Analysis

  • max time kernel
    135s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30/09/2024, 02:50

General

  • Target
    cf1e0e2019d7b2a1535c3ac8e6de29fcea80e690116d0f6f2ac50205277086fe.exe
  • Size 272KB
  • Sample240930-dblaqaycpg
  • SHA256 cf1e0e2019d7b2a1535c3ac8e6de29fcea80e690116d0f6f2ac50205277086fe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 4 IoCs
  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf1e0e2019d7b2a1535c3ac8e6de29fcea80e690116d0f6f2ac50205277086fe.exe
    "C:\Users\Admin\AppData\Local\Temp\cf1e0e2019d7b2a1535c3ac8e6de29fcea80e690116d0f6f2ac50205277086fe.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1612
    • C:\Users\Admin\AppData\Local\Temp\Install Lightroom 2.4.exe
      "C:\Users\Admin\AppData\Local\Temp\Install Lightroom 2.4.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2988
      • C:\Users\Admin\AppData\Local\Temp\Install Lightroom 2.4.exe
        "C:\Users\Admin\AppData\Local\Temp\Install Lightroom 2.4.exe"
        3⤵
        • Executes dropped EXE
        PID:2040
    • C:\Users\Admin\AppData\Local\Temp\server.exe
      "C:\Users\Admin\AppData\Local\Temp\server.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4120
      • C:\Users\Admin\AppData\Local\Temp\server.exe
        "C:\Users\Admin\AppData\Local\Temp\server.exe"
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4600
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c timeout 5 && del C:\Users\Admin\AppData\Local\Temp\server.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:4060
          • C:\Windows\SysWOW64\timeout.exe
            timeout 5
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:1288

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        Install Lightroom 2.4.exe

        • Path C:\Users\Admin\AppData\Local\Temp\Install Lightroom 2.4.exe
        • Size 98KB
        • SHA256 8f260601b2f89584dd665f91ac3222dd99fa9ce7d7ba912288a5a96f6474193e
        • MD5 SHA1 SHA512 SSDEEP

        server.exe

        • Path C:\Users\Admin\AppData\Local\Temp\server.exe
        • Size 138KB
        • SHA256 6777656fef03083dad8c649997df0db87bd0f4250a144edb28c5938e474b5c9b
        • MD5 SHA1 SHA512 SSDEEP

        memory/2040-17-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/2040-23-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/2040-22-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/4600-19-0x0000000000400000-0x000000000041C000-memory.dmp

        memory/4600-24-0x0000000000400000-0x000000000041C000-memory.dmp