Analysis

  • max time kernel
    134s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    27-11-2022 13:17

General

  • Target

    7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe

  • Size

    456KB

  • MD5

    8d2f472bfa3602fb36a8f23ffcfbc67d

  • SHA1

    257c6be1ff10895989bf6589ce34d4321d76d016

  • SHA256

    7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd

  • SHA512

    28f2eca6f977e48aea74cf43fe076f6486cc9172128e92a91270877546a51167924c1e982ae48c672c25bf10619e3961fd0baee415801ed828908f48b7cfce03

  • SSDEEP

    6144:9QmOS7CQbe+0O+Y1BsGzH4sJUAebAZcDQWrMskP+1kqAlWUZHuJ97JpQFH1yqh:amJCiea+Y8SH4yQEANZ1kD9B63QF

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 11 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 16 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 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 37 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe
    "C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1048
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Update\Windows" /XML "C:\Users\Admin\AppData\Local\Temp\1497613836.xml"
      2⤵
      • Creates scheduled task(s)
      PID:2008
    • C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe
      "C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe"
      2⤵
        PID:768
      • C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe
        "C:\Users\Admin\AppData\Local\Temp\7de2057fee5baa374604293fca53fd22924ef9076d122eb06fe97ed7e7c2a4bd.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1380
        • 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:1904
        • 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:1536

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\1497613836.xml

        Filesize

        1KB

        MD5

        0db5a272a459eb824ceb398929020e41

        SHA1

        e370e9bb2969a395f972fd810fe72edd92ca6f34

        SHA256

        6cf1dc8e58cd736870f123c2a046c2586606abfd59c926e4fcb7e24b1e9259c5

        SHA512

        d8a7f54f96bef471b00af432761d725db2f0eea1c3ab040f6ce1adb1d70e27cadcfe32032fc41a8c76e1d947768b877483c91e3576fe6b27c6753f2169f45c56

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

        Filesize

        2B

        MD5

        f3b25701fe362ec84616a93a45ce9998

        SHA1

        d62636d8caec13f04e28442a0a6fa1afeb024bbb

        SHA256

        b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

        SHA512

        98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

      • memory/1048-70-0x0000000074A00000-0x0000000074FAB000-memory.dmp

        Filesize

        5.7MB

      • memory/1048-54-0x00000000759F1000-0x00000000759F3000-memory.dmp

        Filesize

        8KB

      • memory/1048-57-0x0000000074A00000-0x0000000074FAB000-memory.dmp

        Filesize

        5.7MB

      • memory/1380-67-0x000000000047EA1E-mapping.dmp

      • memory/1380-61-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-63-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-81-0x0000000074990000-0x0000000074F3B000-memory.dmp

        Filesize

        5.7MB

      • memory/1380-65-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-59-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-69-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-72-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-74-0x0000000074990000-0x0000000074F3B000-memory.dmp

        Filesize

        5.7MB

      • memory/1380-58-0x0000000000400000-0x0000000000484000-memory.dmp

        Filesize

        528KB

      • memory/1380-88-0x0000000000D85000-0x0000000000D96000-memory.dmp

        Filesize

        68KB

      • memory/1380-92-0x0000000000D85000-0x0000000000D96000-memory.dmp

        Filesize

        68KB

      • memory/1536-84-0x0000000000442628-mapping.dmp

      • memory/1536-83-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1536-87-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1536-89-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1536-91-0x0000000000400000-0x0000000000458000-memory.dmp

        Filesize

        352KB

      • memory/1904-80-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1904-82-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1904-79-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/1904-76-0x0000000000411654-mapping.dmp

      • memory/1904-75-0x0000000000400000-0x000000000041B000-memory.dmp

        Filesize

        108KB

      • memory/2008-55-0x0000000000000000-mapping.dmp