Analysis

  • max time kernel
    151s
  • max time network
    137s
  • platform
    windows7_x64
  • resource
    win7v200430
  • submitted
    16-07-2020 10:41

General

  • Target

    PAYMENT_SLIP.exe

  • Size

    682KB

  • MD5

    585b758048738f9b6c7fdccda7670e7e

  • SHA1

    62a9445cb0e972e527563c1a039f62248ebf7fcf

  • SHA256

    aacbdc4e71933d3b1315ffaf853ae20db13b8ba6442f250d8207ec1018d1ac53

  • SHA512

    ef38c90063b0bdf37613162374d2dac74a1a639def65a93eaa4663ed0bd20f3a499233e19500d48737e5a98b0b5cb1602fe83ad0415a23fc7c076c2016e2f1bc

Malware Config

Signatures

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1333 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT_SLIP.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT_SLIP.exe"
    1⤵
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1492
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of WriteProcessMemory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      PID:996
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
          PID:1848
        • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
          C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
          3⤵
            PID:1384

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/996-0-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/996-2-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/996-3-0x0000000000400000-0x0000000000488000-memory.dmp

        Filesize

        544KB

      • memory/1384-7-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1384-9-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1848-4-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1848-6-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB