Analysis

  • max time kernel
    140s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    22-11-2022 18:39

General

  • Target

    6e711c7305c3e81336bcc1c4e0f2ef8c7806ee531a698b29b5ae997b111a947f.exe

  • Size

    859KB

  • MD5

    9cc711820acb7747d9ca8553f32b7763

  • SHA1

    6475b200826591ed2be1c020e28cc8cec328e264

  • SHA256

    6e711c7305c3e81336bcc1c4e0f2ef8c7806ee531a698b29b5ae997b111a947f

  • SHA512

    9dfcd0b33cf97b2edf552f681ceb8b1cb1232c2e00fd9aa1116cb87669da05152686f7480dbb6d22922631d7cb62b1fbca7f922a746f15fc69dce28bdecff4dc

  • SSDEEP

    12288:A1IQtqB5urTIoYWBQk1E+VF9mOx9wiZUe:dQtqBorTlYWBhE+V3mO

Malware Config

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 10 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e711c7305c3e81336bcc1c4e0f2ef8c7806ee531a698b29b5ae997b111a947f.exe
    "C:\Users\Admin\AppData\Local\Temp\6e711c7305c3e81336bcc1c4e0f2ef8c7806ee531a698b29b5ae997b111a947f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1392
    • 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:1056
    • 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:392
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
        dw20.exe -x -s 1380
        2⤵
          PID:1716

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\holderwb.txt

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • memory/392-70-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/392-64-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/392-72-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/392-68-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/392-65-0x0000000000442628-mapping.dmp

      • memory/1056-63-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1056-62-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1056-61-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1056-58-0x0000000000411654-mapping.dmp

      • memory/1056-57-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1392-56-0x0000000074260000-0x000000007480B000-memory.dmp

        Filesize

        5.7MB

      • memory/1392-69-0x0000000000A15000-0x0000000000A26000-memory.dmp

        Filesize

        68KB

      • memory/1392-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

        Filesize

        8KB

      • memory/1392-55-0x0000000074260000-0x000000007480B000-memory.dmp

        Filesize

        5.7MB

      • memory/1392-73-0x0000000000A15000-0x0000000000A26000-memory.dmp

        Filesize

        68KB

      • memory/1716-74-0x0000000000000000-mapping.dmp