Analysis

  • max time kernel
    150s
  • max time network
    115s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    09/08/2026, 13:30

General

  • Target
    2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe
  • Size 5.0MB
  • Sample260809-qr83yaaf29
  • SHA256 fe70f6a9e38c7a19fe53bce24bf55aea8ac67d45b11b4f4fe80e3cdc1dc5482f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 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 1 IoCs
  • Enumerates connected drives 3 TTPs 25 IoCs

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

  • Drops file in System32 directory 1 IoCs
  • Drops file in Program Files directory 6 IoCs
  • Drops file in Windows directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4264
    • C:\Windows\temp0a1.exe
      "C:\Windows\temp0a1.exe" ejecuta
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Users\Admin\AppData\Local\Temp\2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe
        C:\Users\Admin\AppData\Local\Temp\2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:6076
  • C:\Windows\exeexe.exe
    C:\Windows\exeexe.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4596
    • C:\Windows\temp0a1.exe
      "C:\Windows\temp0a1.exe" ejecuta
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\exeexe.exe
        C:\Windows\exeexe.exe
        3⤵
        • Executes dropped EXE
        PID:4812

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        IntegratedOffice.exe

        • Path C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe
        • Size 4.3MB
        • SHA256 ed00209a57c8e0b600c0b7ecdd38dfd748557d26246329f69821daba6015275e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-09_e364b6f4d4d1180ac11bc49c7f9338e0_cobalt-strike_elex_icedid_njrat_stealc_vidar.exe
        • Size 4.9MB
        • SHA256 95ff667b36dbde1bb9bf740dd6f9e5b74ce9e0e9becd427600aca700261a8470
        • MD5 SHA1 SHA512 SSDEEP TLSH

        bb.ico

        • Path C:\Windows\SysWOW64\bb.ico
        • Size 4KB
        • SHA256 823cbf89390733bd09d5541839786670d748064e50ff235928abd9e2433192b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        exeexe.exe

        • Path C:\Windows\exeexe.exe
        • Size 156KB
        • SHA256 b8aa8d7a18a6129f304788b57c57412cbf2c58d34796921343b8799fb65b38a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        exeexe.exe

        • Path C:\Windows\exeexe.exe
        • Size 47KB
        • SHA256 0af4f1cce16cb534ed2f59dee0d3c4b9b215a650d8a3fb9686b6643530af766a
        • MD5 SHA1 SHA512 SSDEEP TLSH

        file0a0.dat

        • Path C:\Windows\file0a0.dat
        • Size 126B
        • SHA256 90a0c0c056f1936bd8e1d260a140f9f8d84a7b58d2ea87e4378e7a29ec80d553
        • MD5 SHA1 SHA512 TLSH

        file0a0.dat

        • Path C:\Windows\file0a0.dat
        • Size 21B
        • SHA256 fa7ae405b3a60a5ea79a3ae6d82c47d9050896717efe6a67a37bc743d3437a68
        • MD5 SHA1 SHA512

        temp0a1.exe

        • Path C:\Windows\temp0a1.exe
        • Size 5.0MB
        • SHA256 fe70f6a9e38c7a19fe53bce24bf55aea8ac67d45b11b4f4fe80e3cdc1dc5482f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2496-24-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/2496-25-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/2496-26-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/2496-43-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/2496-57-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/4264-2-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/4596-15-0x0000000000400000-0x0000000000413000-memory.dmp

        memory/4812-23-0x0000000000FF0000-0x0000000000FFE000-memory.dmp

        memory/4976-12-0x0000000000400000-0x0000000000413000-memory.dmp