Analysis

  • max time kernel
    445s
  • max time network
    1168s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240802-en
  • resource tags

    arch:x64arch:x86image:win11-20240802-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    02/08/2024, 18:41

General

  • Target
    voyeuseT1.exe
  • Size 223KB
  • Sample240802-xb2r9avgln
  • SHA256 010337998810c5415119965fe4c71b277af7b34f2357c8f2026f5f2a01ef50ab
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • koiloader

C2
  • http://146.103.41.195/flirter.php

Attributes
  • payload_url

    https://www.andreasalini.com/wp-content/uploads/2019/12

Signatures

  • KoiLoader

    KoiLoader is a malware loader written in C++.

  • 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\voyeuseT1.exe
    "C:\Users\Admin\AppData\Local\Temp\voyeuseT1.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    PID:772

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/772-0-0x0000000000CE0000-0x0000000000CED000-memory.dmp