Analysis

  • max time kernel
    137s
  • max time network
    157s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231023-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2023 06:46

General

  • Target

    Photo_19.10.exe

  • Size

    637.4MB

  • MD5

    0ef96481b910ada980fda0fb814a6628

  • SHA1

    878fb90fc48f5313c8a08db582628f9fe7ee1fb3

  • SHA256

    aba4a0465f11f690a55683d2a05707a18e5f0db003d7f4131983789d1a4b16dd

  • SHA512

    73147eaf75ad18b63e2b17e8ba1eb4062e4bcf0baad57134eea93c1d19ce077ab9b95ab4248d3d4eb45a478077b490f777f941b4b132f1b03ceb80a032661212

  • SSDEEP

    49152:2jVgiG1hT8cm8U2zkpdt0n/s0YRZHPm4poP2UkCsPt/BIS:2ji7F84UJoE0YRZvm4pk2U/AhBz

Malware Config

Signatures

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 42 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Photo_19.10.exe
    "C:\Users\Admin\AppData\Local\Temp\Photo_19.10.exe"
    1⤵
    • Checks computer location settings
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1464
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\Photo_19.10.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4060
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:1656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/1464-1-0x0000000028440000-0x00000000284C0000-memory.dmp

    Filesize

    512KB

  • memory/1464-2-0x0000000077A22000-0x0000000077A23000-memory.dmp

    Filesize

    4KB

  • memory/1464-3-0x000000002A460000-0x000000002A69A000-memory.dmp

    Filesize

    2.2MB

  • memory/1464-15-0x000000002A460000-0x000000002A69A000-memory.dmp

    Filesize

    2.2MB

  • memory/1464-16-0x000000002A460000-0x000000002A69A000-memory.dmp

    Filesize

    2.2MB

  • memory/1464-18-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/1464-38-0x0000000028440000-0x00000000284C0000-memory.dmp

    Filesize

    512KB

  • memory/1464-39-0x000000002A460000-0x000000002A69A000-memory.dmp

    Filesize

    2.2MB