Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-11-2024 01:33

General

  • Target

    100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc.exe

  • Size

    158KB

  • MD5

    c143a3e85666d159b6ebe98f4bfec793

  • SHA1

    2d8a854a40a99e0f8e3770b29c8685cfaf7290ee

  • SHA256

    100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc

  • SHA512

    2d1b9105e015ab26b80a4fd6cf88dbdb7b6e98bafc641c0d88eac3c24b3dbb2bd9e4e03f102a038cb6c5b8ca4a3f2a4fbf0111e6f1a6179b2d494b6dd03c52ed

  • SSDEEP

    3072:oZpYg19EeiLLmjempGuCYooEK1JWaCItULG3rt2Wcora4dI:OPjEl6jLiQ1JW+Oy3p/

Malware Config

Signatures

  • ACProtect 1.3x - 1.4x DLL software 1 IoCs

    Detects file using ACProtect software.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Drops file in Program Files directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc.exe
    "C:\Users\Admin\AppData\Local\Temp\100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:936
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c ping 127.0.0.1 -n 2&C:\Users\Admin\AppData\Local\Temp\\hzxytsvpj.exe "C:\Users\Admin\AppData\Local\Temp\100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:216
      • C:\Windows\SysWOW64\PING.EXE
        ping 127.0.0.1 -n 2
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:1728
      • C:\Users\Admin\AppData\Local\Temp\hzxytsvpj.exe
        C:\Users\Admin\AppData\Local\Temp\\hzxytsvpj.exe "C:\Users\Admin\AppData\Local\Temp\100b4d183aa53f663a639cff1490ec76942ad04d884102d89896880534ba70bc.exe"
        3⤵
        • Deletes itself
        • Executes dropped EXE
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:540
        • \??\c:\Program Files\cpyjx\jaledoevc.exe
          "c:\Program Files\cpyjx\jaledoevc.exe" "c:\Program Files\cpyjx\jaledoevc.dll",SetHandle C:\Users\Admin\AppData\Local\Temp\hzxytsvpj.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Adds Run key to start application
          • Enumerates connected drives
          • Writes to the Master Boot Record (MBR)
          • System Location Discovery: System Language Discovery
          • Checks processor information in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4292

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files\cpyjx\jaledoevc.exe

    Filesize

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

  • C:\Users\Admin\AppData\Local\Temp\hzxytsvpj.exe

    Filesize

    158KB

    MD5

    f9ea31b4b7d689f07b0710e989e2d6f8

    SHA1

    5d39dbaa34ec274d7df98493c526c13d5ae5e714

    SHA256

    7bc440fd3551d89c7c8e68b832532e09ed4faba67c7b8848af7e8e5567c35f31

    SHA512

    92f9b98849ae20a4dab0124a206799598ba8884a1b33875898a9518c811c5430894aea9b72d810fa5fdbac170ba6dd16ac0b7628fe77080723de55ae73940435

  • \??\c:\Program Files\cpyjx\jaledoevc.dll

    Filesize

    128KB

    MD5

    78d782afab8900c5941c81d358828764

    SHA1

    752ac990f89e5d4c3a1b39f3d00099f8ccc9e987

    SHA256

    6a2a24b4871c369f951e449f6513f56d6178be0e493e9dd6b0702d7878c88d78

    SHA512

    5f735316dcf57ab1a75157c333fed2a5060ac4a1330bd3998102b3e692a28ed12ba796f45abe61d01264b738f3ed24a3bc040d8ad7fbed984a111d32f2c7a7c3

  • memory/540-11-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/936-0-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/936-2-0x0000000000400000-0x000000000042F036-memory.dmp

    Filesize

    188KB

  • memory/4292-15-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/4292-16-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/4292-18-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB

  • memory/4292-20-0x0000000010000000-0x0000000010048000-memory.dmp

    Filesize

    288KB