Analysis

  • max time kernel
    75s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11/09/2022, 06:39

General

  • Target
    Quote 51079366.exe
  • Size 15KB
  • Sample220911-hemeeaehap
  • SHA256 fab07f4db8a4bf594da2f718d104ba0dfefff0b40621bad5def02f3a62405433
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5663632223:AAG5KHZDs7KWoaqTYx3lSyFlOdfD9vGegQo/sendMessage?chat_id=1443320838

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • 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
  • Adds Run key to start application 2 TTPs 1 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). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 3 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\Quote 51079366.exe
    "C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2008
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAzAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2324
    • C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe
      "C:\Users\Admin\AppData\Local\Temp\Quote 51079366.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:308

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        Quote 51079366.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Quote 51079366.exe.log
        • Size 1KB
        • SHA256 0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461
        • MD5 SHA1 SHA512

        memory/308-148-0x0000000006650000-0x000000000665A000-memory.dmp

        memory/308-147-0x00000000067E0000-0x0000000006872000-memory.dmp

        memory/308-146-0x00000000053A0000-0x000000000543C000-memory.dmp

        memory/308-145-0x0000000005950000-0x0000000005EF4000-memory.dmp

        memory/308-143-0x0000000000400000-0x000000000047C000-memory.dmp

        memory/2008-133-0x0000000005A90000-0x0000000005AB2000-memory.dmp

        memory/2008-132-0x00000000005B0000-0x00000000005BA000-memory.dmp

        memory/2324-136-0x0000000004D90000-0x00000000053B8000-memory.dmp

        memory/2324-141-0x00000000061A0000-0x00000000061BA000-memory.dmp

        memory/2324-140-0x00000000072E0000-0x000000000795A000-memory.dmp

        memory/2324-139-0x0000000005C90000-0x0000000005CAE000-memory.dmp

        memory/2324-138-0x0000000005650000-0x00000000056B6000-memory.dmp

        memory/2324-137-0x0000000005430000-0x0000000005496000-memory.dmp

        memory/2324-135-0x0000000004720000-0x0000000004756000-memory.dmp