Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    06/07/2023, 15:53

General

  • Target
    39a10528f37185exeexeexeex.exe
  • Size 59KB
  • Sample230706-tb268scg66
  • SHA256 18ec4d2a31289a90f0ec18edf1092605d4a313bd8c382db623999e24c548bb9f
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • 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\39a10528f37185exeexeexeex.exe
    "C:\Users\Admin\AppData\Local\Temp\39a10528f37185exeexeexeex.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      PID:1788

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 59KB
        • SHA256 e0d082a0c9b524cf33b5bb78285f1de332f5aa7402a177da49a57e7cdae7b245
        • MD5 SHA1 SHA512 SSDEEP

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 59KB
        • SHA256 e0d082a0c9b524cf33b5bb78285f1de332f5aa7402a177da49a57e7cdae7b245
        • MD5 SHA1 SHA512 SSDEEP

        asih.exe

        • Path C:\Users\Admin\AppData\Local\Temp\asih.exe
        • Size 59KB
        • SHA256 e0d082a0c9b524cf33b5bb78285f1de332f5aa7402a177da49a57e7cdae7b245
        • MD5 SHA1 SHA512 SSDEEP

        memory/1788-150-0x00000000020E0000-0x00000000020E6000-memory.dmp

        memory/1788-156-0x0000000000500000-0x000000000050F000-memory.dmp

        memory/4344-133-0x0000000002210000-0x0000000002216000-memory.dmp

        memory/4344-134-0x0000000002230000-0x0000000002236000-memory.dmp

        memory/4344-141-0x0000000000500000-0x000000000050F000-memory.dmp