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Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    13/02/2024, 18:25

General

  • Target

    2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.exe

  • Size

    467KB

  • MD5

    f111aaf032d217ed021437b992cc62dc

  • SHA1

    258615f7f650ef52302db8a62b1c9eea2539d850

  • SHA256

    c75f7bc6508305cf6c7887a4d05f93d64e4bc4641a2c7150a8d6b523d51fb6d5

  • SHA512

    75dddfa018bd49e20d32ecf86d67f777a4d4fb55db46f600a18000f45d2306fd4bf60964d96f41eb6c28726be8b8d20d43e1a9bf1617b3949832d6f644a74896

  • SSDEEP

    12288:Bb4bZudi79L57cg9I4x1DOCtvySFEnjAk:Bb4bcdkLzxwuEnr

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Drops file in Windows directory 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Office loads VBA resources, possible macro or embedded object present
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1864
    • C:\Users\Admin\AppData\Local\Temp\5419.tmp
      "C:\Users\Admin\AppData\Local\Temp\5419.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.exe E11D86C2537F1CE9AB1BCD49BA426122B133B128450F02FC5E1E7DE87E9A87E37F56DBE2422E650E9F362BCF494C439C1D3AE26BC7E073CED29CF86AF44CD737
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2176
      • C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
        "C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.doc"
        3⤵
        • Drops file in Windows directory
        • Modifies Internet Explorer settings
        • Modifies registry class
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2604
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:3040

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-13_f111aaf032d217ed021437b992cc62dc_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

    • C:\Users\Admin\AppData\Roaming\Microsoft\Templates\Normal.dotm

      Filesize

      20KB

      MD5

      58c5a67855b6cb84d42dc6901802b5e9

      SHA1

      dc5ea765a5554f7e8074909349ff7ab5cf7aa2d4

      SHA256

      ba2d9e4c9a4a9e64b0f049227b46dedb0d40bea307799a73f50da01295db5cd5

      SHA512

      5968be18f464add8f422904f0fd1f7b424e66957479a96928ef5a87684043ba66aef1c4e64d880414873c95ea311ae21e2c15993cd3b32fb31ad54214468ea57

    • C:\Users\Admin\AppData\Roaming\Microsoft\UProof\ExcludeDictionaryEN0409.lex

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\5419.tmp

      Filesize

      467KB

      MD5

      4917847153dee4444ea747b7fa238cc4

      SHA1

      abc18b1c5608527638545bce2f819287f508958a

      SHA256

      7e98d1b0b00c27a7c3548caba393e6bdb5d722abeb966aa577ef8ebb55afa3f9

      SHA512

      9a532eb349db858d3e8d288fd845f7731a517d6a36dc87d07895bf81c5d15fec48f2ab4842a4dc745d25c74d90500880a66279d3f56e7e9cdacb6f9a5d518c85

    • memory/2604-7-0x000000002F4F1000-0x000000002F4F2000-memory.dmp

      Filesize

      4KB

    • memory/2604-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2604-9-0x000000007116D000-0x0000000071178000-memory.dmp

      Filesize

      44KB

    • memory/2604-28-0x000000007116D000-0x0000000071178000-memory.dmp

      Filesize

      44KB

    • memory/2604-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB