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Analysis

  • max time kernel
    141s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    06/04/2024, 14:54

General

  • Target

    e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe

  • Size

    158KB

  • MD5

    e2c9fb261ec2389cca2159520acd104c

  • SHA1

    3a8456e6a89051861593a94a68e4f61fd87634ef

  • SHA256

    6f71b74f9f2b4bd5b9225ce0fbcc98c41945e5888067fa662a676c940d6253dd

  • SHA512

    3ac3e65be7d06c18645c73c28786eda064f7d81b026dafec93f78fe56d1275173b59d6bc4f7736d47ef1fa72cf16dfd8c12293649b82b4b27541380f72e592d6

  • SSDEEP

    3072:Cxz7iZiW0kKGgJ1ZTiG3YAjXbnHsgC+AuO1FVfQgxOQKANhbh2t5dke:2lVGgJ1Z+MYsDMgCJuO1FVfQozKADb

Malware Config

Signatures

  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • UPX packed file 7 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1640
    • C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe
      C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe startC:\Users\Admin\AppData\Roaming\dwm.exe%C:\Users\Admin\AppData\Roaming
      2⤵
        PID:2852
      • C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe
        C:\Users\Admin\AppData\Local\Temp\e2c9fb261ec2389cca2159520acd104c_JaffaCakes118.exe startC:\Users\Admin\AppData\Local\Temp\csrss.exe%C:\Users\Admin\AppData\Local\Temp
        2⤵
          PID:1860

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Roaming\0DF8.65B

        Filesize

        600B

        MD5

        2aa7e079fccd7577dc85a3a3826464b2

        SHA1

        f176259b9021eb2e5e45eebd436ab667ab06fe3c

        SHA256

        4e1171c07d6c5764ae9fd7493d49c5cfcefb30ce3da466e6dac41e74b45c82f2

        SHA512

        4f037e46e5a9e0a0764c90aad3509fcdf3316d8ddd84d20554b34a8a11dc2d63674d4619cc43a1585fac1ada76a407036feaa1308fa89ebe684e89b1638f4731

      • C:\Users\Admin\AppData\Roaming\0DF8.65B

        Filesize

        1KB

        MD5

        9de120afff9819db98e074a9eae2e935

        SHA1

        2d2f693420a2f70fdb5221e4636463abfc0156e8

        SHA256

        ce4759a1a48e9dcab831f0a205b55035ac2f4bc8ee9e794525ba608e221a97fe

        SHA512

        7934b5cd5b7c9ccc476fd28cbe117ab0dcb2af146bb8867b6fecd9247a4b34614f4cb3fff9deae5636810bb2dcf796e8d6cbf1d378cd28318548c022f785dd67

      • C:\Users\Admin\AppData\Roaming\0DF8.65B

        Filesize

        996B

        MD5

        d205d0a86c22060a49026cedcd0cbf8a

        SHA1

        add6cae7aa3dbfe24a5f34b85d28fc2af7a5ea2b

        SHA256

        3dc71b750bf618b97c31ab8a6d42a4825e6d4471846f2a7dded32a831adc57bf

        SHA512

        b79524c52776acc50ad91d843e39a30b8b3803c7c63973cecb20ed0e57ee109e125eccef4cb709a11cf26c5fdb2f4ee2758fffb544eaa940de27365611a63853

      • memory/1640-79-0x0000000000520000-0x0000000000620000-memory.dmp

        Filesize

        1024KB

      • memory/1640-1-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1640-153-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1640-3-0x0000000000520000-0x0000000000620000-memory.dmp

        Filesize

        1024KB

      • memory/1640-78-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1860-76-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/1860-77-0x0000000000575000-0x0000000000590000-memory.dmp

        Filesize

        108KB

      • memory/2852-7-0x00000000005E0000-0x00000000006E0000-memory.dmp

        Filesize

        1024KB

      • memory/2852-5-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB

      • memory/2852-149-0x00000000005E0000-0x00000000006E0000-memory.dmp

        Filesize

        1024KB

      • memory/2852-6-0x0000000000400000-0x0000000000442000-memory.dmp

        Filesize

        264KB