Analysis

  • max time kernel
    120s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    20/01/2022, 08:02

General

  • Target

    f3bf04bfa6c87ee6e8f66fce0b5fac59.xll

  • Size

    1.7MB

  • MD5

    f3bf04bfa6c87ee6e8f66fce0b5fac59

  • SHA1

    ccd946fa6eed9551ac8f7f0139d8587bb878007e

  • SHA256

    2045ecc425209bfc5e090d868856afe74cf0cb13dc63f8a00b656aac3fe438ea

  • SHA512

    95eaeac78d60d5a920542286e70b82e268475f072d690c1b26b166cf7e4ade9f800c4ec911c002473281f2e002a47489cab333390952510db0a361563b65844a

Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\f3bf04bfa6c87ee6e8f66fce0b5fac59.xll
    1⤵
    • Loads dropped DLL
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:1572

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1572-54-0x000000002FD41000-0x000000002FD44000-memory.dmp

    Filesize

    12KB

  • memory/1572-55-0x0000000071881000-0x0000000071883000-memory.dmp

    Filesize

    8KB

  • memory/1572-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1572-57-0x0000000076911000-0x0000000076913000-memory.dmp

    Filesize

    8KB

  • memory/1572-59-0x000000006D0E1000-0x000000006D0E3000-memory.dmp

    Filesize

    8KB

  • memory/1572-60-0x000000006CF71000-0x000000006CF73000-memory.dmp

    Filesize

    8KB

  • memory/1572-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB