Overview

overview

10

Static

static

10

2026-05-31...er.exe

windows10-2004-x64

10

2026-05-31...er.exe

windows11-21h2-x64

10

Analysis

  • max time kernel
    132s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    31/05/2026, 14:36

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General

  • Target
    2026-05-31_202f7aa9e06841e0d6d6272d001159e5_amadey_coinminer_elex_glassworm_smoke-loader.exe
  • Size 8.2MB
  • Sample260531-ryyffsav4s
  • SHA256 dc4d5a06f870b86b49fd324fc8e8a2b4887d0d3f13d70c47afdd1498883ca2a3
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
discoverynominatuscryptoransomwarespywarestealer

Malware Config

Signatures

  • Family: NominatusCrypto

    NominatusCrypto is a ransomware written in C#.

    ransomwarenominatuscrypto
  • Detects NominatusCrypto payload 1 IoCs
  • Custom signature
    Detects command variations typically used by ransomware 2 IoCs
  • Drops startup file 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Drops autorun.inf file 1 TTPs 3 IoCs

    Malware can abuse Windows Autorun to spread further via attached volumes.

  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

    discovery
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-05-31_202f7aa9e06841e0d6d6272d001159e5_amadey_coinminer_elex_glassworm_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-31_202f7aa9e06841e0d6d6272d001159e5_amadey_coinminer_elex_glassworm_smoke-loader.exe"
    1⤵
    • Drops startup file
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3480
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C vssadmin delete shadows /all /quiet && wmic shadowcopy delete
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3276
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^[autorun^] >autorun.inf
      2⤵
      • Drops autorun.inf file
      • System Location Discovery: System Language Discovery
      PID:4228
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^open^=KasperskyScan^.exe >>autorun.inf
      2⤵
      • Drops autorun.inf file
      • System Location Discovery: System Language Discovery
      PID:4972
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C echo ^execute=^KasperskyScan^.exe >>autorun.inf
      2⤵
      • Drops autorun.inf file
      • System Location Discovery: System Language Discovery
      PID:600

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        VSTOInstaller.exe
        • Path C:\Program Files (x86)\Common Files\Microsoft Shared\VSTO\10.0\VSTOInstaller.exe
        • Size 8.2MB
        • SHA256 dc4d5a06f870b86b49fd324fc8e8a2b4887d0d3f13d70c47afdd1498883ca2a3
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        autorun.inf
        • Path C:\Users\Admin\AppData\Local\Temp\autorun.inf
        • Size 37B
        • SHA256 747ea7ec54ee0bc9b637867de0c451df65c840f757988f5a3b6e3fe6c73ab1b6
        • MD5 SHA1 SHA512
        Submit Download

        autorun.inf
        • Path C:\Users\Admin\AppData\Local\Temp\autorun.inf
        • Size 65B
        • SHA256 3861acedffd29452d2fdb96728f7347652bde9353915d3873a7414843f49b8b1
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        memory/3480-0-0x00000000009E0000-0x00000000009E8000-memory.dmp
        Download

        memory/3480-1-0x0000000005B80000-0x0000000006126000-memory.dmp
        Download

        memory/3480-2-0x00000000054C0000-0x0000000005552000-memory.dmp
        Download

        memory/3480-3-0x00000000056C0000-0x00000000056D0000-memory.dmp
        Download

        memory/3480-4-0x0000000005570000-0x000000000557A000-memory.dmp
        Download

        memory/3480-1829-0x00000000056C0000-0x00000000056D0000-memory.dmp
        Download