Analysis

  • max time kernel
    84s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/02/2023, 13:37

General

  • Target
    rpayment.exe
  • Size 410KB
  • Sample230228-qwth2sbf22
  • SHA256 1bbffa3f8bd9d8adeb17700d77f607e48fbf88375a8ea5c8f119c63933204fc7
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\rpayment.exe
    "C:\Users\Admin\AppData\Local\Temp\rpayment.exe"
    1⤵
    • Loads dropped DLL
    PID:4112

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        DORME.ini

        • Path C:\ProgramData\DORME.ini
        • Size 31B
        • SHA256 467b09ff26622746d205628ae325ec9838461bc5fe741b3757bb39ddec87ecb1
        • MD5 SHA1 SHA512

        System.dll

        • Path C:\Users\Admin\AppData\Local\Temp\nsb6632.tmp\System.dll
        • Size 12KB
        • SHA256 a4ec98011ef99e595912718c1a1bf1aa67bfc2192575729d42f559d01f67b95c
        • MD5 SHA1 SHA512 SSDEEP

        memory/4112-151-0x0000000004B60000-0x00000000069ED000-memory.dmp

        memory/4112-152-0x0000000004B60000-0x00000000069ED000-memory.dmp