Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    10/09/2026, 05:02

General

  • Target
    jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe
  • Size 6.3MB
  • Sample260910-fpgkssyelf
  • SHA256 2dcdbed077f2b8642d7ad1826b9fd90bb3c17becca608d1ca2d493d607226fe9
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • UPX packed file 12 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of WriteProcessMemory 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_O&O Defrag 12 Workstation Edition v.12.0.197 (x8.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4348
    • C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe
      "C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe"
      2⤵
      • Executes dropped EXE
      • Accesses Microsoft Outlook profiles
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • outlook_win_path
      PID:1728

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        Update.exe

        • Path C:\Users\Admin\AppData\Roaming\Secure-Soft Stealer\Update.exe
        • Size 6.3MB
        • SHA256 2dcdbed077f2b8642d7ad1826b9fd90bb3c17becca608d1ca2d493d607226fe9
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1728-17-0x0000000010000000-0x000000001005A000-memory.dmp

        memory/1728-13-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/1728-14-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/1728-18-0x0000000010000000-0x000000001005A000-memory.dmp

        memory/1728-19-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/1728-21-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/1728-23-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/4348-2-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/4348-4-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/4348-1-0x0000000000611000-0x0000000000612000-memory.dmp

        memory/4348-16-0x0000000000400000-0x0000000000612000-memory.dmp

        memory/4348-0-0x0000000000400000-0x0000000000612000-memory.dmp