Analysis

  • max time kernel
    100s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    14-10-2022 20:54

General

  • Target

    f00909096266a06cccebf11ccfb9345c9690158796f84d4da0605106b06d6f56.xlsx

  • Size

    684KB

  • MD5

    0b7fc262414c87c5953b603fca9f4c86

  • SHA1

    21048e0036d8589842fef9037f5eb1ce9f89cfa4

  • SHA256

    f00909096266a06cccebf11ccfb9345c9690158796f84d4da0605106b06d6f56

  • SHA512

    a686e6da321fdf884472e57658826ef81d07ad019bbe3e4c88e8d0589c89ea8eb0222d0f0302fb57a565198a05dbf10cb5bb8d5a3bdc5fcd39cbf816bcecf0e4

  • SSDEEP

    12288:6307Fvz63S6Dcs+jBCU0v5COGlw2Tb632Mzm51/w/WDtI+Q:sfW0dE1tTb63O5JcWBJQ

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Launches Equation Editor 1 TTPs 1 IoCs

    Equation Editor is an old Office component often targeted by exploits such as CVE-2017-11882.

  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 3 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\f00909096266a06cccebf11ccfb9345c9690158796f84d4da0605106b06d6f56.xlsx
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:1488
  • C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE
    "C:\Program Files (x86)\Common Files\Microsoft Shared\EQUATION\EQNEDT32.EXE" -Embedding
    1⤵
    • Blocklisted process makes network request
    • Launches Equation Editor
    PID:1524

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1488-54-0x000000002F841000-0x000000002F844000-memory.dmp

    Filesize

    12KB

  • memory/1488-55-0x0000000071B31000-0x0000000071B33000-memory.dmp

    Filesize

    8KB

  • memory/1488-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1488-57-0x0000000072B1D000-0x0000000072B28000-memory.dmp

    Filesize

    44KB

  • memory/1488-58-0x0000000076681000-0x0000000076683000-memory.dmp

    Filesize

    8KB

  • memory/1488-60-0x0000000072B1D000-0x0000000072B28000-memory.dmp

    Filesize

    44KB

  • memory/1488-61-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/1488-62-0x0000000072B1D000-0x0000000072B28000-memory.dmp

    Filesize

    44KB