Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240220-en
  • resource tags

    arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2024 14:17

General

  • Target

    SecuriteInfo.com.Exploit.CVE-2018-0798.4.16516.17508.rtf

  • Size

    4KB

  • MD5

    2d6060a66195cf2a68d79606b5eae8f8

  • SHA1

    426a17bf4ec7f5eb61ca038032fdea22ec401379

  • SHA256

    967059c927f066a79905cf5a2f99562ca72409238322098e8ac93c905e75a1af

  • SHA512

    55f0c46bd8fa99604238b06e5bd8737574d69f12b6e52adc3b253805952616f3e7da0a7aa179c1a8bd1d3b07fcab1a49ddd4bbd057c34ca8fb957c78b8269754

  • SSDEEP

    96:QLl3HYpkWq2Ngv+yp5UglURVkFvHADrseco7VLo6EEGrvJAt5PbANI:iloisN6p59loSFCsA7VREEGrRQ5PbAu

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 5 IoCs
  • Drops file in Windows directory 1 IoCs
  • Office loads VBA resources, possible macro or embedded object present
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • 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\SecuriteInfo.com.Exploit.CVE-2018-0798.4.16516.17508.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:1740
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2568
    • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
      "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
      1⤵
      • Blocklisted process makes network request
      • Launches Equation Editor
      PID:2784

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      Filesize

      20KB

      MD5

      fff4df8367f17801d98a4de433de2fdd

      SHA1

      13931288076f2e178d6b6958a6d7dcd03c0c0b50

      SHA256

      14173114932ab33fb10dab7c07586a19d5c918a79f03da78d5b6cf965eb98f52

      SHA512

      d94aa9c3b2c19cd293dedf39d1a87f968b6e1cbb09b6fb67b1a6f4a6a600d97831c8fdf98ca4808a08b7bbd930c8b7614f41ccb47608c6d8450bba6d0f6cf033

    • memory/1740-0-0x000000002F2F1000-0x000000002F2F2000-memory.dmp

      Filesize

      4KB

    • memory/1740-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1740-2-0x000000007113D000-0x0000000071148000-memory.dmp

      Filesize

      44KB

    • memory/1740-12-0x000000007113D000-0x0000000071148000-memory.dmp

      Filesize

      44KB

    • memory/1740-30-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB