Analysis

  • max time kernel
    121s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    09-07-2024 01:30

General

  • Target

    745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e.exe

  • Size

    2.2MB

  • MD5

    b728ebe3c239d1ae3ecf44a116fc9ba5

  • SHA1

    77b7483fdb65597fe700ebf723fb0072fa5efd9e

  • SHA256

    745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e

  • SHA512

    c4666cb572f40afc591860acf4945b3fb5ace718094b1299d75ec2195cf8df1ffcffb66197af822655d9bc36b269776b28a578a12f1f7ef2ff5824add657cb33

  • SSDEEP

    12288:/PPi293YbcHEAVYaQkAvxvMnaqrYsuETiXjiwJ7g58h2wyu0f2g8tw+CpCh:/YbckCYaQdxKaq8suUKjDdg5k279ugCh

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Looks for VMWare Tools registry key 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 2 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.

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e.exe
    "C:\Users\Admin\AppData\Local\Temp\745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e.exe"
    1⤵
    • UAC bypass
    • Looks for VirtualBox Guest Additions in registry
    • Looks for VMWare Tools registry key
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:2304
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\745eff514a2c6d3f00e6343e6e582a613a6a6de9d58c9194e99b4da4f3cf186e.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2968
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2700
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2180
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          PID:2604
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        2⤵
          PID:2616

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2180-26-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2180-27-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2180-28-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2180-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2304-4-0x000000001AEC0000-0x000000001AF3A000-memory.dmp

        Filesize

        488KB

      • memory/2304-0-0x000007FEF51C3000-0x000007FEF51C4000-memory.dmp

        Filesize

        4KB

      • memory/2304-3-0x000000001B6D0000-0x000000001B6DC000-memory.dmp

        Filesize

        48KB

      • memory/2304-29-0x000007FEF51C0000-0x000007FEF5BAC000-memory.dmp

        Filesize

        9.9MB

      • memory/2304-2-0x000007FEF51C0000-0x000007FEF5BAC000-memory.dmp

        Filesize

        9.9MB

      • memory/2304-1-0x00000000010A0000-0x00000000010AC000-memory.dmp

        Filesize

        48KB

      • memory/2700-10-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2700-9-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2700-7-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2700-5-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2968-15-0x000000001B680000-0x000000001B962000-memory.dmp

        Filesize

        2.9MB

      • memory/2968-16-0x0000000001DE0000-0x0000000001DE8000-memory.dmp

        Filesize

        32KB