Analysis

  • max time kernel
    20s
  • max time network
    113s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    01/04/2021, 18:38

General

  • Target
    OUTSTANDING INVOICE PAYMENT.exe
  • Size 1.6MB
  • Sample210401-5dmaf45lb6
  • SHA256 22916cd876516df90c959904823fbc25a331cd7f8e70343cc05f4674128f07e1
  • MD5 SHA1 SHA512
Score
7/10

Malware Config

Signatures

  • 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). Likely ransomware behaviour.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE PAYMENT.exe
    "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE PAYMENT.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:492
    • C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE PAYMENT.exe
      "C:\Users\Admin\AppData\Local\Temp\OUTSTANDING INVOICE PAYMENT.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:3480

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/492-6-0x00000000007B0000-0x00000000007B4000-memory.dmp

        memory/3480-7-0x0000000000400000-0x0000000000586000-memory.dmp

        memory/3480-8-0x0000000002230000-0x0000000002245000-memory.dmp