Analysis

  • max time kernel
    77s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 17:02

General

  • Target

    7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe

  • Size

    664KB

  • MD5

    5919a7ccf6d76ed841dce48369da540a

  • SHA1

    4fc953413eb0783afe3bec31b1b24a3c4b422ef6

  • SHA256

    7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f

  • SHA512

    0a982e5382fdfd05f9251a213d847f695583940cad2ecafc4b88e11f10d08a31f1000ac249fb5ea585cf426fa87fc3815f735faff297bc6987027dfce483a9cf

  • SSDEEP

    12288:kIwGukpCZ3yn7ltW0HJtKDL7p6TUCVftOtDcZ6evtlsEOFPNnoGH7:r70cW0HJtK7p6TtO9cZ6ebhcP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    steve12345

Signatures

  • HawkEye

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

  • NirSoft MailPassView 12 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
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
    "C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
      "C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1120
      • 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:1988
      • 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:988

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Execution

    Scripting

    1
    T1064

    Defense Evasion

    Scripting

    1
    T1064

    Collection

    Email Collection

    1
    T1114

    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/988-84-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/988-91-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/988-89-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/988-88-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/988-85-0x0000000000442628-mapping.dmp
    • memory/1120-73-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-75-0x00000000742D0000-0x000000007487B000-memory.dmp
      Filesize

      5.7MB

    • memory/1120-61-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-64-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-66-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-70-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-58-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-60-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1120-81-0x00000000742D0000-0x000000007487B000-memory.dmp
      Filesize

      5.7MB

    • memory/1120-63-0x000000000047EA6E-mapping.dmp
    • memory/1120-57-0x0000000000080000-0x0000000000104000-memory.dmp
      Filesize

      528KB

    • memory/1932-56-0x0000000074340000-0x00000000748EB000-memory.dmp
      Filesize

      5.7MB

    • memory/1932-55-0x0000000074340000-0x00000000748EB000-memory.dmp
      Filesize

      5.7MB

    • memory/1932-54-0x0000000075981000-0x0000000075983000-memory.dmp
      Filesize

      8KB

    • memory/1932-65-0x0000000074340000-0x00000000748EB000-memory.dmp
      Filesize

      5.7MB

    • memory/1988-77-0x0000000000411654-mapping.dmp
    • memory/1988-83-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1988-82-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1988-80-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/1988-76-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB