Analysis

  • max time kernel
    285s
  • max time network
    34s
  • platform
    windows7_x64
  • resource
    win7-20230220-es
  • resource tags

    arch:x64arch:x86image:win7-20230220-eslocale:es-esos:windows7-x64systemwindows
  • submitted
    27-03-2023 16:15

General

  • Target

    Victoria537/Help/Русский/whatsnew.rtf

  • Size

    240KB

  • MD5

    9f5fc0015ace5bcb72d208c8cc53663a

  • SHA1

    f07ee8c118cf835963507a04e083da6bfce22658

  • SHA256

    119300ad57fe8b92c7e6cfbd0621b39d9c65833bea92d075b4f22bfc295b7f06

  • SHA512

    13121a6f53b7ed306aef686ef765ae16f6d34104402c7bb33f6c4a7080bd0234b1447b8d0afff85b3c60f59f6fbf020b498da39b762ba04bef56e51d1fbff3de

  • SSDEEP

    768:GGuuSeFet3aC1Zbufh2GHq9mSpHCpqOmao6k2QIkK/pI6vJAClZxCkIfbRithvQt:ueq/6khuXNuzn+yyxqib1bYWpxS7BH

Score
4/10

Malware Config

Signatures

  • Drops file in Windows directory 1 IoCs
  • 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 use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • 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\Victoria537\Help\Русский\whatsnew.rtf"
    1⤵
    • Drops file in Windows directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1760
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:836

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

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    Downloads

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

      20KB

      MD5

      69b2afec47b78c04c49239d56c7dd5d2

      SHA1

      85f30a34baaf063c360c9eff89c28b2bdd59d098

      SHA256

      9e15f31e9b41863b67bc23e3ee3b7178824473fbae98db03524a3b9da5b688bb

      SHA512

      b948b1ac8ddce5c3154d7fd9722fe8f5cd8a4c0066dbc3a34ca53e63da329f9460fe9e2f800e3aed1af88fcc845a150cd9efd9709f7645f5cea9313d9d7f5d13

    • memory/1760-54-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1760-83-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB