Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/09/2024, 14:45

General

  • Target

    fa98346f6f28c856a88f936d7926e6c8_JaffaCakes118.exe

  • Size

    28KB

  • MD5

    fa98346f6f28c856a88f936d7926e6c8

  • SHA1

    cfcedb2ab5b5d0b3c44072d96a94d7e6ee86ca6b

  • SHA256

    624ea1f14b60a6698bd7b8a07fde3d17c69aa0030f4fe2a57063a6af38cd79c2

  • SHA512

    d3e48471d963465abe8ea0031810b9583f70936fd184e8bb44e51128be9e5cb78ac3662f0fe28a5449f40b54530cde9e562acfc24bc842c932ff763df05c95e9

  • SSDEEP

    384:1vxBbK26lj5Id8SpHx9jLhsznnVxA1WmP5w7GGCJlqqwMyNCx4am0:Dv8IRRdsxq1DjJcqfXxH

Malware Config

Signatures

  • Detects MyDoom family 5 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Executes dropped EXE 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • UPX packed file 24 IoCs

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

  • Drops file in Windows directory 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fa98346f6f28c856a88f936d7926e6c8_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fa98346f6f28c856a88f936d7926e6c8_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2128
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:2160

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\951G8FD5\search[3].htm

          Filesize

          25B

          MD5

          8ba61a16b71609a08bfa35bc213fce49

          SHA1

          8374dddcc6b2ede14b0ea00a5870a11b57ced33f

          SHA256

          6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

          SHA512

          5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

        • C:\Users\Admin\AppData\Local\Temp\brcqqygivI.log

          Filesize

          1KB

          MD5

          9b8e35b96553c3bb2e1ea0e1bdba337c

          SHA1

          72a3ac181b0ec0db83f972bafbcb00eaef140f89

          SHA256

          8a36b0dee494cae7e27a927cbc849e66334f94a59caf4472dd8afd787b2bfe61

          SHA512

          1b5b9a5d9199c0ee63f4e0d7a65751d18b8ffebd0dd2921caa2759b2e60882336e444c03198d0a1196b7ee441fb5413a2b4df8991c919fe8472b88e93629d416

        • C:\Users\Admin\AppData\Local\Temp\tmp23FC.tmp

          Filesize

          28KB

          MD5

          6f59487b8c819c38020d4616dd05dfcd

          SHA1

          ab9f53908edd6ff5ed7a7b7fc4f428db47e2b06f

          SHA256

          3f51d56a567eda538239680d6f725b6acf7ba684d26b313dcc67d29bac17b728

          SHA512

          b8f202b2cecf5a15f7ccc0973ce5e665f63be04509599ea447eaf26b970b66815723f1709f3244fbf9225ba358a7ca6b22bcc878197737b5b08a38d9bb1563a2

        • C:\Users\Admin\AppData\Local\Temp\zincite.log

          Filesize

          1KB

          MD5

          191d267ee0c5d16db4dd0443d3a98df7

          SHA1

          bb5d667f915983cb1d8a02b305ae4e73e6abd49c

          SHA256

          11509e7b861750672648c339f7197725b8f0606e9d754648869f6a0f013c9369

          SHA512

          f974cd2f12c7d5e699f6d08351b904542c82cb0d98a52223d7a7a0488022d31e359923d51927ef300cba22f90dcddd31b4eede0429aab568ddf343ae9a866e8c

        • C:\Users\Admin\AppData\Local\Temp\zincite.log

          Filesize

          1KB

          MD5

          ba692925c200bbc33079f98a937e8b88

          SHA1

          a97a1c80f779af24e24e0241e94c239af53dc064

          SHA256

          8e3257b70c9cd23fed2dfac83876b34228ff9621288da5128b5fa5d0d2451807

          SHA512

          03e9907e811f7cd2721155254c6777a51e48884c9b48be3d8d2adde7999e235448ec0ac45b7c7160961c5ba01c4e3dbd8e4ec4bff35ffcb683cedcf31f8b0565

        • C:\Windows\services.exe

          Filesize

          8KB

          MD5

          b0fe74719b1b647e2056641931907f4a

          SHA1

          e858c206d2d1542a79936cb00d85da853bfc95e2

          SHA256

          bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

          SHA512

          9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

        • memory/2128-162-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2128-13-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2128-179-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2128-56-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2128-51-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2128-0-0x0000000000500000-0x0000000000510000-memory.dmp

          Filesize

          64KB

        • memory/2160-45-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-26-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-50-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-38-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-52-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-33-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-28-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-40-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-85-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-21-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-16-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-163-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-15-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-5-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-180-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB

        • memory/2160-184-0x0000000000400000-0x0000000000408000-memory.dmp

          Filesize

          32KB