Analysis

  • max time kernel
    130s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    27-09-2023 08:03

General

  • Target

    6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe

  • Size

    505KB

  • MD5

    c3564cf4b0455ffab930884b3e81626b

  • SHA1

    ebfdbbc304368f44aed3ab69d609f7965fdf4021

  • SHA256

    6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd

  • SHA512

    3f69ab1622b9a558e3f37fc677d21223dee21e3f8f5af16367b437d73219eb51328d18cd9b1eca2437aa12da37ddf45d3e46544b0e500010a9389b4d797a9bfb

  • SSDEEP

    6144:IR3bS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9SRI:K3QtqB5urTIoYWBQk1E+VF9mOx9Z

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 3 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 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 1 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 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe
    "C:\Users\Admin\AppData\Local\Temp\6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2252
    • 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:2540
    • 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:2444

    Network

    MITRE ATT&CK Enterprise v15

    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/2252-25-0x0000000002050000-0x0000000002090000-memory.dmp

      Filesize

      256KB

    • memory/2252-2-0x0000000002050000-0x0000000002090000-memory.dmp

      Filesize

      256KB

    • memory/2252-5-0x00000000748D0000-0x0000000074E7B000-memory.dmp

      Filesize

      5.7MB

    • memory/2252-6-0x00000000748D0000-0x0000000074E7B000-memory.dmp

      Filesize

      5.7MB

    • memory/2252-7-0x0000000002050000-0x0000000002090000-memory.dmp

      Filesize

      256KB

    • memory/2252-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp

      Filesize

      5.7MB

    • memory/2252-9-0x0000000002050000-0x0000000002090000-memory.dmp

      Filesize

      256KB

    • memory/2252-0-0x00000000748D0000-0x0000000074E7B000-memory.dmp

      Filesize

      5.7MB

    • memory/2252-24-0x0000000002050000-0x0000000002090000-memory.dmp

      Filesize

      256KB

    • memory/2444-13-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2444-15-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2444-18-0x0000000000460000-0x00000000004C7000-memory.dmp

      Filesize

      412KB

    • memory/2444-20-0x0000000000400000-0x0000000000458000-memory.dmp

      Filesize

      352KB

    • memory/2540-11-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2540-16-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2540-23-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2540-12-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB

    • memory/2540-8-0x0000000000400000-0x000000000041B000-memory.dmp

      Filesize

      108KB