Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19-02-2024 03:53

General

  • Target

    2024-02-19_b78746f05647835e6525a5bbb3335149_mafia.exe

  • Size

    467KB

  • MD5

    b78746f05647835e6525a5bbb3335149

  • SHA1

    2bf564b309000b29a2d46101b6f0fdc25f40fd9b

  • SHA256

    b4314e5f79a14f3dd25a3d05f5f8f7d69d593a67d6c23cfcf96ddb5037c9f102

  • SHA512

    c8f9d4923f71a8d459ed9ae451bea64ce1f7d7123d20bb1e5d92e13d9d8cf89aea06bad87e00d030ef7669439801db18582b4306ba3632e49f509f511a19d684

  • SSDEEP

    12288:Bb4bZudi79LvwvqAnElL+VQf7otVB5rQUU8Ak:Bb4bcdkLoFgjO5Aa

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\2024-02-19_b78746f05647835e6525a5bbb3335149_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-19_b78746f05647835e6525a5bbb3335149_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\6078.tmp
      "C:\Users\Admin\AppData\Local\Temp\6078.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-19_b78746f05647835e6525a5bbb3335149_mafia.exe 0DF502CA59A2B8D0E6B5124C8C5AF157848CA920740CE4F51836867ABA0A642BD5A1683D1EB5270332601FD44AE884C00BD5D4DBD14ACE34DF61DEB655458FAC
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:3060
      • 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\2024-02-19_b78746f05647835e6525a5bbb3335149_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:2668
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:3004

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-19_b78746f05647835e6525a5bbb3335149_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      4ac93c97c5922a0dba042d4da2cb9fa8

      SHA1

      8acf1562b248910075de7bb9cf48510ee1558e91

      SHA256

      f491fe9bad59b6574c5fd7df1cb3529ea2f6f66b357e9f17c4e10ed802ae18f8

      SHA512

      422ecf529d9abae9677d0c45bd5a005c01d2d2d165c36931499bf2102ffaf5ed5cfc174360db511bd7a32bb68ec16bda652d62c81e1efbfda08f3c1c13408c75

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\6078.tmp

      Filesize

      467KB

      MD5

      53be629c04da998f182a2a333e73ee07

      SHA1

      6a2c488319a21734b94240b8499bb70b76650575

      SHA256

      4d0f0a51ca735d7548aa2e4714318dab09a3da26b6b88a1dc2702733ea36bf8c

      SHA512

      bee186206cd857ca9b39c9c01440cd0719997ebaf28f20263d8e798274a8d4dd73f0b8f56b36f2c9aeb984b97ddfc7f44a966f3136d5cb924d765946e3c414d0

    • memory/2668-7-0x000000002F991000-0x000000002F992000-memory.dmp

      Filesize

      4KB

    • memory/2668-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2668-9-0x0000000070CED000-0x0000000070CF8000-memory.dmp

      Filesize

      44KB

    • memory/2668-28-0x0000000070CED000-0x0000000070CF8000-memory.dmp

      Filesize

      44KB

    • memory/2668-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB