Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 23:09

General

  • Target
    2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe
  • Size 4.8MB
  • Sample260804-25ea9ssfnc
  • SHA256 1acae41e186404bd4c9cb51cbd8b1129c18aa78823e8e64fa2d714661e7d851d
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (255) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Drops file in Drivers directory 3 IoCs
  • Executes dropped EXE 3 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 2 IoCs
  • Enumerates connected drives 3 TTPs 21 IoCs

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

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 4 IoCs
  • Executes a command shell one-liner 1 TTPs 1 IoCs

    Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

  • System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe"
    1⤵
    • Drops file in Drivers directory
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5148
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:3220
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aF98E.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4964
      • C:\Users\Admin\AppData\Local\Temp\2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe"
        3⤵
        • Executes dropped EXE
        PID:4884
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Drops file in Drivers directory
      • Executes dropped EXE
      • Adds Run key to start application
      • Enumerates connected drives
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:1052
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4960
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3264
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1152
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:6024
  • C:\Windows\uninstall\rundl132.exe
    C:\Windows\uninstall\rundl132.exe
    1⤵
    • Drops file in Drivers directory
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    PID:1164

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        $$aF98E.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aF98E.bat
        • Size 944B
        • SHA256 bb8d033f18c70c842e7f164b30ea4c81e40415f137a8894c739b7df9bc6197db
        • MD5 SHA1 SHA512 TLSH

        2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-04_36b7b5e42f85086d632c773e0970f266_cobalt-strike_coinminer_elex_glassworm_icedid_njrat_vidar.exe.exe
        • Size 4.8MB
        • SHA256 ff3469cef476ba065d5117e33e050b606ff1506c51139bb710ac1c9e04f818b9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 57KB
        • SHA256 8a4142431415df59c0f078502c957d84bf4789f98b9140ff97acefd3c49bd536
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

        • Path C:\Windows\system32\drivers\etc\hosts
        • Size 842B
        • SHA256 d9704dab05e988be3e5e7b7c020bb9814906d11bb9c31ad80d4ed1316f6bc94e
        • MD5 SHA1 SHA512 TLSH

        memory/1052-12-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1052-17-0x0000000000590000-0x00000000005B0000-memory.dmp

        memory/1052-26-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/1052-27-0x0000000000590000-0x00000000005B0000-memory.dmp

        memory/1164-21-0x0000000000580000-0x00000000005C0000-memory.dmp

        memory/1164-22-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2420-14-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2420-0-0x0000000000400000-0x000000000043C000-memory.dmp

        memory/2420-1-0x0000000000590000-0x00000000005B0000-memory.dmp