Analysis

  • max time kernel
    147s
  • max time network
    131s
  • 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, 07:23

General

  • Target
    KIEFEL Packaging GmbH Purchase Order.exe
  • Size 362KB
  • Sample230706-h7tdeshd93
  • SHA256 e4f9c1298c90f9ffbb03d200ffdad6dae09bd94e1a408a3ba6a1b671d567b2c1
  • 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.

  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\KIEFEL Packaging GmbH Purchase Order.exe
    "C:\Users\Admin\AppData\Local\Temp\KIEFEL Packaging GmbH Purchase Order.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1468
    • C:\Users\Admin\AppData\Local\Temp\KIEFEL Packaging GmbH Purchase Order.exe
      "C:\Users\Admin\AppData\Local\Temp\KIEFEL Packaging GmbH Purchase Order.exe"
      2⤵
      • Checks computer location settings
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2324

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        hbbmnmu.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsaE08E.tmp\hbbmnmu.dll
        • Size 255KB
        • SHA256 79884c574c9e3ce5a983d36ebe3fc7eefc7e21372d044d3c78102778c79a0456
        • MD5 SHA1 SHA512 SSDEEP

        memory/1468-139-0x0000000003140000-0x0000000003142000-memory.dmp

        memory/2324-140-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/2324-141-0x0000000000400000-0x0000000000430000-memory.dmp

        memory/2324-142-0x0000000000A90000-0x0000000000DDA000-memory.dmp

        memory/2324-143-0x0000000000400000-0x0000000000430000-memory.dmp