Analysis

  • max time kernel
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/07/2026, 04:08

General

  • Target
    2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe
  • Size 874KB
  • Sample260704-eqa9qsay2t
  • SHA256 f5f12694e86b82785c1c83815de10b6a400f2650cf5b41af0b6be0fa12ed9791
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Renames multiple (256) 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 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 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\2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.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:6020
    • C:\Windows\SysWOW64\net.exe
      net stop "Kingsoft AntiVirus Service"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3620
      • C:\Windows\SysWOW64\net1.exe
        C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:5512
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\$$aB3AB.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:1316
      • C:\Users\Admin\AppData\Local\Temp\2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe
        "C:\Users\Admin\AppData\Local\Temp\2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5492
    • 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:5184
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2132
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:556
      • C:\Windows\SysWOW64\net.exe
        net stop "Kingsoft AntiVirus Service"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4792
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 stop "Kingsoft AntiVirus Service"
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1136
  • 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:5048

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        RCX4FC4.tmp

        • Path C:\Program Files (x86)\Common Files\Adobe\ARM\1.0\RCX4FC4.tmp
        • Size 94KB
        • SHA256 e004fbfe49074ce0785055d648f4c50cf52c7c026ce5b0785592fa948c8afb30
        • MD5 SHA1 SHA512 SSDEEP TLSH

        DisabledGoogleUpdate.exe.Exe

        • Path C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe.Exe
        • Size 5.8MB
        • SHA256 ec5b6178b677a9400603c35e964c3205b1af07393a7aa2169acb2739838b0047
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX5312.tmp

        • Path C:\Program Files (x86)\Microsoft\EdgeCore\139.0.3405.125\RCX5312.tmp
        • Size 103KB
        • SHA256 a307651c18988c1dd13fb36f9eab06b6c31cd36fd22cc604cb137ca569e4b419
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX5165.tmp

        • Path C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\RCX5165.tmp
        • Size 118KB
        • SHA256 3dc7ac166d364a3bafc320bb1231d42483dc374f512b5585e45bd8de0afc7afe
        • MD5 SHA1 SHA512 SSDEEP TLSH

        7z.exe.Exe

        • Path C:\Program Files\7-Zip\7z.exe.Exe
        • Size 642KB
        • SHA256 211cb39d76f8fddf0622669c06c1a6898ead896434bd982b85da864af81469e3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4176.tmp

        • Path C:\Program Files\7-Zip\RCX4176.tmp
        • Size 91KB
        • SHA256 c5646a68f2610c0881895066505436b05b7139707aeff44637a128ef0e8b922b
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4304.tmp

        • Path C:\Program Files\Java\jdk-1.8\bin\RCX4304.tmp
        • Size 92KB
        • SHA256 9b72a2ca24c70e6a3e4090f444e7631ba361ff6fab641d82fc8dc513ceacc532
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4641.tmp

        • Path C:\Program Files\Microsoft Office 15\ClientX64\RCX4641.tmp
        • Size 156KB
        • SHA256 42f27a767c7e39f79df27a0fda606c74d94270cce52da300f0ebf73abe4a2dcc
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX46B3.tmp

        • Path C:\Program Files\Mozilla Firefox\uninstall\RCX46B3.tmp
        • Size 100KB
        • SHA256 f7dd3df8998852fd11af90a833b2843e1567e315891842f789c995678f7a4a62
        • MD5 SHA1 SHA512 SSDEEP TLSH

        RCX4724.tmp

        • Path C:\Program Files\VideoLAN\VLC\RCX4724.tmp
        • Size 92KB
        • SHA256 6eba46d68107e703f04d4d1091f2ac81491c6b7789a959ad14e877c0cdac93aa
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.exe.Exe

        • Path C:\ProgramData\Adobe\Setup\{AC76BA86-7AD7-1033-7B44-AC0F074E4100}\setup.exe.Exe
        • Size 545KB
        • SHA256 cf7c67a799dba0c6928ae1fd66f497600805ab8ad641650c5165fc440833e9fd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        $$aB3AB.bat

        • Path C:\Users\Admin\AppData\Local\Temp\$$aB3AB.bat
        • Size 998B
        • SHA256 bb3e7f450ca2c2ac36560b007c1e85d65a036cced653fd194ea240ccb35532ac
        • MD5 SHA1 SHA512 TLSH

        2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe.exe

        • Path C:\Users\Admin\AppData\Local\Temp\2026-07-04_99ca2fc816e12a885f4c51eb49c1f6e6_amadey_cobalt-strike_darkgate_elex_luca-stealer_njrat_smoke-loader.exe.exe
        • Size 781KB
        • SHA256 2ad0dedcda48a899960f06b90b0fb9d08c83fef416f616ce359340fce4886eb4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Logo1_.exe

        • Path C:\Windows\Logo1_.exe
        • Size 93KB
        • SHA256 49f9ae3b272ef6b5a9bce17ab888b31528c2a9b6c6e6da279fb8272ad188c8bf
        • MD5 SHA1 SHA512 SSDEEP TLSH

        hosts

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

        memory/5048-20-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/5184-22-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/5184-1001-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/5184-1258-0x0000000000400000-0x0000000000429000-memory.dmp

        memory/6020-10-0x0000000000400000-0x0000000000429000-memory.dmp