Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    14/02/2024, 03:40

General

  • Target

    2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_mafia.exe

  • Size

    467KB

  • MD5

    38992c28e9f6d4b875ffe38089b1e2f0

  • SHA1

    33745e78e48909971765164146be667cfaf9c14e

  • SHA256

    650463d121a88d369aeb9b9abb456fbe2b679171a9329ebc1858ae592196ed88

  • SHA512

    49c79715fefdf517ae658957378bf7c804e98bcc8d00a260ef6c08e6e416fa166c99d8cda74b2cce75cc41dea5ccac8509c735c32b479cb31fd2b72d270b00de

  • SSDEEP

    12288:Bb4bZudi79LEHrnAZB8ulnny2ZS4bxSCCv7Ak:Bb4bcdkLEHrnu8uNPSAxjCvj

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\2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Users\Admin\AppData\Local\Temp\13CF.tmp
      "C:\Users\Admin\AppData\Local\Temp\13CF.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_mafia.exe A54A7342EBC7DED2792E4239D0CF1FACDF44FA0DE760EB4F5FCAC76B97D9F5C63ECE37A4D6CA99C831EE5A68F9E58A4382C459661C1430BC8748FABBC7211580
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2396
      • 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\2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_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:2944
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:1940

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-14_38992c28e9f6d4b875ffe38089b1e2f0_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      05fc5f024ab20cb042cc9e5f8e4ebd8e

      SHA1

      6bc302bbc10456cdceeb01ba7b9e8aac3b4e8a80

      SHA256

      8087e1bac97f8061d9ad79b6f13cbb148a2fa79bdbed4cb33b2656d7f33cd1b5

      SHA512

      0a013abfff0d24f25f1aa1dc3c0463d3c6b6fbde0b136ae9170e33a3df63c0d38dfceea5be97509f7393a08b6d528831b3af6730540f2bd53083f7d6246f87cf

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\13CF.tmp

      Filesize

      467KB

      MD5

      8818b34d8ef0dfc6b65e9c47c3188e54

      SHA1

      80942c1cd0579918b470f8206a1d776908624111

      SHA256

      21f9a8f79d4678d1963468f999fb9a90caa4f8345a978fc1688d024a61cc0406

      SHA512

      1ad5d88149d04a438320fb5fc94ee456d1ca303e5ed42c77f83199de3f15df7643636f266cb27475ba630244c48b13db59c346485e6e2f41b747d4896a163b83

    • memory/2944-7-0x000000002FE31000-0x000000002FE32000-memory.dmp

      Filesize

      4KB

    • memory/2944-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2944-9-0x00000000716BD000-0x00000000716C8000-memory.dmp

      Filesize

      44KB

    • memory/2944-28-0x00000000716BD000-0x00000000716C8000-memory.dmp

      Filesize

      44KB

    • memory/2944-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB