Analysis

  • max time kernel
    150s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    21/07/2020, 07:01

General

  • Target
    Payment_slip.exe
  • Size 610KB
  • Sample200721-vjefk58cks
  • SHA256 d88b00afe502517f9415ac41667410acfc0bdbd7d74389de73256aafd8f7d5eb
  • MD5 SHA1 SHA512

Malware Config

Signatures

  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • Suspicious behavior: MapViewOfSection 2 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.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1225 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • HawkEye

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\Payment_slip.exe
    "C:\Users\Admin\AppData\Local\Temp\Payment_slip.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:1636
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
        PID:4052
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Suspicious use of WriteProcessMemory
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:4076
        • 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:3456
          • 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:3548

        Network

              MITRE ATT&CK Enterprise v6

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              memory/3456-2-0x0000000000400000-0x000000000041B000-memory.dmp

              memory/3456-4-0x0000000000400000-0x000000000041B000-memory.dmp

              memory/3548-5-0x0000000000400000-0x0000000000458000-memory.dmp

              memory/3548-7-0x0000000000400000-0x0000000000458000-memory.dmp

              memory/4076-0-0x0000000000400000-0x0000000000488000-memory.dmp