Overview

overview

7

Static

static

3

YuukiPS_2....up.exe

windows11-21h2-x64

7

$PLUGINSDI...em.dll

windows11-21h2-x64

3

$PLUGINSDI...gs.dll

windows11-21h2-x64

3

yuukips-launcher.exe

windows11-21h2-x64

6

Analysis

  • user interaction
    yes
  • max time kernel
    74s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    20/07/2026, 04:36

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General

  • Target
    YuukiPS_2.0.15_x64-setup.exe
  • Size 4.5MB
  • Sample260720-e8bcfsez3k
  • SHA256 7acb92c9349d251a199de8e7cc16c96c1bc969c3225062a1c7097fa1be45eac6
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
discovery

Malware Config

Signatures

  • Loads dropped DLL 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

    discovery
  • Drops file in Program Files directory 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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.

    discovery

Processes

  • C:\Users\Admin\AppData\Local\Temp\YuukiPS_2.0.15_x64-setup.exe
    "C:\Users\Admin\AppData\Local\Temp\YuukiPS_2.0.15_x64-setup.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    PID:4920

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        yuukips-launcher.exe
        • Path C:\Program Files\YuukiPS\yuukips-launcher.exe
        • Size 9.9MB
        • SHA256 630e1af0ff2eb9e8312733a66519a3f8ca221bb2f91596eb22597084ff55d319
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        System.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsi9799.tmp\System.dll
        • Size 12KB
        • SHA256 8b4c47c4cf5e76ec57dd5a050d5acd832a0d532ee875d7b44f6cdaf68f90d37c
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        modern-wizard.bmp
        • Path C:\Users\Admin\AppData\Local\Temp\nsi9799.tmp\modern-wizard.bmp
        • Size 25KB
        • SHA256 3ad2dc318056d0a2024af1804ea741146cfc18cc404649a44610cbf8b2056cf2
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        nsDialogs.dll
        • Path C:\Users\Admin\AppData\Local\Temp\nsi9799.tmp\nsDialogs.dll
        • Size 9KB
        • SHA256 b1350f487692057c8ffde75dcc55287a52a3272240d4d4912f24464b27551fc0
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download