Analysis

  • max time kernel
    149s
  • max time network
    97s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-10-2024 06:43

General

  • Target

    16943270f05c11e266860bcd56bb20bb_JaffaCakes118.exe

  • Size

    1013KB

  • MD5

    16943270f05c11e266860bcd56bb20bb

  • SHA1

    2a0cfe0c8c06938c00043858fa2aa81b6ddf3c98

  • SHA256

    b8f64cabf9cd76735d77fd405a1635a0591eb7cbbd18830c47625b5c8936d20e

  • SHA512

    2de21d417748ecc86ee8690ef0a6d63295961d013dc3e5f73b601a4041d730f1ad2d410d1f4b67322ac98ced3d77eb971793fdc3ffe99f386bd7f75e52d89def

  • SSDEEP

    24576:ix+OSa0eVkMakTXBghG0dyMJqLDMMMMMMy6LD/dtfhS:ihp0eVbjqh9dYMMMMMMy6LD/drS

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Modifies system executable filetype association 2 TTPs 4 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 1 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.

  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\16943270f05c11e266860bcd56bb20bb_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\16943270f05c11e266860bcd56bb20bb_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system executable filetype association
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3436
    • C:\Documents and Settings\tazebama.dl_
      "C:\Documents and Settings\tazebama.dl_"
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops autorun.inf file
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:1636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1636 -s 724
        3⤵
        • Program crash
        PID:1364
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1636 -ip 1636
    1⤵
      PID:4808

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\tazebama.dl_

      Filesize

      151KB

      MD5

      0e141dae671d401855632dedfd7045ea

      SHA1

      c033c687495f1789485b8c2b6fb1e4509b94d03d

      SHA256

      a17f31fa26805f36024c4cd49827ae1ccaa8dc3443d4e186cc6e224e33bc63ac

      SHA512

      4697f437703eda0c564ef592a513574829b24e227dedd04653546b37ffb41c6d8f82fb9e355beb4466458804a472b567368c6e974a3cd1b51190c8b38e3a5d17

    • C:\Users\tazebama.dll

      Filesize

      32KB

      MD5

      b6a03576e595afacb37ada2f1d5a0529

      SHA1

      d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8

      SHA256

      1707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad

      SHA512

      181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c

    • C:\autorun.inf

      Filesize

      126B

      MD5

      163e20cbccefcdd42f46e43a94173c46

      SHA1

      4c7b5048e8608e2a75799e00ecf1bbb4773279ae

      SHA256

      7780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e

      SHA512

      e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8

    • C:\zPharaoh.exe

      Filesize

      151KB

      MD5

      bc278687c2ad14921203643d1c2a377c

      SHA1

      b6f878c6a4e6e29b8eab417c3a6d73ebe0f29efe

      SHA256

      5ce9bf4f781c0f9f1cf0841b10c5c0dbd6ac5cd291faf827347c745ebf2f7ca6

      SHA512

      f27a1c6560b40ced12ccf11ec200987f68403bd08a64915bfab48091dac66b57d650da2a70f095e85a302facefcdc4613eeb09d76253e2de004c9e61ac91aeb6

    • F:\zPharaoh.exe

      Filesize

      151KB

      MD5

      dffd30ebbd3537e6c276203bea484ae4

      SHA1

      430bcb92bb0736158c5765c7ac8be47aa79e8044

      SHA256

      d457a7cfdc5fe3d72351ef627f02d38215447dc3ff8632d2a92eb8039cbf61a2

      SHA512

      f151b116560a7e9a7bc8bd90c90c4aae6140666b68b208c941d25ae0372b0dc9db7fd91eeb594806d195a32f9e75db391c600eb0fe307ed32627cda1ce38ea3f

    • memory/1636-10-0x0000000000400000-0x0000000000416000-memory.dmp

      Filesize

      88KB

    • memory/1636-39-0x0000000000400000-0x0000000000416000-memory.dmp

      Filesize

      88KB

    • memory/3436-0-0x0000000000400000-0x0000000000518000-memory.dmp

      Filesize

      1.1MB

    • memory/3436-8-0x0000000000400000-0x000000000040B000-memory.dmp

      Filesize

      44KB

    • memory/3436-47-0x0000000000400000-0x0000000000518000-memory.dmp

      Filesize

      1.1MB

    • memory/3436-48-0x0000000000400000-0x0000000000518000-memory.dmp

      Filesize

      1.1MB