Analysis

  • max time kernel
    150s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7
  • submitted
    31-07-2020 10:22

General

  • Target

    Versanddetails.exe

  • Size

    596KB

  • MD5

    269a05d36d071c206dc87187d6136352

  • SHA1

    85f8c093f487db02ebbbda53d0893be9bdbc0ace

  • SHA256

    b774ad4c9780bdb6e4fec9dbd688f1ac6d0ee75e9771c64de99e1f5152e0b385

  • SHA512

    2449cc3e98eb46ffb373552fe1ca7cca4fea9628482e0f3214a2ef19a97240b184eca1191607e6406d810238ef8a0a29030867bec0baf44a7c480d485d661ebc

Malware Config

Signatures

  • Suspicious use of WriteProcessMemory 28 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 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.

  • Uses the VBS compiler for execution 1 TTPs
  • HawkEye

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

  • Suspicious behavior: EnumeratesProcesses 1090 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\Versanddetails.exe
    "C:\Users\Admin\AppData\Local\Temp\Versanddetails.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of SetThreadContext
    PID:1312
    • 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:1396
      • 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:1808
        • 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:1844

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Execution

      Scripting

      1
      T1064

      Defense Evasion

      Scripting

      1
      T1064

      Credential Access

      Credentials in Files

      1
      T1081

      Collection

      Data from Local System

      1
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\holderwb.txt
      • memory/1396-0-0x0000000000400000-0x0000000000488000-memory.dmp
        Filesize

        544KB

      • memory/1396-1-0x0000000000480C5E-mapping.dmp
      • memory/1396-2-0x0000000000400000-0x0000000000488000-memory.dmp
        Filesize

        544KB

      • memory/1396-3-0x0000000000400000-0x0000000000488000-memory.dmp
        Filesize

        544KB

      • memory/1808-5-0x0000000000411654-mapping.dmp
      • memory/1808-4-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1808-6-0x0000000000400000-0x000000000041B000-memory.dmp
        Filesize

        108KB

      • memory/1844-7-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB

      • memory/1844-8-0x0000000000442628-mapping.dmp
      • memory/1844-9-0x0000000000400000-0x0000000000458000-memory.dmp
        Filesize

        352KB