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Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    27/02/2024, 21:27

General

  • Target

    2024-02-27_3fd390f7dd293829141fd8847769adb3_mafia.exe

  • Size

    467KB

  • MD5

    3fd390f7dd293829141fd8847769adb3

  • SHA1

    3d0b920dcd76df131ba9408e3c9151fa13d6e89d

  • SHA256

    db16d9d50538c9d2e105bc69994e83bee6744ec4e10995ecd019f387d559ed3d

  • SHA512

    f2d690b0f82a12dd70c6f0f75bfdfd642e43295db73dabdf6d2569f924d5694fbdc315de1b63931fa280e4644f63c50993b63c91954c622b790de67fb6c5687b

  • SSDEEP

    12288:Bb4bZudi79LG8E66lXWP5kjVyIV0UDJ8trA5XAk:Bb4bcdkLbE64OCetr2H

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\2024-02-27_3fd390f7dd293829141fd8847769adb3_mafia.exe
    "C:\Users\Admin\AppData\Local\Temp\2024-02-27_3fd390f7dd293829141fd8847769adb3_mafia.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1968
    • C:\Users\Admin\AppData\Local\Temp\1FC0.tmp
      "C:\Users\Admin\AppData\Local\Temp\1FC0.tmp" --helpC:\Users\Admin\AppData\Local\Temp\2024-02-27_3fd390f7dd293829141fd8847769adb3_mafia.exe A4CF55D4D65F47AA6A20412353D0B4CA050E284A85F4FDDF6F5D29209EE6CFE222CBFF1B61CE2C5126AD0A3F299DA77C77431F56041DA0578660D79B51F5F44F
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: RenamesItself
      • Suspicious use of WriteProcessMemory
      PID:2764
      • 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\2024-02-27_3fd390f7dd293829141fd8847769adb3_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:2512
        • C:\Windows\splwow64.exe
          C:\Windows\splwow64.exe 12288
          4⤵
            PID:2452

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\2024-02-27_3fd390f7dd293829141fd8847769adb3_mafia.doc

      Filesize

      35KB

      MD5

      a6b03fc9e5439b7504ba08010a960962

      SHA1

      e93a74f35ac1ed020158642eb1f2087fd31fc7c6

      SHA256

      b3b306a9618a08a003443e00e8ce2fcb14040775c3aeadc11cf120668e98dff1

      SHA512

      decbe4fa7eec0833a27acbde8b4de099124aa42e551f710fb615e6fc5aa0056ce9e44fc282e4930b1a669a1e012700b2c79cebc8a7b8ee4c66cfc29c800cddd0

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

      Filesize

      20KB

      MD5

      57fabc2061adcf502e09458c92eaec17

      SHA1

      ef6f949cc75121cac0a57b41cec6b00a4ecedf3d

      SHA256

      5416d414f2369227bbdcdf1c74754c4cdb23e468605443c410b5b6b9a127b158

      SHA512

      5498ce724ae15e775c59c781df6da939c54e9fdce536b438281c87a56e3f1cbf538df84e5436858d461970df3383fca24091ef289fb910f7e5d42f05d8174eb7

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

      Filesize

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • \Users\Admin\AppData\Local\Temp\1FC0.tmp

      Filesize

      467KB

      MD5

      4cf88a93d8b433cda0c4c611f3f4e87d

      SHA1

      f8a1c4601908a02065eeb73315bac27ecc049350

      SHA256

      2e1b035f582e291a3184155bc4485735884c1b69594afbe924b3561a9bb1ae81

      SHA512

      bce71a94a1dfd5410f282e6678753c43083fd8d6752206e73bf5faf24a064f83b11cf6f1b0552c03772d51b5f5de61f5991c8c08d368ca20e43b2911f2b5013b

    • memory/2512-7-0x000000002F791000-0x000000002F792000-memory.dmp

      Filesize

      4KB

    • memory/2512-8-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2512-9-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB

    • memory/2512-28-0x0000000070C3D000-0x0000000070C48000-memory.dmp

      Filesize

      44KB

    • memory/2512-43-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB