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Analysis

  • max time kernel
    130s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    28/01/2024, 01:22 UTC

General

  • Target

    2024-01-28_00296d2b7030c588f0cab2796e81f82a_mafia.exe

  • Size

    465KB

  • MD5

    00296d2b7030c588f0cab2796e81f82a

  • SHA1

    4d85b4cc826409ab51ca3ff8fcd1c01fce3f3895

  • SHA256

    833cf725fbf9b20b5a92be36b6da386755fc9b76e882b7acf48024ce404d42c2

  • SHA512

    5e0db520e663b7f9722c063bb0ef1faad39112ed84718022014e0b40bd2da9322e644a5a9b05c309f90602077eeb92f0c2fa650b8f3e8b5bab9e59cbbc981f39

  • SSDEEP

    6144:jFrJxvldL4c5ONK1xgWbd1s79+iStP7qVz4YyydfLfhmhzTFjppd/JFuomA9XA3p:Bb4bZudi79LYC7kzp9fJf9XCuxA

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\2024-01-28_00296d2b7030c588f0cab2796e81f82a_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-28_00296d2b7030c588f0cab2796e81f82a_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2816
    • C:\Users\Admin\AppData\Local\Temp\ED4C.tmp
      "C:\Users\Admin\AppData\Local\Temp\ED4C.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-28_00296d2b7030c588f0cab2796e81f82a_mafia.exe EC87B98229AC4C8646D9771F7DA112CCD276B1FF72AB08E224D6946B03F5FCE41193595ED8511FA93EDEF185765CD4664357D1B94109A205267B95B85837ED6C
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2792
      • 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\2024-01-28_00296d2b7030c588f0cab2796e81f82a_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:2884
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:1656

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-01-28_00296d2b7030c588f0cab2796e81f82a_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      da35391a7a7dd44d469707f315845728

      SHA1

      d55ade976cab040ceea449b8ee9d44c93d173603

      SHA256

      b117d373d6667e7dfa33a01247d65a0f566a9a4615fb3214c0812524e40d6650

      SHA512

      9861d969447271ff663bcc7adf615aea712234138534dbe60d8ee4d7eaa01a1de26a877ae304d4e1b0526701ec8ba11160c9fd5dcdc3488b4f8db7c109a0d9ae

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\ED4C.tmp

      Filesize

      465KB

      MD5

      525db7f20789b96a968598be524dc113

      SHA1

      ae72a1ca63f001d909b3bfcb5aeb667cf0ebdcb3

      SHA256

      6536a6b450216cb8261ac279e38d8960e816df3e1451e676d9cd99441e4d2339

      SHA512

      fb0c2ae2728b32ca5871bc6b8a0cf3b8aa747685546f377bc243d871e45c77306bd5f813567124273814c066e0730e3e704af26e0aaf3161515a4bae2312c1ca

    • memory/2884-7-0x000000002FF31000-0x000000002FF32000-memory.dmp

      Filesize

      4KB

    • memory/2884-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2884-9-0x0000000070E2D000-0x0000000070E38000-memory.dmp

      Filesize

      44KB

    • memory/2884-18-0x0000000070E2D000-0x0000000070E38000-memory.dmp

      Filesize

      44KB

    • memory/2884-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2884-44-0x0000000070E2D000-0x0000000070E38000-memory.dmp

      Filesize

      44KB

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