Analysis

  • max time kernel
    92s
  • max time network
    161s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 07:28

General

  • Target

    8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026.exe

  • Size

    813KB

  • MD5

    72bf30383fc0eda5fc545972ef26a94b

  • SHA1

    205e39c03bc7c820b87cb0dff45ae7b3e3cf4968

  • SHA256

    8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026

  • SHA512

    1058f815de005997cba996d33784fa9e489c2229d0a29d3ded5e9e75904febb56c31de551e6f958e48dffedb810b83dbac1f471d9f5cbee0bf949346827b066d

  • SSDEEP

    12288:DCEVCrAa1cHoAQAm/YVntYm4eaTwiUf5IyyGvpASPQzBIVsz4JDqDU:/wrAS5AjnymLaTgm1GRASPQzBi

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.bk.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Favour123

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
  • Suspicious behavior: EnumeratesProcesses 1 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\8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026.exe
    "C:\Users\Admin\AppData\Local\Temp\8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1980
    • C:\Users\Admin\AppData\Local\Temp\8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026.exe
      "C:\Users\Admin\AppData\Local\Temp\8eac9ee0328d8801e9efbfaa282065d908b069cef38b6a4c75d01750875b0026.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1268
      • 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:1676
      • 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:1088

    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/1088-78-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-86-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-83-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-82-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/1088-79-0x0000000000442628-mapping.dmp

    • memory/1268-61-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-60-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-63-0x000000000047EA4E-mapping.dmp

    • memory/1268-65-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-67-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-57-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-70-0x00000000745A0000-0x0000000074B4B000-memory.dmp

      Filesize

      5.7MB

    • memory/1268-71-0x00000000745A0000-0x0000000074B4B000-memory.dmp

      Filesize

      5.7MB

    • memory/1268-58-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1268-62-0x0000000000400000-0x0000000000484000-memory.dmp

      Filesize

      528KB

    • memory/1676-73-0x0000000000411654-mapping.dmp

    • memory/1676-77-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1676-76-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1676-72-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1676-84-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/1980-54-0x0000000075521000-0x0000000075523000-memory.dmp

      Filesize

      8KB

    • memory/1980-69-0x00000000745A0000-0x0000000074B4B000-memory.dmp

      Filesize

      5.7MB

    • memory/1980-56-0x00000000745A0000-0x0000000074B4B000-memory.dmp

      Filesize

      5.7MB

    • memory/1980-55-0x00000000745A0000-0x0000000074B4B000-memory.dmp

      Filesize

      5.7MB