Analysis

  • max time kernel
    4294189s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20220223-en
  • submitted
    10/03/2022, 02:18

General

  • Target

    6df4f49c02867044e4aee7dae33fbf9d747ead6fd79a7a2041f558db6225c5d3.exe

  • Size

    502KB

  • MD5

    acc6e11d8c5a32242e151a006d9e805b

  • SHA1

    a40cabdc83d96d36437ea9179c6e41c41f7c5177

  • SHA256

    6df4f49c02867044e4aee7dae33fbf9d747ead6fd79a7a2041f558db6225c5d3

  • SHA512

    c93feb5d1b6779fdfa9b23c5b003220584ec605b516d79a0f2d3d4d412781d438c80565099ae4a02773b5fa2410ef3dedd45fd6c680e7ac17c03a97e32c7872d

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pharma-trade.org
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    @unclep3490

Signatures

  • HawkEye

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

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 5 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 7 IoCs
  • Executes dropped EXE 1 IoCs
  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6df4f49c02867044e4aee7dae33fbf9d747ead6fd79a7a2041f558db6225c5d3.exe
    "C:\Users\Admin\AppData\Local\Temp\6df4f49c02867044e4aee7dae33fbf9d747ead6fd79a7a2041f558db6225c5d3.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1664
    • C:\Users\Admin\AppData\Roaming\Windows Update.exe
      "C:\Users\Admin\AppData\Roaming\Windows Update.exe"
      2⤵
      • Executes dropped EXE
      • Deletes itself
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Modifies system certificate store
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:592
      • 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⤵
        • Accesses Microsoft Outlook accounts
        PID:1248
      • 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:2016

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/592-64-0x00000000009C0000-0x00000000009C1000-memory.dmp

            Filesize

            4KB

          • memory/592-63-0x0000000074EB0000-0x000000007545B000-memory.dmp

            Filesize

            5.7MB

          • memory/592-65-0x0000000074EB0000-0x000000007545B000-memory.dmp

            Filesize

            5.7MB

          • memory/592-66-0x00000000009D6000-0x00000000009D7000-memory.dmp

            Filesize

            4KB

          • memory/1248-67-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1248-70-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1664-57-0x0000000074EB0000-0x000000007545B000-memory.dmp

            Filesize

            5.7MB

          • memory/1664-55-0x0000000074EB0000-0x000000007545B000-memory.dmp

            Filesize

            5.7MB

          • memory/1664-54-0x0000000075801000-0x0000000075803000-memory.dmp

            Filesize

            8KB

          • memory/1664-56-0x0000000000300000-0x0000000000301000-memory.dmp

            Filesize

            4KB

          • memory/2016-71-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/2016-74-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB