Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    23/07/2026, 01:02

General

  • Target
    2026-07-23_f1c569455ac809d2036bb2bb97d17e34_elex_icedid_njrat.exe
  • Size 1.0MB
  • Sample260723-bdvwtstwhs
  • SHA256 6c364b36db75af10cbc28edfb221646221eda648089871e9b0219ffe0cb38dff
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 9 IoCs
  • Indicator Removal: File Deletion 1 TTPs

    Adversaries may delete files left behind by the actions of their intrusion activity.

  • Drops file in System32 directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 5 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 19 IoCs

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

  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-07-23_f1c569455ac809d2036bb2bb97d17e34_elex_icedid_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-23_f1c569455ac809d2036bb2bb97d17e34_elex_icedid_njrat.exe"
    1⤵
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4692
    • C:\Windows\SysWOW64\wark.exe
      "C:\Windows\system32\wark.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5456
      • C:\Windows\SysWOW64\wxl.exe
        "C:\Windows\system32\wxl.exe"
        3⤵
        • Executes dropped EXE
        • Drops file in System32 directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2708
        • C:\Windows\SysWOW64\wxmewcd.exe
          "C:\Windows\system32\wxmewcd.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in System32 directory
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4652
          • C:\Windows\SysWOW64\wtbyphrqv.exe
            "C:\Windows\system32\wtbyphrqv.exe"
            5⤵
            • Executes dropped EXE
            • Drops file in System32 directory
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:5256
            • C:\Windows\SysWOW64\wykhur.exe
              "C:\Windows\system32\wykhur.exe"
              6⤵
              • Executes dropped EXE
              • Drops file in System32 directory
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5220
              • C:\Windows\SysWOW64\wrencw.exe
                "C:\Windows\system32\wrencw.exe"
                7⤵
                • Executes dropped EXE
                • Drops file in System32 directory
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:4672
                • C:\Windows\SysWOW64\wvhjy.exe
                  "C:\Windows\system32\wvhjy.exe"
                  8⤵
                  • Executes dropped EXE
                  • Drops file in System32 directory
                  • System Location Discovery: System Language Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:1540
                  • C:\Windows\SysWOW64\wokasrgt.exe
                    "C:\Windows\system32\wokasrgt.exe"
                    9⤵
                    • Executes dropped EXE
                    • Drops file in System32 directory
                    • System Location Discovery: System Language Discovery
                    • Suspicious use of WriteProcessMemory
                    PID:1240
                    • C:\Windows\SysWOW64\wcoiqdfal.exe
                      "C:\Windows\system32\wcoiqdfal.exe"
                      10⤵
                      • Executes dropped EXE
                      • Drops file in System32 directory
                      • System Location Discovery: System Language Discovery
                      PID:1776
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wokasrgt.exe"
                      10⤵
                      • System Location Discovery: System Language Discovery
                      PID:5308
                  • C:\Windows\SysWOW64\cmd.exe
                    "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wvhjy.exe"
                    9⤵
                    • System Location Discovery: System Language Discovery
                    PID:4704
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wrencw.exe"
                  8⤵
                  • System Location Discovery: System Language Discovery
                  PID:1748
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wykhur.exe"
                7⤵
                • System Location Discovery: System Language Discovery
                PID:2652
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -u -p 5220 -s 1788
                7⤵
                • Program crash
                PID:3916
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wtbyphrqv.exe"
              6⤵
              • System Location Discovery: System Language Discovery
              PID:4280
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5256 -s 560
              6⤵
              • Program crash
              PID:1236
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5256 -s 1772
              6⤵
              • Program crash
              PID:1560
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5256 -s 1604
              6⤵
              • Program crash
              PID:2300
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 5256 -s 348
              6⤵
              • Program crash
              PID:3628
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wxmewcd.exe"
            5⤵
            • System Location Discovery: System Language Discovery
            PID:4160
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wxl.exe"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:5068
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c del "C:\Windows\system32\wark.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c del "C:\Users\Admin\AppData\Local\Temp\2026-07-23_f1c569455ac809d2036bb2bb97d17e34_elex_icedid_njrat.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:5544
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5256 -ip 5256
    1⤵
      PID:5888
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 5256 -ip 5256
      1⤵
        PID:696
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 5256 -ip 5256
        1⤵
          PID:2180
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 612 -p 5256 -ip 5256
          1⤵
            PID:1960
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 5220 -ip 5220
            1⤵
              PID:836

            Network

                  MITRE ATT&CK Enterprise v16

                  Replay Monitor

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                  Downloads

                  install[2].htm

                  • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\SD49KLV2\install[2].htm
                  • Size 341B
                  • SHA256 faceb706d4b7fe88330c0affe20eaa97e2d4ab7fdd5206724896ac2f59cd8ca0
                  • MD5 SHA1 SHA512 TLSH

                  wark.exe

                  • Path C:\Windows\SysWOW64\wark.exe
                  • Size 1.0MB
                  • SHA256 f744cef147fd4816f00b68e407d3886c31db9f7a68e794ca81a27d9883ad1f6e
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wcoiqdfal.exe

                  • Path C:\Windows\SysWOW64\wcoiqdfal.exe
                  • Size 1.0MB
                  • SHA256 16c8439ddab7f4fb85d20b433f7a8ad9b0a52f0b629ad32516e71d62dfbae031
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wokasrgt.exe

                  • Path C:\Windows\SysWOW64\wokasrgt.exe
                  • Size 1.0MB
                  • SHA256 9bd47c28dc94d73c1a2bafbddd9cfd28486a7eaa4b6ae16220a3add2492a9725
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wrencw.exe

                  • Path C:\Windows\SysWOW64\wrencw.exe
                  • Size 1.0MB
                  • SHA256 c6008d58f111eaf0583867acdf601d69e8735ebaf052368bd0a2ce8912033189
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wtbyphrqv.exe

                  • Path C:\Windows\SysWOW64\wtbyphrqv.exe
                  • Size 1.0MB
                  • SHA256 056f97c72882d653cc271b03ccf7f277d14a403ce2d69de0eacae7ceaf2d2320
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wvhjy.exe

                  • Path C:\Windows\SysWOW64\wvhjy.exe
                  • Size 1.0MB
                  • SHA256 8d4285f2fd7c33f515a592128857a268512b9d1d347945d4cfcf46784cafd555
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wxl.exe

                  • Path C:\Windows\SysWOW64\wxl.exe
                  • Size 1.0MB
                  • SHA256 ba5fdf941e8993483c8b25fb16dff3ffc38e04e3aa5d94478a60dc20287465d1
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wxmewcd.exe

                  • Path C:\Windows\SysWOW64\wxmewcd.exe
                  • Size 1.0MB
                  • SHA256 3df1f90fb38d1111261229a18d8d958b5976b35ec4f397b15e3c2376c6b882c9
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  wykhur.exe

                  • Path C:\Windows\SysWOW64\wykhur.exe
                  • Size 1.0MB
                  • SHA256 e23f1374fd55eff6b201d0f88ce1068f10363e770ad1b4ba9e2816f61bf19737
                  • MD5 SHA1 SHA512 SSDEEP TLSH

                  memory/1240-121-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1240-107-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1540-91-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1540-108-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1540-95-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1776-119-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/1776-122-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/2708-26-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/2708-41-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4652-54-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4652-39-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4672-93-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4672-79-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4692-0-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4692-14-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/4692-1-0x0000000000414000-0x0000000000415000-memory.dmp

                  memory/5220-68-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5220-94-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5220-66-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5256-67-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5256-52-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5256-55-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5456-15-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5456-13-0x0000000000400000-0x000000000050A000-memory.dmp

                  memory/5456-28-0x0000000000400000-0x000000000050A000-memory.dmp