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Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    18/03/2024, 17:02

General

  • Target

    $PLUGINSDIR/license_BL2.rtf

  • Size

    80KB

  • MD5

    fdc60cc84c038752f00da95ef86a108c

  • SHA1

    a4aa24446386f76c86709838c0c01ec6be848d30

  • SHA256

    af454433a46db5c9fb8810ca9ff029a9e04af0d01c418e44cf0d79f805104c02

  • SHA512

    c4948551d958c60a0d5e90160a177404427ee80cd99e08f8618c6148fa737172674085ac2fa82ccf75714f1ab30c3d24244c3b00f71e5eca9d82f991209991d5

  • SSDEEP

    768:+M6bkuFuQAF6XcONYwIcCNftkpLvRYMHX6YXL5UMHX6YhL5UMHX6YyLvRYMHX6YE:ZyBcD+H+ehZARIeX4V

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\$PLUGINSDIR\license_BL2.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:1132
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2776

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

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

      Filesize

      20KB

      MD5

      4b4c9935eeff0df8ba46f9ebd8961f84

      SHA1

      a6ac8ced7c5593426e8442517f63b92dcf7d430b

      SHA256

      d64bcdcf57343bc52181440aead8b5d0c43c23ce975a05c586f35cd5cfa32a47

      SHA512

      305f1c9d7b566669e18a79c69b15727dee71190994f1686889827c8b58a30b6d1d15b8c329b4bbf79cf46b3b67240fead428b4d965d030a37d404dde780ede91

    • memory/1132-0-0x000000002F651000-0x000000002F652000-memory.dmp

      Filesize

      4KB

    • memory/1132-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1132-2-0x000000007198D000-0x0000000071998000-memory.dmp

      Filesize

      44KB

    • memory/1132-11-0x000000007198D000-0x0000000071998000-memory.dmp

      Filesize

      44KB

    • memory/1132-32-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB