Analysis

  • max time kernel
    131s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    22/02/2022, 21:20

General

  • Target

    0a26d7e1eefbf61bdd39bea7d81fda51cdd190bb5e593d1d543838d5f22e0b78.exe

  • Size

    893KB

  • MD5

    0df088f99317e99ab34caa8f05573fc1

  • SHA1

    89ecb5c6b812951247ffdbb9804b174a5e844d64

  • SHA256

    0a26d7e1eefbf61bdd39bea7d81fda51cdd190bb5e593d1d543838d5f22e0b78

  • SHA512

    0b5e25daf6d97c71bfc2e7a1a65cf8cf52b14cb83de103d33de80ca9979bcac38d687337d0db21f9deb5075a08d4c97bf568345537e079957c4083df33156c9d

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 4 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0a26d7e1eefbf61bdd39bea7d81fda51cdd190bb5e593d1d543838d5f22e0b78.exe
    "C:\Users\Admin\AppData\Local\Temp\0a26d7e1eefbf61bdd39bea7d81fda51cdd190bb5e593d1d543838d5f22e0b78.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1308
    • 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"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:452
    • 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"
      2⤵
        PID:1788

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/452-60-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/452-63-0x0000000000400000-0x000000000041B000-memory.dmp

            Filesize

            108KB

          • memory/1308-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp

            Filesize

            8KB

          • memory/1308-56-0x0000000000C20000-0x0000000000C21000-memory.dmp

            Filesize

            4KB

          • memory/1308-55-0x0000000074D71000-0x0000000074D72000-memory.dmp

            Filesize

            4KB

          • memory/1308-57-0x0000000074D72000-0x0000000074D74000-memory.dmp

            Filesize

            8KB

          • memory/1308-58-0x0000000000C21000-0x0000000000C22000-memory.dmp

            Filesize

            4KB

          • memory/1308-59-0x0000000000C26000-0x0000000000C37000-memory.dmp

            Filesize

            68KB

          • memory/1308-62-0x0000000000C37000-0x0000000000C38000-memory.dmp

            Filesize

            4KB

          • memory/1788-64-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB

          • memory/1788-66-0x0000000000400000-0x0000000000458000-memory.dmp

            Filesize

            352KB