Analysis

  • max time kernel
    122s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    19/02/2024, 16:46

General

  • Target

    2024-02-19_a66d3a090b0349967c75a366b30483ce_mafia.exe

  • Size

    467KB

  • MD5

    a66d3a090b0349967c75a366b30483ce

  • SHA1

    14ccf293e94f38a36fd75942119c23cada7ea2b0

  • SHA256

    a2a5b468d32b605ba54c6422d4da18a05def734ccd9b4575aa70a1f5ab3818f7

  • SHA512

    77c55b22823b37871e5313f2bf46990ed644fe1e84fd674da0c73e30782566958ea93c519d8a536f976ca186d8d0fe462fa1469de471136c9f6d5e0ef29f0da1

  • SSDEEP

    12288:Bb4bZudi79LJql80fXepfmF3fTiF8knRNSEsAk:Bb4bcdkLJJ0fuZMmF80RN6

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_a66d3a090b0349967c75a366b30483ce_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-19_a66d3a090b0349967c75a366b30483ce_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\5D3D.tmp
      "C:\Users\Admin\AppData\Local\Temp\5D3D.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-19_a66d3a090b0349967c75a366b30483ce_mafia.exe F75059C84837121334F82C430F22554AB9DB9F780FA74AE0CBC3B1AB3FE465207E0E26904973E5449428114AD8B03DD418E21968A7B6CFA04F326DD06B85DBDD
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2912
      • 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_a66d3a090b0349967c75a366b30483ce_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:2696
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:1936

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-19_a66d3a090b0349967c75a366b30483ce_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      bdd89cefbadf668308a5e8b55263b44f

      SHA1

      d56998a9b0dda2e6282a48a2525aff4459d8b6ed

      SHA256

      370218ce777ae72639d7366d497fa8118a3e06153f8a5bac3a996a18e9d85755

      SHA512

      b305e539eb39bf55198b007f5186dc1202c900e8fafd0d2da5356b661d50614546816f5a213108d794ca74d95f0f3742e69fa2fb2f31866a614bfea36a4e97c3

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\5D3D.tmp

      Filesize

      467KB

      MD5

      81126f07ba510f8576591ca2f75cac3c

      SHA1

      9b8c9eee8b7427fa8610e918d5356c62fa1cc14b

      SHA256

      35f12a86350fcfa093e2ae5e65dc34cc28f2eb5cebcef879a39a13660fa72de7

      SHA512

      fe1a8799199bcd15cc29067567de2595169da9cc47df968d7ce4df4568422673db6ede338169567a803415e1dc8df48dcc76a84bbb1a1deb722a81af6d1ac4dd

    • memory/2696-7-0x000000002F361000-0x000000002F362000-memory.dmp

      Filesize

      4KB

    • memory/2696-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2696-9-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB

    • memory/2696-28-0x00000000715CD000-0x00000000715D8000-memory.dmp

      Filesize

      44KB

    • memory/2696-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB