Analysis

  • max time kernel
    121s
  • max time network
    135s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09-12-2024 00:45

General

  • Target

    QUOTATION#00870.exe

  • Size

    489KB

  • MD5

    bcaf6fb2575efdf1334df47b0cb72622

  • SHA1

    9cb5f2577cc721010eba85f06ecae540a6ddf46d

  • SHA256

    5a9a4bb850b87e2e12608197e67e9f25cb2d85f802739f5d223407e10d658568

  • SHA512

    353a9c4eecee8b99ec35863549a13fcaff73b8d95f6c592b1f4b356d06d67fa08466c58d3a86840615d3e3dc302d57ffebe2ae73fbe105ddaefc0aa758f94979

  • SSDEEP

    12288:9roPi5P5h+KFiYudUZ0Gq8lucLcDil+s39Wo3y7NUYEUQyTzK8b6E8aFAA12:BoPizYyV0ncLsil+s39Wo6NUYhBTXb6p

Malware Config

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • Snakekeylogger family
  • UAC bypass 3 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.

  • 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
  • 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.

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

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

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 30 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\QUOTATION#00870.exe
    "C:\Users\Admin\AppData\Local\Temp\QUOTATION#00870.exe"
    1⤵
    • UAC bypass
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1940
    • 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\QUOTATION#00870.exe" -Force
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2944
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:2356
      • 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:2672
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regasm.exe"
        2⤵
          PID:2812

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/1940-0-0x000007FEF55E3000-0x000007FEF55E4000-memory.dmp

        Filesize

        4KB

      • memory/1940-1-0x0000000000F50000-0x0000000000FCE000-memory.dmp

        Filesize

        504KB

      • memory/1940-2-0x00000000002B0000-0x000000000032A000-memory.dmp

        Filesize

        488KB

      • memory/1940-3-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp

        Filesize

        9.9MB

      • memory/1940-31-0x000007FEF55E0000-0x000007FEF5FCC000-memory.dmp

        Filesize

        9.9MB

      • memory/2356-8-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2356-12-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2356-10-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2356-14-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2672-30-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2672-28-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2672-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        Filesize

        4KB

      • memory/2672-29-0x0000000000400000-0x0000000000426000-memory.dmp

        Filesize

        152KB

      • memory/2944-16-0x0000000002AB0000-0x0000000002B30000-memory.dmp

        Filesize

        512KB

      • memory/2944-17-0x000000001B630000-0x000000001B912000-memory.dmp

        Filesize

        2.9MB

      • memory/2944-18-0x0000000002680000-0x0000000002688000-memory.dmp

        Filesize

        32KB