
  • Sample240513-mjfjwabd28
  • SHA256 033570bf95d42dad2652ed0662a2369d954d4580d1b872ea44041697d0edc237
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Targets

    • Target
      323CANON.EXE_WORM_VOBFUS.SM01
    • Size 300KB
    • SHA256 fe32599d6f2d1a874b65928cfd01a87f9d0a83d2b1e30b8f1148c8ad8aefd985
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Modifies visiblity of hidden/system files in Explorer

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Target
      WORM_VOBFUS.SMA3
    • Size 212KB
    • SHA256 e54bbabcaed8ace734f53234a44ad1e697e9cd2252255b59906fc5e3322c1be6
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Modifies visiblity of hidden/system files in Explorer

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Target
      WORM_VOBFUS.SMIS
    • Size 188KB
    • SHA256 7f7e5751277a0169ec2eb4492b0489ca850808f64b52e708f716f46ac160e54b
    • MD5 SHA1 SHA512 SSDEEP
    Score
    10/10
    • Modifies visiblity of hidden/system files in Explorer

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Target
      WORM_VOBFUS.SMM2
    • Size 92KB
    • SHA256 e4d0b740421cfba7e7e4a30a2a69d59486e7347979af94145fb8f335960c33d5
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Deletes itself

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

MITRE ATT&CK Enterprise v15

Tasks