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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
    20/02/2024, 05:24

General

  • Target

    2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_mafia.exe

  • Size

    467KB

  • MD5

    0b3c8ea06ce67a5d51937cfb5f97e601

  • SHA1

    612bfea2566d31ebb249a53e5d11feebf66580e1

  • SHA256

    c80dd47af582147b7c446635658d09a67a4202fde42c66ccac1afb4e7befb1df

  • SHA512

    73b0da80cb4f7b12d26e82a0782e4c8895642450b70d856a54c068a363c795e56c35fd606fa5fca2fda436996a661664505ac1b3ac44fc100992cd49b9334d78

  • SSDEEP

    6144:jFrJxvldL4c5ONK1xgWbd1s79+iStz3fy9/9ZLLvQ1zaThKESz0mRh7OAHOXuwDX:Bb4bZudi79LsvOZ/YgTkz/TfHnKPAk

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\2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\495F.tmp
      "C:\Users\Admin\AppData\Local\Temp\495F.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_mafia.exe DF5C6AB7A29021F0236ABCC0155109EB5090333D511221E8FAF7176B2E8E77014D1B3C4E37ADF311C4F120ABC5C61CD3481A1C26E7B9D266EA35DA4B3923EFFD
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:1056
      • 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\2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_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:2456
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2400

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-20_0b3c8ea06ce67a5d51937cfb5f97e601_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

    • C:\Users\Admin\AppData\Local\Temp\495F.tmp

      Filesize

      467KB

      MD5

      b9e943eb5d6fcf15d1472f1f0d441a68

      SHA1

      18dad9eca904e2414d433b7fb4ef7754794c24c6

      SHA256

      be42a0a739aec46ff288ab55eeaedc9f72a07730cab4282d407c9c45afd47f04

      SHA512

      65bd6ee5ac065b7edd357a535747c5502993d360ff2b1d1f1c58730cee1ac10965513b28e5c3dbfa427c33e55bb65015a193f02b2c959f074523cf74f37e5f47

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

      Filesize

      20KB

      MD5

      a94cd02580dfe298a609806d99bd7896

      SHA1

      6c2d53f0942c4a0abeb7acebacfa97261f5ed6db

      SHA256

      65a4b441adad365a419c2fd8bc4b08890738e55392e025c410a310da4acbc39d

      SHA512

      06bc7c3d8f2358a07d72b6e7467d1dd21ff7ab70b2b4cb6d0eabafcab9d9ca56bc420f8dfb28e5e827a59235a8604fe0721a7185751a01b615d1347246f048ae

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/2456-7-0x000000002FC81000-0x000000002FC82000-memory.dmp

      Filesize

      4KB

    • memory/2456-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2456-9-0x0000000070A9D000-0x0000000070AA8000-memory.dmp

      Filesize

      44KB

    • memory/2456-28-0x0000000070A9D000-0x0000000070AA8000-memory.dmp

      Filesize

      44KB

    • memory/2456-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB