Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/08/2026, 06:57

General

  • Target
    2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe
  • Size 663KB
  • Sample260816-hq3krseq9t
  • SHA256 322eed6b29c297f26f931be977c3547d0ed05145f61051e30c10e4cc035ca325
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (257) 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 3 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\2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.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:3384
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4412
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1456
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a875B.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3672
      • C:\Users\Admin\AppData\Local\Temp\2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe"
        3⤵
        • Executes dropped EXE
        PID:3816
    • 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:2616
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2928
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1412
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3824
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:716
  • 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:4996

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX2269.tmp

        • Path C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RCX2269.tmp
        • Size 139KB
        • SHA256 e67eea2cee7507cfd4a187853682a669037c91f0e07408cfc58eb6a210735e73
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX250B.tmp

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\RCX250B.tmp
        • Size 77KB
        • SHA256 028649a91c195ab5042e72d1fad73a32251dc71069177a1a2277d0615c6c00aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DisabledGoogleUpdate.exe.Exe

        • Path C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe.Exe
        • Size 5.7MB
        • SHA256 6605c1e735d8876f0423bf33aaadc63ea6715fcc41efecc76e0886a99c873b21
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedgewebview2.exe.Exe

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\132.0.2957.140\msedgewebview2.exe.Exe
        • Size 3.3MB
        • SHA256 a131de49271d26c522881a399bce0c5ca4cfcedd4ff29e5214be4872d174bcb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msedge.exe.Exe

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\msedge.exe.Exe
        • Size 4.0MB
        • SHA256 d2d287fddb11f16c7888cbdea89e1d66ebcd9488a110c469005456ea118eb401
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX2DEA.tmp

        • Path C:\Program Files (x86)\Mozilla Maintenance Service\RCX2DEA.tmp
        • Size 83KB
        • SHA256 9bc88b64513c13d1e985663607abe3c035bbda135e14d2a89b8a32bfb7599fb7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX1626.tmp

        • Path C:\Program Files\Java\jdk-1.8\bin\RCX1626.tmp
        • Size 75KB
        • SHA256 7a158f6ee26d83f7ff1fb350c6952abe1ed1064d8fe0e609e2d72fa0578826b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX1977.tmp

        • Path C:\Program Files\Mozilla Firefox\RCX1977.tmp
        • Size 74KB
        • SHA256 dccf9536e114b6c88c1708df04c5992e1e4226d1c2e680f2de9f536bf45d07dc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX3231.tmp

        • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\RCX3231.tmp
        • Size 75KB
        • SHA256 498142b8705f35eed5ec813fde537a373d13e71c45ace1d317d7a29f08e08c1b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX329F.tmp

        • Path C:\ProgramData\Package Cache\{33d1fd90-4274-48a1-9bc1-97e33d9c2d6f}\RCX329F.tmp
        • Size 75KB
        • SHA256 2cd7679bee8d5e4a918f3254bfc8687dec01ca6ee30874aa9a87b955854cab69
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a875B.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a875B.bat
        • Size 704B
        • SHA256 82fea8bc84600f644b7b6c6e8d20adcd75d7125f5b7b276473293fb66afc3623
        • MD5 SHA1 SHA512 TLSH

        2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-16_9bff83442404290a6f96405c7b8e0920_elex_icedid_njrat.exe.exe
        • Size 574KB
        • SHA256 0cf9864ae3a8679ed503f954a453452c93fa44f99ca6f39bbc5860abde7fd35e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 89KB
        • SHA256 63f8bdd85d83ca365d8a0fa102912d8fda7c965848b0570f91652e589bdb75e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

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

        memory/2616-811-0x0000000000400000-0x0000000000425000-memory.dmp

        memory/2616-18-0x0000000000400000-0x0000000000425000-memory.dmp

        memory/2616-1257-0x0000000000400000-0x0000000000425000-memory.dmp

        memory/3384-10-0x0000000000400000-0x0000000000425000-memory.dmp

        memory/4996-16-0x0000000000400000-0x0000000000425000-memory.dmp