Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v200430
  • submitted
    13-07-2020 19:14

General

  • Target

    SecuriteInfo.com.Atros7.OHE.31928.12310.exe

  • Size

    35KB

  • MD5

    d9099b15a586053c53069c8a636a3ad6

  • SHA1

    965aed8ed2f5345c89f79f54fcb2e9d82ff929ee

  • SHA256

    e7ab97cc5f69b125dabf881992f61e38a0d27585067d95c25d9a6a52f5c84539

  • SHA512

    c7e47d860a859097f6d762caecbfed75f49ecbef18f93abdbdab7a1c513c64481bd0a935352536d969fa9cc064bcc43502facdf367d282fd01e75049494ee072

Malware Config

Signatures

  • Modifies Windows Firewall 1 TTPs
  • Adds Run entry to start application 2 TTPs 2 IoCs
  • Drops startup file 2 IoCs
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Suspicious use of WriteProcessMemory 6 IoCs
  • Executes dropped EXE 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Atros7.OHE.31928.12310.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Atros7.OHE.31928.12310.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2536
    • C:\Users\Admin\AppData\Local\Temp\sa.exe
      "C:\Users\Admin\AppData\Local\Temp\sa.exe"
      2⤵
      • Adds Run entry to start application
      • Drops startup file
      • Suspicious use of WriteProcessMemory
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2220
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\sa.exe" "sa.exe" ENABLE
        3⤵
          PID:2900

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\sa.exe

    • C:\Users\Admin\AppData\Local\Temp\sa.exe

    • memory/2220-0-0x0000000000000000-mapping.dmp

    • memory/2900-3-0x0000000000000000-mapping.dmp