Analysis

  • max time kernel
    150s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260911-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    13/10/2026, 22:28

General

  • Target
    jaffacakes118_HEUR.Trojan.Win32.Generic.exe
  • Size 400KB
  • Sample261013-2d2mgsvsbx
  • SHA256 4127fa31c2f9d24e26a7a1e7b7b25726a0f477c2e873cde4cefe5eb90180ac34
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Modifies visibility of hidden/system files in Explorer 2 TTPs 1 IoCs
  • Disables Task Manager via registry modification
  • Executes dropped EXE 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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 6 IoCs

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

  • Modifies Control Panel 2 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs
  • System policy modification 1 TTPs 2 IoCs
  • Views/modifies file attributes 1 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_HEUR.Trojan.Win32.Generic.exe"
    1⤵
    • Adds Run key to start application
    • Reads the TCP/IP host and domain name from the registry
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2876
    • C:\ProgramData\WKocfFMPaI.exe
      C:\ProgramData\WKocfFMPaI.exe
      2⤵
      • Modifies visibility of hidden/system files in Explorer
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies Control Panel
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\Users\Admin\*.*" /s /d
        3⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:4992
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\ProgramData\Microsoft\Windows\Start Menu\*.*" /s /d
        3⤵
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:868
      • C:\Windows\SysWOW64\attrib.exe
        attrib +h "C:\*.*" /s /d
        3⤵
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Views/modifies file attributes
        PID:1008
  • C:\ProgramData\WKocfFMPaI.exe
    C:\ProgramData\WKocfFMPaI.exe
    1⤵
    • Executes dropped EXE
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    PID:3940

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        WKocfFMPaI.exe

        • Path C:\ProgramData\WKocfFMPaI.exe
        • Size 400KB
        • SHA256 4127fa31c2f9d24e26a7a1e7b7b25726a0f477c2e873cde4cefe5eb90180ac34
        • MD5 SHA1 SHA512 SSDEEP TLSH

        5f7b5f1e01b83767.automaticDestinations-ms

        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\AutomaticDestinations\5f7b5f1e01b83767.automaticDestinations-ms
        • Size 5KB
        • SHA256 f867537fe29d8fcd853e5349b619b5b4dfafbe09190cf229594f1cb82d43754f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2732-9-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2732-20-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2732-117-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2732-118-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/2876-0-0x0000000000610000-0x0000000000611000-memory.dmp

        memory/2876-7-0x0000000000400000-0x0000000000478000-memory.dmp

        memory/3940-8-0x0000000000400000-0x0000000000478000-memory.dmp