Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    28/07/2026, 18:11

General

  • Target
    2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe
  • Size 7.3MB
  • Sample260728-wstyastvbs
  • SHA256 0863d5cee0a3f8786acd6507f622976f1ee2b1d068e27d42b4fc0435a14f20fe
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • needle_stealer

C2
  • http://37.221.66.27:3000/api/v2

Attributes
  • api_key

    alk_7478268910144abefd15835324803f20fcbb2b604e1262d80368119f5217adc1

  • base_extension

    true

  • self_destruct

    false

Signatures

  • Family: NeedleStealer

    NeedleStealer is a modular stealer written in Golang.

  • Detects NeedleStealer payload 1 IoCs
  • Modifies visibility of hidden/system files in Explorer 2 TTPs 2 IoCs
  • Executes dropped EXE 6 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 12 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:6088
    • \??\c:\users\admin\appdata\local\temp\2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe 
      c:\users\admin\appdata\local\temp\2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe 
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2752
    • C:\Windows\Resources\Themes\icsys.icn.exe
      C:\Windows\Resources\Themes\icsys.icn.exe
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:3548
      • \??\c:\windows\resources\themes\explorer.exe
        c:\windows\resources\themes\explorer.exe
        3⤵
        • Modifies visibility of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4824
        • \??\c:\windows\resources\spoolsv.exe
          c:\windows\resources\spoolsv.exe SE
          4⤵
          • Executes dropped EXE
          • Drops file in Windows directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5204
          • \??\c:\windows\resources\svchost.exe
            c:\windows\resources\svchost.exe
            5⤵
            • Modifies visibility of hidden/system files in Explorer
            • Executes dropped EXE
            • Adds Run key to start application
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious behavior: GetForegroundWindowSpam
            • Suspicious use of SetWindowsHookEx
            • Suspicious use of WriteProcessMemory
            PID:5728
            • \??\c:\windows\resources\spoolsv.exe
              c:\windows\resources\spoolsv.exe PR
              6⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Suspicious use of SetWindowsHookEx
              PID:3104

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        background.js

        • Path C:\Users\Admin\AppData\Local\Packages\Extensions\7DD8069E7E1EA549FD509F99301A0C249C0FB5ADE91626093B55D81BD8A5B7D8\background.js
        • Size 38KB
        • SHA256 367c07517023775727e0be326bd8fa1f19d492bd8afb6e95e290b9c80b8a9172
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe 

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-28_d98543f4819b2a057b52f292d21953c4_coinminer_dosia_elex_glassworm_luca-stealer_poet-rat_quasar-rat_swisyn_wannacry.exe 
        • Size 7.1MB
        • SHA256 1432393691b415d0cd4680d9cee73e60896fbe63300d9f0355c96e91817e4b1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        explorer.exe

        • Path C:\Windows\Resources\Themes\explorer.exe
        • Size 135KB
        • SHA256 50892e8922f185fc78c734aaf66b94805514e25d8b021af28e11cef5492eabeb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        icsys.icn.exe

        • Path C:\Windows\Resources\Themes\icsys.icn.exe
        • Size 135KB
        • SHA256 b40dbddf3e775588552e8f2571cf9fc6adfbb6708d27ad477ba1b8e3ac7c0ff0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        spoolsv.exe

        • Path C:\Windows\Resources\spoolsv.exe
        • Size 135KB
        • SHA256 71afec58a418d70b30206307505037b01896a124de88835c6869771c7ece44bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        svchost.exe

        • Path \??\c:\windows\resources\svchost.exe
        • Size 135KB
        • SHA256 ef528e8b648005965a9c6f96f53dbb3c4e5bf0d91e77620e1906aff45da0d0fb
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3104-91-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/3548-92-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/4824-95-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5204-93-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/5728-96-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/6088-0-0x0000000000400000-0x000000000041F000-memory.dmp

        memory/6088-94-0x0000000000400000-0x000000000041F000-memory.dmp