Analysis

  • max time kernel
    150s
  • max time network
    142s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    04/08/2026, 08:49

General

  • Target
    2026-08-03_fa8c8e4a0d32e2096a86311168974462_elex_stealc_stop.exe
  • Size 1.2MB
  • Sample260804-krhyvsgc89
  • SHA256 79a634d4fc65d31277d3b3638d140b81b12f6d5e83b28747a7199b21c9f7f8b2
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 16 IoCs
  • Use of msiexec (install) with remote resource 1 IoCs
  • Badlisted process makes network request 4 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 8 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.

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2026-08-03_fa8c8e4a0d32e2096a86311168974462_elex_stealc_stop.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-08-03_fa8c8e4a0d32e2096a86311168974462_elex_stealc_stop.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Windows\SysWOW64\MSIEXEC.EXE
      MSIEXEC.EXE /i "https://gmgall.cfcontentdnfls.eu/prodorigin/origin_cdn/content/client/pkgs/captainjack/CaptainJack Casino20260704070454.msi" DDC_DID=3251480 DDC_RTGURL=https://www.cdnfile.eu/dl/TrackSetup/TrackSetup.aspx?DID=3251480%26filename=Setup%2Eexe%26affid=4850%26CASINONAME=captainjack DDC_DOWNLOAD_AFFID=4850 DDC_UPDATESTATUSURL=http://190.4.94.3:8080/captain/Lobby.WebServices/Installer.asmx DDC_SIGNUPURL=http://190.4.94.3:8080/captain/Lobby.WebSite/SignUpUnsecure.aspx CUSTOMNAME02=trackingID CUSTOMVALUE02=CJCb6f0ce49d03592b4ceaabc39e925168b CUSTOMNAME03=NAME CUSTOMNAME04=EMAIL SETUPEXEDIR="C:\Users\Admin\AppData\Local\Temp" SETUPEXENAME="2026-08-03_fa8c8e4a0d32e2096a86311168974462_elex_stealc_stop.exe"
      2⤵
      • Use of msiexec (install) with remote resource
      • Badlisted process makes network request
      • Enumerates connected drives
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SetWindowsHookEx
      PID:3472
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4276
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 70CA7E5F4741B1AA79C14B6AB9CBDB3C C
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5996
      • C:\Users\Admin\AppData\Local\Temp\{CF23641D-AA52-4199-A03F-114F4070BD34}\ISBEW64.exe
        C:\Users\Admin\AppData\Local\Temp\{CF23641D-AA52-4199-A03F-114F4070BD34}\ISBEW64.exe {EFB7539B-24F3-46B6-AF6E-3B021B51EFEF}:{93AACB48-FA99-4828-BCA6-117BF8263F95}
        3⤵
        • Executes dropped EXE
        PID:5724
      • C:\Users\Admin\AppData\Local\Temp\{628B0A5E-989E-46CB-821C-C08F6A766750}\ISBEW64.exe
        C:\Users\Admin\AppData\Local\Temp\{628B0A5E-989E-46CB-821C-C08F6A766750}\ISBEW64.exe {EFB7539B-24F3-46B6-AF6E-3B021B51EFEF}:{F010CC6D-2452-4892-B1FB-AD56D7F56391}
        3⤵
        • Executes dropped EXE
        PID:1228
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 2ACFA0E9B89DB812E708113045DF6EDE
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1452
      • C:\Users\Admin\AppData\Local\Temp\{8ECAD34D-3386-4122-B14F-8F8D081B9DDA}\ISBEW64.exe
        C:\Users\Admin\AppData\Local\Temp\{8ECAD34D-3386-4122-B14F-8F8D081B9DDA}\ISBEW64.exe {EFB7539B-24F3-46B6-AF6E-3B021B51EFEF}:{0868803B-2AB5-41F1-96D6-A56B68382598}
        3⤵
        • Executes dropped EXE
        PID:4544

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        MSIA6F5.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\MSIA6F5.tmp
        • Size 1.3MB
        • SHA256 fe2cac2ce342991f6bfce3a33abfe3e111e258ad691c100e1beb8d27b9bad7e0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _is7328.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is7328.tmp
        • Size 1KB
        • SHA256 e27d5cbe1948450884f35d99883db78f345e516b2ab4a9633989f14daf0c3ce0
        • MD5 SHA1 SHA512 TLSH

        _is82DD.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is82DD.tmp
        • Size 286B
        • SHA256 e7fd76d04e483e63cabeda5d44db218d860af830aa251789c3e217b272eac979
        • MD5 SHA1 SHA512 TLSH

        _is82EE.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is82EE.tmp
        • Size 176KB
        • SHA256 7f6eadfabe40375586f407c38a9b6f57c2128d4fd5c2ec9025bd385014767d83
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _is82FE.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is82FE.tmp
        • Size 250KB
        • SHA256 a95f7068fc5f6168dabc0ab9cacc158b7e93077889b52236bc6b117d35e32157
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _is830F.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is830F.tmp
        • Size 50KB
        • SHA256 9b94b54057cc73f36f8193df3cc5af0d0980cf94a5e3f102a1d652d9b35ea0a4
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _is83CC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is83CC.tmp
        • Size 113KB
        • SHA256 e0c3583cda9929efe92454f87365f56177f11de88097261ed60d440fc5a16de2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _is83DC.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\_is83DC.tmp
        • Size 24KB
        • SHA256 34f218fe41812e1e34796359d6579f2deae78cae0bbd579a1bcf3d992c4985c5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        IsConfig.ini

        • Path C:\Users\Admin\AppData\Local\Temp\{628B0A5E-989E-46CB-821C-C08F6A766750}\IsConfig.ini
        • Size 518B
        • SHA256 02cb6693241715f61b454cf6908d874b0167909f8507bf0f4dfa94b2aebe5de0
        • MD5 SHA1 SHA512 TLSH

        String1033.txt

        • Path C:\Users\Admin\AppData\Local\Temp\{628B0A5E-989E-46CB-821C-C08F6A766750}\String1033.txt
        • Size 172KB
        • SHA256 89c520dd94bdee516951c97799ce0475d56f97e1572bdbeb275cc35a44c7fec2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        setup.inx

        • Path C:\Users\Admin\AppData\Local\Temp\{628B0A5E-989E-46CB-821C-C08F6A766750}\setup.inx
        • Size 271KB
        • SHA256 8e6a29c3acbc7e49f19c55274fd3c08963f4189854e2aca26578b8ddb7c60bc0
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ISBEW64.exe

        • Path C:\Users\Admin\AppData\Local\Temp\{CF23641D-AA52-4199-A03F-114F4070BD34}\ISBEW64.exe
        • Size 104KB
        • SHA256 4935372daa99f6c10033accf0cd6403b6f7061477500c1eb65d7ca2dedbcbfd8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ISRT.dll

        • Path C:\Users\Admin\AppData\Local\Temp\{CF23641D-AA52-4199-A03F-114F4070BD34}\ISRT.dll
        • Size 258KB
        • SHA256 f82e52e2a5176c01312f95b300b66ab1d2a0b0bc2556500c8f42a61390cc49cd
        • MD5 SHA1 SHA512 SSDEEP TLSH

        _isres_0x0409.dll

        • Path C:\Users\Admin\AppData\Local\Temp\{CF23641D-AA52-4199-A03F-114F4070BD34}\_isres_0x0409.dll
        • Size 540KB
        • SHA256 90ce1658595ee7ee977d8dce4f7a070426520f20fa38867b9ff14869ad8ec598
        • MD5 SHA1 SHA512 SSDEEP TLSH

        0x0409.ini

        • Path C:\Users\Admin\AppData\Local\Temp\{E10F0A0E-51F3-4E04-83F6-88B7C79922DF}\0x0409.ini
        • Size 21KB
        • SHA256 e994689a13b9448c074f9b471edeec9b524890a0d82925e98ab90b658016d8f3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        ~7325.tmp

        • Path C:\Users\Admin\AppData\Local\Temp\~7325.tmp
        • Size 6KB
        • SHA256 b604a283bd1b208433dd73f255b6b1ceb915fbfa022119f0bb28f0f9f0b4b8ee
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI854F.tmp

        • Path C:\Windows\Installer\MSI854F.tmp
        • Size 141KB
        • SHA256 0adf895701c34044e9a9060dd2beea9e69f99c1d6a48580d017f4d3a66b8b414
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI8B3F.tmp

        • Path C:\Windows\Installer\MSI8B3F.tmp
        • Size 2.5MB
        • SHA256 5e0b0c41b911cb0feb1dd6fbe2e401bedef2c59d0d13c24f004a418c25a009df
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1452-183-0x00000000036F0000-0x0000000003796000-memory.dmp

        memory/1452-182-0x00000000036F0000-0x0000000003796000-memory.dmp

        memory/1452-151-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/1452-209-0x00000000036F0000-0x0000000003796000-memory.dmp

        memory/1452-208-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/1452-188-0x00000000038D0000-0x0000000003959000-memory.dmp

        memory/5996-63-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/5996-83-0x0000000004230000-0x00000000042D6000-memory.dmp

        memory/5996-82-0x0000000004230000-0x00000000042D6000-memory.dmp

        memory/5996-129-0x0000000003F90000-0x0000000004036000-memory.dmp

        memory/5996-79-0x0000000004350000-0x00000000043D9000-memory.dmp

        memory/5996-103-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/5996-41-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/5996-203-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/5996-204-0x0000000004230000-0x00000000042D6000-memory.dmp

        memory/5996-206-0x0000000010000000-0x00000000101B4000-memory.dmp

        memory/5996-207-0x0000000003F90000-0x0000000004036000-memory.dmp

        memory/5996-131-0x0000000003F90000-0x0000000004036000-memory.dmp

        memory/5996-135-0x0000000004430000-0x00000000044B9000-memory.dmp