Overview

overview

8

Static

static

3

2026-06-04...at.exe

windows10-2004-x64

8

2026-06-04...at.exe

windows11-21h2-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    108s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    04/06/2026, 14:36

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General

  • Target
    2026-06-04_23bc61f7ae95fb13edb898fa6208f531_cobalt-strike_elex_icedid_luca-stealer_njrat.exe
  • Size 354KB
  • Sample260604-rylrnagw4w
  • SHA256 936aa67b536db338fb417a2b529e32068c8e26faccee7df333ee1af32c51e39d
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistence

Malware Config

Signatures

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

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-06-04_23bc61f7ae95fb13edb898fa6208f531_cobalt-strike_elex_icedid_luca-stealer_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-06-04_23bc61f7ae95fb13edb898fa6208f531_cobalt-strike_elex_icedid_luca-stealer_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:5636
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:5928
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5028
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a887.bat
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2584

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        $$a887.bat
        • Path C:\Users\Admin\AppData\Local\Temp\$$a887.bat
        • Size 865B
        • SHA256 ebdc4e3b4bc0901392f834bb2cc41a5cfb601ce7ae6bc07a9d4d769675b047e4
        • MD5 SHA1 SHA512 TLSH
        Submit Download

        2026-06-04_23bc61f7ae95fb13edb898fa6208f531_cobalt-strike_elex_icedid_luca-stealer_njrat.exe.exe
        • Path C:\Users\Admin\AppData\Local\Temp\2026-06-04_23bc61f7ae95fb13edb898fa6208f531_cobalt-strike_elex_icedid_luca-stealer_njrat.exe.exe
        • Size 261KB
        • SHA256 b31d42b17f9c7260f2b2b6d18b64202caf4642649656df8f4b9a2ce9b6e28700
        • MD5 SHA1 SHA512 SSDEEP TLSH
        Submit Download

        memory/5636-0-0x0000000000400000-0x000000000042D000-memory.dmp
        Download

        memory/5636-9-0x0000000000400000-0x000000000042D000-memory.dmp
        Download