Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    27/01/2024, 06:31

General

  • Target

    $PLUGINSDIR/license_rr.rtf

  • Size

    28KB

  • MD5

    5cbcfdf6dba0b92aaeef61de113e1d57

  • SHA1

    438407cbea0184258a96fabd1b73d4c97389974f

  • SHA256

    3fd075e818ebea8d955a7bd19808fa41297fcaee13f08f18815f1f091ec29215

  • SHA512

    7196437ed731cf9b9847266e64b1e99c8ce9b5afcc5a2650882ac6543a70bf370df26c9f6148feade80e9e8b11d0035936b3edaf1c6b98d5420459fb9e6e3f9a

  • SSDEEP

    384:WMGugFH3F1sxxaZzTBOLVkQkQiDWuQ63ooqqrob8ZH0jtTzdZXLRy5:OH3F1sxxaBNGiiuQ7onrowHotTzje

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_rr.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:1268
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:2644

    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

      36d8021c85ea1006c67f3b40b8a114d3

      SHA1

      9e818c2f328c6c8d728459fdc2d1325a92fb81e2

      SHA256

      273abc6002a52f50120a1a802de36ec73ea6d21641411c9006abbb28eb1bf7b9

      SHA512

      f578b240a6b03ed7b28b2dc989dce188610b1e4a9283469f6913e9531cb27297476010dcfa7d8609bb11da9b26c44538fada31da39186f08a0597a68b39e7696

    • memory/1268-0-0x000000002F441000-0x000000002F442000-memory.dmp

      Filesize

      4KB

    • memory/1268-1-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB

    • memory/1268-2-0x00000000710AD000-0x00000000710B8000-memory.dmp

      Filesize

      44KB

    • memory/1268-11-0x00000000710AD000-0x00000000710B8000-memory.dmp

      Filesize

      44KB

    • memory/1268-32-0x000000005FFF0000-0x0000000060000000-memory.dmp

      Filesize

      64KB