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Analysis

  • max time kernel
    118s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    11/01/2024, 05:53

General

  • Target

    2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_mafia.exe

  • Size

    465KB

  • MD5

    8ab84328a353ca0378f8e66f25bbddc0

  • SHA1

    4b4b4cdd7604f0d936bf38f537ceb3068b5a38ac

  • SHA256

    580bd60a0f390fab78569736ccb84aa91db94245d84a53338c2658738e7a8c7b

  • SHA512

    3f9e83042021bbdfb78d5152f34ad939f0d5bec7b968913384fc97638ca880197e016c70c13b11c400966999fed17d001b5f883a68e1477475a3e714c2699a64

  • SSDEEP

    6144:jFrJxvldL4c5ONK1xgWbd1s79+iStcwfmC69/Ra3JzM9hUNDw/w9uUhZxJUeA:Bb4bZudi79Lz9C69/RW1M9hUN/9FTTA

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\2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:928
    • C:\Users\Admin\AppData\Local\Temp\901F.tmp
      "C:\Users\Admin\AppData\Local\Temp\901F.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_mafia.exe 158728A82E343140885F42674D2A57C447514F26EDBD5D2A48A552F51B4413D2E0CE74584C8F929F9B2924C24BE18E2C4A9E4680AE12179DAF812AC8B4396A4E
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2612
      • 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\2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_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:2112
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-01-10_8ab84328a353ca0378f8e66f25bbddc0_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      97134e567e9cb76d798a947f5fb17b7a

      SHA1

      b8ec8b9e1daca0882514a435459af81ca698a93f

      SHA256

      77baef73c48040d51844611bc9886a39a6daebd5f384fa2a6dc329c7a337bca7

      SHA512

      e8345fa3ddb6fcea2fc380a3a4fa97c80958ca63a9498046012553a2db28595b3c016bbbae9d65319a228a90a171a3717887bbe6e2c7984e0f867af4a701b25a

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\901F.tmp

      Filesize

      465KB

      MD5

      d3ef1ba97b5948c19ca8de74e8e12253

      SHA1

      0e8e6006962d4bce463ac0da3d501029a5f348cc

      SHA256

      4881d4b7ef799a18511316ae0bca9c8ad64e3e91e476243fdcd36daf57e3944d

      SHA512

      b9cdc37cd334933d3a6d7cbfd4383717230a58e5ae81135305ada87b2ca906b9bf7879c96731d2e416deee4ec77e6c1e31b40df8c5a4d6736c21f8118f783651

    • memory/2112-7-0x000000002F1E1000-0x000000002F1E2000-memory.dmp

      Filesize

      4KB

    • memory/2112-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2112-9-0x00000000717FD000-0x0000000071808000-memory.dmp

      Filesize

      44KB

    • memory/2112-28-0x00000000717FD000-0x0000000071808000-memory.dmp

      Filesize

      44KB

    • memory/2112-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB