Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260130-en
  • resource tags

    arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    26/04/2026, 13:59

General

  • Target
    2026-04-26_874bfcb117de168f55703d8e38e14deb_elex_icedid_njrat_vidar.exe
  • Size 4.3MB
  • Sample260426-rawa7abv2p
  • SHA256 89b95981e3a38fbf49a32e339ad810ccace6a09c394c91143898f238a3c6f457
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Drops file in Drivers directory 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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.

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-04-26_874bfcb117de168f55703d8e38e14deb_elex_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-04-26_874bfcb117de168f55703d8e38e14deb_elex_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:1104
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2980
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aFCA.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4684

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        $$aFCA.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aFCA.bat
        • Size 739B
        • SHA256 ee8a752f095fde2f60d9b856e918fbdd323f00bf7ac820b5796175ab830efb33
        • MD5 SHA1 SHA512 TLSH

        2026-04-26_874bfcb117de168f55703d8e38e14deb_elex_icedid_njrat_vidar.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-04-26_874bfcb117de168f55703d8e38e14deb_elex_icedid_njrat_vidar.exe.exe
        • Size 4.2MB
        • SHA256 92530d74b9d606d30e89c85ebfc750fcf83db66ac9f6a5a559f8841d620244f9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1104-0-0x0000000000400000-0x000000000043A000-memory.dmp

        memory/1104-8-0x0000000000400000-0x000000000043A000-memory.dmp