Analysis

  • max time kernel
    140s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 17:27

General

  • Target

    3a52d78eb05c20e2cc8e3d323657e5ebeb3d94b6e498dd285f1c50f8db6ac8d1.doc

  • Size

    62KB

  • MD5

    25551c671ff8b01aca57a07adfafe9dc

  • SHA1

    20d6ddb49b27c4b9cef9d844f89e36e413289aa5

  • SHA256

    3a52d78eb05c20e2cc8e3d323657e5ebeb3d94b6e498dd285f1c50f8db6ac8d1

  • SHA512

    256cf2c7d143f75836fe2320ee47173e6993e90ed15b8268ae1f5595d2056dfe4749e42f0a2b35a8d50c661b047f2853bdb310c11f9a8788fd4fe1a9ed393dd6

  • SSDEEP

    768:FEHR2kbBkvgVI3XrjdalSOPpwpafwhcuizcy5UEce5DhqAxZQvIXOru:FELbBfoa8aIZEckhzCS

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\3a52d78eb05c20e2cc8e3d323657e5ebeb3d94b6e498dd285f1c50f8db6ac8d1.doc"
    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:1416
    • C:\Windows\splwow64.exe
      C:\Windows\splwow64.exe 12288
      2⤵
        PID:1188

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Modify Registry

    1
    T1112

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1188-60-0x0000000000000000-mapping.dmp
    • memory/1188-61-0x000007FEFBB41000-0x000007FEFBB43000-memory.dmp
      Filesize

      8KB

    • memory/1416-54-0x0000000072661000-0x0000000072664000-memory.dmp
      Filesize

      12KB

    • memory/1416-55-0x00000000700E1000-0x00000000700E3000-memory.dmp
      Filesize

      8KB

    • memory/1416-56-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB

    • memory/1416-57-0x00000000762D1000-0x00000000762D3000-memory.dmp
      Filesize

      8KB

    • memory/1416-58-0x00000000710CD000-0x00000000710D8000-memory.dmp
      Filesize

      44KB

    • memory/1416-59-0x00000000710CD000-0x00000000710D8000-memory.dmp
      Filesize

      44KB

    • memory/1416-62-0x0000000000595000-0x0000000000599000-memory.dmp
      Filesize

      16KB

    • memory/1416-63-0x0000000000595000-0x0000000000599000-memory.dmp
      Filesize

      16KB

    • memory/1416-64-0x000000005FFF0000-0x0000000060000000-memory.dmp
      Filesize

      64KB