Analysis

  • max time kernel
    150s
  • max time network
    151s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    13/08/2026, 15:39

General

  • Target
    2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe
  • Size 4.9MB
  • Sample260813-s3thqsbr2s
  • SHA256 66051926796d1fbd31d0170236e99dc41f4e9fed2b1887d20c4ab89a71815c7b
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 4 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 6 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 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5268
    • 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:1820
      • C:\Users\Admin\AppData\Local\Temp\2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe
        C:\Users\Admin\AppData\Local\Temp\2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetWindowsHookEx
        PID:4464
  • C:\Windows\exeNet.exe
    C:\Windows\exeNet.exe
    1⤵
    • Executes dropped EXE
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4548
    • 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
      PID:5684

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 4.2MB
        • SHA256 9453f2ebc82063153e1d3dd77acc2eff1b61dbb026c36885afcf6ad5ae5513b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_vidar.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-08-13_036a1fc19026a11f921ad631015d6dfb_cobalt-strike_elex_icedid_njrat_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

        exeNet.exe

        • Path C:\Windows\exeNet.exe
        • Size 55KB
        • SHA256 8cfa9f04e2dd2198c6be6ecfb6d72d9f83651e3cefca4b36f9f04222826215c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        file0a0.dat

        • Path C:\Windows\file0a0.dat
        • Size 21B
        • SHA256 15207cbfc5b6b721184c50fe3f8853cf204b36c8e9d85a40bf6c1341706bae08
        • MD5 SHA1 SHA512

        file0a0.dat

        • Path C:\Windows\file0a0.dat
        • Size 119B
        • SHA256 f86cf695dc82971c396714ee51188eee4748a7cd97fef12a4d5ccfca9f5685ad
        • MD5 SHA1 SHA512 TLSH

        temp0a1.exe

        • Path C:\Windows\temp0a1.exe
        • Size 4.9MB
        • SHA256 66051926796d1fbd31d0170236e99dc41f4e9fed2b1887d20c4ab89a71815c7b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1820-12-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/4548-15-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5268-2-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5684-18-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5684-19-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5684-17-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5684-40-0x0000000000400000-0x0000000000414000-memory.dmp

        memory/5684-50-0x0000000000400000-0x0000000000414000-memory.dmp