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
    07/09/2026, 23:24

General

  • Target
    2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe
  • Size 202KB
  • Sample260907-3d7deawsdt
  • SHA256 479581c4e7d5656a117ea3c58eeb96138bf6275968555984828405df95a71c87
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 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 4 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 6 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 20 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4272
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$a3147.bat
      2⤵
      • Executes a command shell one-liner
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4740
      • C:\Users\Admin\AppData\Local\Temp\2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:4952
    • C:\Windows\Logo1_.exe
      C:\Windows\Logo1_.exe
      2⤵
      • Executes dropped EXE
      • 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:4188
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2968
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:248

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MicrosoftEdgeUpdateBroker.exe

        • Path C:\Program Files (x86)\Microsoft\EdgeUpdate_bk\1.3.185.27\MicrosoftEdgeUpdateBroker.exe
        • Size 124KB
        • SHA256 f1cf01278f66ea3de7615e731eb8eccbd1c6057980e0299867acd5ab4e1ed033
        • MD5 SHA1 SHA512 SSDEEP TLSH

        vcredist_x86.exe

        • Path C:\ProgramData\Package Cache\{61087a79-ac85-455c-934d-1fa22cc64f36}\vcredist_x86.exe
        • Size 481KB
        • SHA256 4e0e8265303111056f270a4544c0af9ba033c1f9f8637f2096eda55339a78664
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$a3147.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$a3147.bat
        • Size 932B
        • SHA256 4d088dffaebd0e4e5f274b292a5a034cfd7ef92b2045e766e209aa97aeac6bb1
        • MD5 SHA1 SHA512 TLSH

        2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-09-05_4e3851c6854f6b3de2e69a4fd6dbda6f_amadey_cobalt-strike_elex_hellokitty_luca-stealer_njrat.exe.exe
        • Size 175KB
        • SHA256 3f7dfb0aff478b812ada086becb58c17001099b6debd46ff92e5212b34ef0033
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 26KB
        • SHA256 d84068acb78f861bd3fcdef28ee9dd5079e348412ba56b7976c1c773d5e0e004
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _desktop.ini

        • Path F:\$RECYCLE.BIN\S-1-5-21-189034102-168398478-1159367937-1000\_desktop.ini
        • Size 8B
        • SHA256 9179d04e2c73a3f2dc2b81dbc27ec1eb04d5ff033e13e36d2437bb8396aaf876
        • MD5 SHA1 SHA512

        memory/4188-29-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-22-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-35-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-39-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-41-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-1246-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-5043-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-11-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4188-5516-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4272-0-0x0000000000400000-0x0000000000434000-memory.dmp

        memory/4272-12-0x0000000000400000-0x0000000000434000-memory.dmp