Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240508-en
  • resource tags

    arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
  • submitted
    13-06-2024 10:12

General

  • Target

    cotizaciòn.xlam

  • Size

    712KB

  • MD5

    19490cb1b6c17efb725a62291466b702

  • SHA1

    2f3abd1980398f9a96206413e91a79e3251e4333

  • SHA256

    a87c8f2063f2ba073b676186e9a46f46ba2c33f60db346ebca20543ff54715e2

  • SHA512

    ee9810c0eb2ae9d01d3908da8f48c1ba4f23f70b46471852cc5eaf6a6d3b60f1dec13382fd9de4736cce91f57c396a4ec6b99786469f5bbfbd5d07d659a41b01

  • SSDEEP

    12288:fDewtpI5cmqGGRcay1lP8RIuUyWO7swQlzP/u1wK1uV5jWAexg37h2S/3L5yiayI:rTtpI5cIdr1uRIuKwG2mKUzjW3xgLn/Y

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 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\cotizaciòn.xlam
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2400
  • 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:2560

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2400-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2400-1-0x0000000072ABD000-0x0000000072AC8000-memory.dmp

    Filesize

    44KB

  • memory/2400-2-0x0000000072ABD000-0x0000000072AC8000-memory.dmp

    Filesize

    44KB

  • memory/2400-4-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2400-5-0x0000000072ABD000-0x0000000072AC8000-memory.dmp

    Filesize

    44KB