Analysis

  • max time kernel
    150s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/07/2024, 02:08

General

  • Target
    275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14.exe
  • Size 11KB
  • Sample240726-ckmz8szcmp
  • SHA256 275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • 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 use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14.exe
    "C:\Users\Admin\AppData\Local\Temp\275e0eec0743473456e95b590997945f76fad722bff15c2cd43bc2bb8a613c14.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4488
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3632

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        szgfw.exe

        • Path C:\Users\Admin\AppData\Local\Temp\szgfw.exe
        • Size 11KB
        • SHA256 4324fc6ca1d3cd7a73f1331e12364cf911f3cbf5636143b600deb2968dbea94d
        • MD5 SHA1 SHA512 SSDEEP