Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2024 16:18

General

  • Target

    $PLUGINSDIR/license_BL.rtf

  • Size

    80KB

  • MD5

    007d1fccfd621cf3a8a829b1103c5f62

  • SHA1

    8f42d5f6644f933091ead409f414505ddf9789ae

  • SHA256

    cc6534428c6239f68d39ec82d1325c24e17e7e8085acd36ba1a61bbe22c4d4f6

  • SHA512

    0e03304c05f002e2bbd4321794b53da7bc37a4d55f56599e742d03b000fcf39435892d73f0947b3e885c15d7e1c3aee6c6f19228b41df9411ddca2c694d8f970

  • SSDEEP

    768:+M6bkuFuQAF6XcONYwIcCNftkpLvRYMHX6YXL5UMHX6YhL5UMHX6YyLvRYMHX6Ya:ZyBcDe+vISM93jWPUUOR

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_BL.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:2544
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2700

    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

      a795e3f9cf1606c7870a100cc9d3bff0

      SHA1

      97daeb883a196c70eaf1b50927676650d9da0f5b

      SHA256

      a328cf75bb4211a5699c0ae1940717b4e8b8b14da4e7a7ae39c64a751082c91d

      SHA512

      63deb63ad484a0e54b2f6962e1ba9abbb549738b3192dcd9d8fc2aa43361f95132d9907418f5ec80219c5f4927cf5a0de7110b5e41cc009ca600299e3d6519a5

    • memory/2544-0-0x000000002F161000-0x000000002F162000-memory.dmp
      Filesize

      4KB

    • memory/2544-1-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/2544-2-0x0000000070CFD000-0x0000000070D08000-memory.dmp
      Filesize

      44KB

    • memory/2544-11-0x0000000070CFD000-0x0000000070D08000-memory.dmp
      Filesize

      44KB

    • memory/2544-32-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB