Analysis

  • max time kernel
    121s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    17-10-2024 02:25

General

  • Target

    de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe

  • Size

    585KB

  • MD5

    59fe13a8377c30271d44777e396b6bd5

  • SHA1

    27ebfc2576551267db98b26b70ab47cce0d351ac

  • SHA256

    de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c

  • SHA512

    3d575bd19523584daed64073ac77090c54bd7354165116fc45d086cf6eb57091ba8912c09e900a3f7680e62485668c754c176da6ae22a6dc2d0e05b07ccc63fa

  • SSDEEP

    12288:tnC8t19OthcGsWjeHCGvQmG7hf6b7Z2z1B9jmE:fShqWjeHTQKfE

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.pncala.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ZE25X]4F{wQ_

Extracted

Family

snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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
  • 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).

  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 1 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe
    "C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2080
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\uSYikBvofLR.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2964
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uSYikBvofLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmp50DE.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2844
    • C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe
      "C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe"
      2⤵
        PID:2824
      • C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe
        "C:\Users\Admin\AppData\Local\Temp\de0cb6ebdb3de731c768933ecd33f4adf12ae6667113ca68e49538bd644cd32c.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2732
        • C:\Windows\SysWOW64\netsh.exe
          "netsh" wlan show profile
          3⤵
          • Event Triggered Execution: Netsh Helper DLL
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          PID:2008

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp50DE.tmp

      Filesize

      1KB

      MD5

      78788d8ed50bb697322dc6212efd5898

      SHA1

      8f89102908b39cebc7c9b46a22cc63a68cd4e818

      SHA256

      b9d5228a2733f825313d32d8fb761d774ce991b318b0d5015240dc2a1041b825

      SHA512

      b82ae09ed65d668b7a30de39e72de392e554eae43dcfc7a180348b87fe5ece8791229f3d974ab875985e10f8b16172f1cd6eaea4d3b4e8a1a7486587494a096e

    • memory/2080-26-0x0000000074140000-0x000000007482E000-memory.dmp

      Filesize

      6.9MB

    • memory/2080-1-0x00000000000F0000-0x0000000000188000-memory.dmp

      Filesize

      608KB

    • memory/2080-2-0x0000000074140000-0x000000007482E000-memory.dmp

      Filesize

      6.9MB

    • memory/2080-3-0x0000000000500000-0x0000000000518000-memory.dmp

      Filesize

      96KB

    • memory/2080-4-0x000000007414E000-0x000000007414F000-memory.dmp

      Filesize

      4KB

    • memory/2080-5-0x0000000074140000-0x000000007482E000-memory.dmp

      Filesize

      6.9MB

    • memory/2080-6-0x0000000005300000-0x0000000005368000-memory.dmp

      Filesize

      416KB

    • memory/2080-0-0x000000007414E000-0x000000007414F000-memory.dmp

      Filesize

      4KB

    • memory/2732-23-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-21-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2732-18-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-16-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-14-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-12-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2732-22-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB