Analysis

  • max time kernel
    149s
  • max time network
    99s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/05/2024, 23:07

General

  • Target
    7aeffaf9472c7d4b161dcb2840b3bef724c4cdec3cb50c974b29f27cb98da31b.exe
  • Size 8KB
  • Sample240510-24fspsfa61
  • SHA256 7aeffaf9472c7d4b161dcb2840b3bef724c4cdec3cb50c974b29f27cb98da31b
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • UPX dump on OEP (original entry point) 4 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 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).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7aeffaf9472c7d4b161dcb2840b3bef724c4cdec3cb50c974b29f27cb98da31b.exe
    "C:\Users\Admin\AppData\Local\Temp\7aeffaf9472c7d4b161dcb2840b3bef724c4cdec3cb50c974b29f27cb98da31b.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1888
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:1652

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 9KB
        • SHA256 169805c32167edd4b04eef533537450e07c10e87c92464ec8280581f9bdffe99
        • MD5 SHA1 SHA512 SSDEEP

        memory/1652-9-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/1888-0-0x0000000000400000-0x0000000000406000-memory.dmp

        memory/1888-10-0x0000000000400000-0x0000000000406000-memory.dmp