Overview

overview

10

Static

static

10

2026-06-27...ys.exe

windows10-2004-x64

10

2026-06-27...ys.exe

windows11-ltsc_2024-x64

10

Analysis

  • max time kernel
    148s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260617-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260617-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    29/06/2026, 01:59

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General

  • Target
    2026-06-27_e28482947eb41110bef5bb54877c0dcd_elex_icedid_njrat_rhadamanthys.exe
  • Size 1.5MB
  • Sample260629-ceweesbz5m
  • SHA256 eb8c2ef8a88e69f1c2dbc6b2e3ccbe047865ea72070f92bfe6160b94fba7dd88
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
adwarediscoverycosmuransomwarespywareworm

Malware Config

Signatures

  • Family: Cosmu

    Cosmu is a Windows worm written in C++.

    wormcosmu
  • Detects Cosmu payload 3 IoCs

    Cosmu is a worm written in C++.

  • Enumerates connected drives 3 TTPs 10 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Sets desktop wallpaper using registry 2 TTPs 1 IoCs
    ransomware
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 2 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.

    discovery
  • Modifies Internet Explorer settings 1 TTPs 2 IoCs
    adwarespyware

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-27_e28482947eb41110bef5bb54877c0dcd_elex_icedid_njrat_rhadamanthys.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-27_e28482947eb41110bef5bb54877c0dcd_elex_icedid_njrat_rhadamanthys.exe"
    1⤵
    • Enumerates connected drives
    • Sets desktop wallpaper using registry
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    PID:5660

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        7z.exe
        • Path C:\Program Files\7-Zip\7z.exe
        • Size 428KB
        • SHA256 162dd1a6ca80035bb25848acedd02b80739fe6c8bb42e00a5116b9d194554960
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXF710.tmp
        • Path C:\Program Files\Google\Chrome\Application\RCXF710.tmp
        • Size 380KB
        • SHA256 5428e372826a07d8a958ab3acf1e28e07c5dc364d78a6974c4d276c62900de16
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        RCXF844.tmp
        • Path C:\Program Files\Java\jdk-1.8\bin\RCXF844.tmp
        • Size 380KB
        • SHA256 b9ec4b0c876acfb5387f99ff405307e70c484aa22d3525941e5c27ec4886be26
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download