Analysis

  • max time kernel
    122s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12-01-2024 05:58

General

  • Target

    2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe

  • Size

    465KB

  • MD5

    457a548a79783471861ecfc2174d8b8d

  • SHA1

    c8204e255761977e1f9011fe15e173cf32a05b6c

  • SHA256

    1791eb436d683af4a9b47714b65b55744417e5d9ff09c71d4112ed09f8be1a11

  • SHA512

    edc7b87aafc9ac9a92cf4f169958dcdfd0e9bbd585bc743ceb101617670ca126c6feb28072775b1a9e3113dbd4ad41b000152e574928adbb7fc6d0738cf7ff97

  • SSDEEP

    12288:Bb4bZudi79LmaEHp+RHCfegH+WotC4O3pCA:Bb4bcdkLmVQ07+Dtbe

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\12B6.tmp
    "C:\Users\Admin\AppData\Local\Temp\12B6.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe B76DF0C585C808CBF9E5D3E34320D72F1210399CC2B2F6A23C7E241CD719BAC3CF49D8746CE778FF32E8EFFF305D05F0F2023F9A28CE2FBCD5E1B44D734C4C84
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:2404
    • 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\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.doc"
      2⤵
      • Drops file in Windows directory
      • Modifies Internet Explorer settings
      • Modifies registry class
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1728
      • C:\Windows\splwow64.exe
        C:\Windows\splwow64.exe 12288
        3⤵
          PID:2552
    • C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe
      "C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.exe"
      1⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2988

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\12B6.tmp

      Filesize

      465KB

      MD5

      0306b8118f8cdc333a8674afa85eef35

      SHA1

      2ffd53613e1423c9f57acc921b6b06c92252a67d

      SHA256

      0c9de7977806b9ea98eb7abdc9787bcb05818b895434fc885b315896d7fa5432

      SHA512

      f2f6351ef3a2599808ca3cfb446a8cf7777a20b7fc2109e64dce736913b731875a9dac3ca2ff1c06c1181b77b15c2bd036bb7e262b2c862be82df11f2d3e11e5

    • C:\Users\Admin\AppData\Local\Temp\2024-01-11_457a548a79783471861ecfc2174d8b8d_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      675339342e881f8842e51645a5ace94b

      SHA1

      5947eef9795c176896a72090b03b37efa435b8df

      SHA256

      69a2b28d269f67e236bd3f84afc60955776e41d706e40c22a64e998d1c158917

      SHA512

      cd1d34f4f288490ed4405f53640103bc73f729677a27ae60eb2a9352f56cafc5020b047afc71a037e89c41daaac3ee31155a535249e7f06f7512165aa3d10a1d

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/1728-7-0x000000002F271000-0x000000002F272000-memory.dmp

      Filesize

      4KB

    • memory/1728-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1728-9-0x0000000070F0D000-0x0000000070F18000-memory.dmp

      Filesize

      44KB

    • memory/1728-28-0x0000000070F0D000-0x0000000070F18000-memory.dmp

      Filesize

      44KB

    • memory/1728-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB