Analysis

  • max time kernel
    142s
  • max time network
    124s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-10-2024 10:59

General

  • Target

    2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.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 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.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe
    "C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:972
    • 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:4620
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\uSYikBvofLR" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB4B9.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2916
    • C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe
      "C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe"
      2⤵
        PID:716
      • C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe
        "C:\Users\Admin\AppData\Local\Temp\2218f6e628a1af7114da2810888487aacbf41d484f3480031134aa35efd50209.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious behavior: RenamesItself
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        • outlook_office_path
        • outlook_win_path
        PID:2336
        • 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:4848

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_uy4mgvze.t4j.ps1

      Filesize

      60B

      MD5

      d17fe0a3f47be24a6453e9ef58c94641

      SHA1

      6ab83620379fc69f80c0242105ddffd7d98d5d9d

      SHA256

      96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

      SHA512

      5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

    • C:\Users\Admin\AppData\Local\Temp\tmpB4B9.tmp

      Filesize

      1KB

      MD5

      d5a7aa70c857d43f4fe7944bbb8b6ad1

      SHA1

      ff6c33304bd9d6f0293921a64eaa2c784dc90750

      SHA256

      d6246cf415ca2d4707c38e7a7514858f457ebc4bc1b6be14246ffa3adc5d445c

      SHA512

      ccdb0f193d65a7d85962299d281e12fce77e795a3a82a3cee427a68ec99d52b67fd34f490489faeb1fa6f42621661029fb37149ad3899c08503ebd0f3fe3d63c

    • memory/972-8-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/972-0-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

      Filesize

      4KB

    • memory/972-4-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/972-5-0x0000000005710000-0x000000000571A000-memory.dmp

      Filesize

      40KB

    • memory/972-6-0x0000000006910000-0x0000000006928000-memory.dmp

      Filesize

      96KB

    • memory/972-7-0x0000000074F4E000-0x0000000074F4F000-memory.dmp

      Filesize

      4KB

    • memory/972-1-0x0000000000C80000-0x0000000000D18000-memory.dmp

      Filesize

      608KB

    • memory/972-9-0x00000000080D0000-0x0000000008138000-memory.dmp

      Filesize

      416KB

    • memory/972-10-0x0000000008360000-0x00000000083FC000-memory.dmp

      Filesize

      624KB

    • memory/972-3-0x0000000005790000-0x0000000005822000-memory.dmp

      Filesize

      584KB

    • memory/972-37-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/972-2-0x0000000005D40000-0x00000000062E4000-memory.dmp

      Filesize

      5.6MB

    • memory/2336-65-0x0000000006900000-0x0000000006950000-memory.dmp

      Filesize

      320KB

    • memory/2336-66-0x0000000006B20000-0x0000000006CE2000-memory.dmp

      Filesize

      1.8MB

    • memory/2336-67-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/2336-23-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2336-27-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4620-15-0x0000000002D00000-0x0000000002D36000-memory.dmp

      Filesize

      216KB

    • memory/4620-54-0x0000000007940000-0x000000000795A000-memory.dmp

      Filesize

      104KB

    • memory/4620-25-0x0000000006030000-0x0000000006384000-memory.dmp

      Filesize

      3.3MB

    • memory/4620-21-0x0000000005F50000-0x0000000005FB6000-memory.dmp

      Filesize

      408KB

    • memory/4620-22-0x0000000005FC0000-0x0000000006026000-memory.dmp

      Filesize

      408KB

    • memory/4620-20-0x0000000005650000-0x0000000005672000-memory.dmp

      Filesize

      136KB

    • memory/4620-38-0x0000000006610000-0x000000000662E000-memory.dmp

      Filesize

      120KB

    • memory/4620-39-0x00000000066A0000-0x00000000066EC000-memory.dmp

      Filesize

      304KB

    • memory/4620-40-0x00000000075B0000-0x00000000075E2000-memory.dmp

      Filesize

      200KB

    • memory/4620-41-0x00000000716B0000-0x00000000716FC000-memory.dmp

      Filesize

      304KB

    • memory/4620-51-0x0000000007570000-0x000000000758E000-memory.dmp

      Filesize

      120KB

    • memory/4620-52-0x00000000077F0000-0x0000000007893000-memory.dmp

      Filesize

      652KB

    • memory/4620-53-0x0000000007F80000-0x00000000085FA000-memory.dmp

      Filesize

      6.5MB

    • memory/4620-24-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4620-55-0x00000000079B0000-0x00000000079BA000-memory.dmp

      Filesize

      40KB

    • memory/4620-56-0x0000000007BC0000-0x0000000007C56000-memory.dmp

      Filesize

      600KB

    • memory/4620-57-0x0000000007B40000-0x0000000007B51000-memory.dmp

      Filesize

      68KB

    • memory/4620-58-0x0000000007B70000-0x0000000007B7E000-memory.dmp

      Filesize

      56KB

    • memory/4620-59-0x0000000007B80000-0x0000000007B94000-memory.dmp

      Filesize

      80KB

    • memory/4620-60-0x0000000007C80000-0x0000000007C9A000-memory.dmp

      Filesize

      104KB

    • memory/4620-61-0x0000000007C60000-0x0000000007C68000-memory.dmp

      Filesize

      32KB

    • memory/4620-64-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4620-19-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4620-17-0x0000000074F40000-0x00000000756F0000-memory.dmp

      Filesize

      7.7MB

    • memory/4620-16-0x00000000056F0000-0x0000000005D18000-memory.dmp

      Filesize

      6.2MB