Analysis

  • max time kernel
    104s
  • max time network
    134s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/04/2025, 14:44

General

  • Target

    supraoesophagealYdF.exe

  • Size

    231KB

  • MD5

    3826d6e4578b3fcf87accf5b7979103d

  • SHA1

    47aa90bb8ac56a4a697e6750a4a980669d36a8aa

  • SHA256

    7352af121cb003e2da20897a5da8f3bbb74e15294bbbb6223344318fb731f93a

  • SHA512

    a88f1f13f9d2e1d63dac4266c65f8b5c8fc1e3b6aec8264924f3400ca63f5ce25eca041d2f092cbcab5a5b00f94131df15c741bc6b17dd162a0b309a97187942

  • SSDEEP

    3072:BNwCrquaP24/h7Q22oWvjWn+V4t4jrv34CovCWfhalxqlemcosuF07SCv:/UhAoAZoLfhavql9copFBCv

Malware Config

Extracted

Family

koiloader

C2

http://217.156.66.15/gnathopoda.php

Attributes
  • payload_url

    https://studiolegaledesanctis.eu/wp-content/uploads/2024/07

Signatures

  • KoiLoader

    KoiLoader is a malware loader written in C++.

  • Koiloader family
  • Detects KoiLoader payload 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

Processes

  • C:\Users\Admin\AppData\Local\Temp\supraoesophagealYdF.exe
    "C:\Users\Admin\AppData\Local\Temp\supraoesophagealYdF.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:4952

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4952-0-0x0000000001280000-0x000000000128D000-memory.dmp

    Filesize

    52KB