Analysis

  • max time kernel
    118s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    04/07/2024, 17:36

General

  • Target

    WA_Readme-3.6.31.0_Beta.rtf

  • Size

    314KB

  • MD5

    decc74ae0f71d5322976d9e53bc326f6

  • SHA1

    51e6cd5f1639c041f65db979309baeca8c2e5584

  • SHA256

    abf446e73fec111da2989354d8556f9ae7c5f19780b3b8f14febd2161f3da73b

  • SHA512

    61ecc08cf54f159c54d21cbe92fd8de3a0812bb49851aedea254580cf2c9d3cedaf318ffc624b9d444f0e4aeac2067fda65115b8bb8fc8ff9fc4d95e60b8206f

  • SSDEEP

    3072:xOy0OBK5KFPtmTFmaOYq+kWZexyY5q1/4KUtU0uM+m/AnZALH3Q:xl+5EPWFmaU+keex15qh4K+/EsQ

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\WA_Readme-3.6.31.0_Beta.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:2240
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2552

    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

            a0e6109f2d66ca1d0b52d61493009eb5

            SHA1

            18e44d3c7d26d8994d9bbe3c3cd411a0a262e81f

            SHA256

            8093a6438b244fd8118ada41fa068c1096808029b30252872aecd52bb3dbac07

            SHA512

            6421b34fc40b8142a4e995719d1e1ac610b97b20ba26bbe20328911ba1529f80cd4a26013df516ec3ed96a87b36e19d66efc65ff20f48dc1172b69682c98685a

          • memory/2240-0-0x000000002F921000-0x000000002F922000-memory.dmp

            Filesize

            4KB

          • memory/2240-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB

          • memory/2240-2-0x0000000070BDD000-0x0000000070BE8000-memory.dmp

            Filesize

            44KB

          • memory/2240-11-0x0000000070BDD000-0x0000000070BE8000-memory.dmp

            Filesize

            44KB

          • memory/2240-32-0x000000005FFF0000-0x0000000060000000-memory.dmp

            Filesize

            64KB