Analysis

  • max time kernel
    122s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    05-03-2024 17:08

General

  • Target

    $TEMP/license.rtf

  • Size

    15KB

  • MD5

    a68888617e49a38ecdc9d37d4ad4bb0f

  • SHA1

    8ead5f3a07309bd43d4a7d3050816daa3eb794ba

  • SHA256

    b64310f29eeaf0f12c84c015b76af682a1904a4e25a9dcf3619a579d1315dca7

  • SHA512

    f8120ba06f7fa6c3f6e9e56be21d80deec2e8563fdebb168f9fa16cfe36cbdf84d78d5f750056b82bc6e9653104840f58a6e56cf69e25c60bd8fb64a64d3117f

  • SSDEEP

    192:doyiN7vCHjJnNCN2N6Sc9wnsmjeA9WxAWRVEzSEfcrYEQxTHzridjlpNoj6RVIQj:OyU4CUoensmmxau0HCxpM6R+QDVsMx

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\$TEMP\license.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:2184
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2648

    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

      7618a76c05a6adb17e16cbf0048bbbab

      SHA1

      cf9a5756c5bc706e221ae74492c02f235b8d831a

      SHA256

      bec89525ad25a84070bc852f794fea9f37532472c9352d9d92d33696c03a942e

      SHA512

      abad459d73db06dfa6c20e29ac779f3bb209009a3ae2ecb71768a0b00ce430c9826e6d0b05fffecef0139e4ee5793cd06a97acb61a8ce18a451eca2f817e8bf7

    • memory/2184-0-0x000000002FA51000-0x000000002FA52000-memory.dmp

      Filesize

      4KB

    • memory/2184-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/2184-2-0x0000000070FDD000-0x0000000070FE8000-memory.dmp

      Filesize

      44KB

    • memory/2184-11-0x0000000070FDD000-0x0000000070FE8000-memory.dmp

      Filesize

      44KB

    • memory/2184-29-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB