Analysis

  • max time kernel
    116s
  • max time network
    117s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/09/2024, 12:14

General

  • Target
    65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.exe
  • Size 666KB
  • Sample240904-pebfga1dng
  • SHA256 65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • 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 2 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).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.exe
    "C:\Users\Admin\AppData\Local\Temp\65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.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:2356
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1332
    • C:\Users\Admin\AppData\Local\Temp\65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.exe
      "C:\Users\Admin\AppData\Local\Temp\65468778fc4c2ce8fda7c7aa63581d69ec6faadff01e44e3250cbc6d9f88d91d.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:2012

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        __PSScriptPolicyTest_sv0ub1e3.jed.ps1

        • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_sv0ub1e3.jed.ps1
        • Size 60B
        • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
        • MD5 SHA1 SHA512

        memory/1332-51-0x0000000007A00000-0x0000000007A0A000-memory.dmp

        memory/1332-16-0x0000000005790000-0x0000000005DB8000-memory.dmp

        memory/1332-50-0x0000000007990000-0x00000000079AA000-memory.dmp

        memory/1332-49-0x0000000007FD0000-0x000000000864A000-memory.dmp

        memory/1332-48-0x0000000007860000-0x0000000007903000-memory.dmp

        memory/1332-47-0x0000000006C20000-0x0000000006C3E000-memory.dmp

        memory/1332-60-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/1332-57-0x0000000007CB0000-0x0000000007CB8000-memory.dmp

        memory/1332-56-0x0000000007CD0000-0x0000000007CEA000-memory.dmp

        memory/1332-55-0x0000000007BD0000-0x0000000007BE4000-memory.dmp

        memory/1332-37-0x0000000070390000-0x00000000703DC000-memory.dmp

        memory/1332-27-0x0000000005F90000-0x0000000005FF6000-memory.dmp

        memory/1332-36-0x0000000007620000-0x0000000007652000-memory.dmp

        memory/1332-15-0x0000000002D50000-0x0000000002D86000-memory.dmp

        memory/1332-17-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/1332-52-0x0000000007C10000-0x0000000007CA6000-memory.dmp

        memory/1332-35-0x00000000066A0000-0x00000000066EC000-memory.dmp

        memory/1332-19-0x0000000005EF0000-0x0000000005F12000-memory.dmp

        memory/1332-20-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/1332-26-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/1332-54-0x0000000007BC0000-0x0000000007BCE000-memory.dmp

        memory/1332-53-0x0000000007B90000-0x0000000007BA1000-memory.dmp

        memory/1332-28-0x0000000006000000-0x0000000006066000-memory.dmp

        memory/1332-33-0x0000000006170000-0x00000000064C4000-memory.dmp

        memory/1332-34-0x0000000006660000-0x000000000667E000-memory.dmp

        memory/2012-18-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2012-13-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2012-11-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/2012-61-0x00000000065C0000-0x0000000006610000-memory.dmp

        memory/2012-62-0x00000000067E0000-0x00000000069A2000-memory.dmp

        memory/2012-63-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2012-64-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2356-14-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2356-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

        memory/2356-2-0x0000000005310000-0x00000000058B4000-memory.dmp

        memory/2356-1-0x0000000000370000-0x000000000041C000-memory.dmp

        memory/2356-10-0x0000000008CD0000-0x0000000008D6C000-memory.dmp

        memory/2356-9-0x0000000006360000-0x00000000063C8000-memory.dmp

        memory/2356-8-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2356-7-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

        memory/2356-6-0x0000000006860000-0x0000000006878000-memory.dmp

        memory/2356-5-0x0000000004F60000-0x0000000004F6A000-memory.dmp

        memory/2356-4-0x0000000074AD0000-0x0000000075280000-memory.dmp

        memory/2356-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp