Analysis

  • max time kernel
    107s
  • max time network
    144s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 03:29

General

  • Target

    Bank Details.exe

  • Size

    3.1MB

  • MD5

    a6e4e89f00d68be02f99096e2a4a7354

  • SHA1

    4e3a9c9642b81afb1796456f469351fb9206f6a6

  • SHA256

    8e4c8220da40890346882eb27edbe5072ac81e47c2a78f4bc57dea2c4a7c7c4f

  • SHA512

    ce5de98ba70b480f3f30c425f20ab767e67b0c1c6a0e8fa644edb40bc07d442c7f37f2276e239c763c34571c8980f7985675e6e82a95351c029da80905d85ed3

  • SSDEEP

    12288:lzIuqPC3I1HwB/PhoNYXCMRIOxpbzJucOLCb3c2ZL/QgW0H0dhU:lz93IqBRogimbzJuccCb3c2K9dhU

Malware Config

Extracted

Family

vipkeylogger

Credentials

Signatures

  • VIPKeylogger

    VIPKeylogger is a keylogger and infostealer written in C# and it resembles SnakeKeylogger that was found in 2020.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 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 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Bank Details.exe
    "C:\Users\Admin\AppData\Local\Temp\Bank Details.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2420
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2284
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:2164
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
          PID:2852

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2164-17-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2164-14-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2164-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2164-15-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2284-6-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2284-5-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2284-4-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2284-7-0x0000000000400000-0x000000000044A000-memory.dmp

        Filesize

        296KB

      • memory/2420-0-0x000007FEF61E3000-0x000007FEF61E4000-memory.dmp

        Filesize

        4KB

      • memory/2420-3-0x000000001A710000-0x000000001A7AC000-memory.dmp

        Filesize

        624KB

      • memory/2420-2-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

        Filesize

        9.9MB

      • memory/2420-1-0x0000000000ED0000-0x0000000000EDA000-memory.dmp

        Filesize

        40KB

      • memory/2420-18-0x000007FEF61E0000-0x000007FEF6BCC000-memory.dmp

        Filesize

        9.9MB