Analysis

  • max time kernel
    178s
  • max time network
    161s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231020-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/11/2023, 19:54

General

  • Target
    NEAS.ed6dab10c1205510eae2d8d36ed3af10.exe
  • Size 90KB
  • Sample231107-ymst6afa8z
  • SHA256 e6b6209f29fe27bddcd4d2b26f619be60484267e99e852eb5412ff0dfb862a04
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10

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).

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEAS.ed6dab10c1205510eae2d8d36ed3af10.exe
    "C:\Users\Admin\AppData\Local\Temp\NEAS.ed6dab10c1205510eae2d8d36ed3af10.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1780
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:4892

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 90KB
        • SHA256 e1257cd15e3c96bc5f909a4bd4146b328fe13d87986403e8305b0e098968fe2c
        • MD5 SHA1 SHA512 SSDEEP

        szgfw.exe

        • Path C:\Users\Admin\AppData\Local\Temp\szgfw.exe
        • Size 90KB
        • SHA256 e1257cd15e3c96bc5f909a4bd4146b328fe13d87986403e8305b0e098968fe2c
        • MD5 SHA1 SHA512 SSDEEP

        szgfw.exe

        • Path C:\Users\Admin\AppData\Local\Temp\szgfw.exe
        • Size 90KB
        • SHA256 e1257cd15e3c96bc5f909a4bd4146b328fe13d87986403e8305b0e098968fe2c
        • MD5 SHA1 SHA512 SSDEEP

        memory/1780-0-0x00000000007D0000-0x00000000007D1000-memory.dmp