Analysis

  • max time kernel
    65s
  • max time network
    134s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    03/12/2022, 22:28

General

  • Target
    12220173387_20221124_13363111_Hesap0zeti.exe
  • Size 1.1MB
  • Sample221203-2dnevsba62
  • SHA256 3987c7ba08298c6fc3d6007468e751b3b751e750ea3a0ae5b2c5e699bac97002
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

C2
  • https://api.telegram.org/bot5310184099:AAGxqu0IL8tjOF6Eq6x2u0gfcHhvuxRwfLU/sendMessage?chat_id=5350445922

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 6 IoCs
  • 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
  • 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
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\12220173387_20221124_13363111_Hesap0zeti.exe
    "C:\Users\Admin\AppData\Local\Temp\12220173387_20221124_13363111_Hesap0zeti.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1768
    • C:\Users\Admin\AppData\Local\Temp\12220173387_20221124_13363111_Hesap0zeti.exe
      "C:\Users\Admin\AppData\Local\Temp\12220173387_20221124_13363111_Hesap0zeti.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:1472

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        memory/1472-65-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-71-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-61-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-66-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-60-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-63-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1472-69-0x0000000000400000-0x0000000000426000-memory.dmp

        memory/1768-55-0x0000000076961000-0x0000000076963000-memory.dmp

        memory/1768-54-0x0000000001160000-0x000000000127E000-memory.dmp

        memory/1768-59-0x00000000007F0000-0x0000000000858000-memory.dmp

        memory/1768-58-0x0000000007F80000-0x0000000008022000-memory.dmp

        memory/1768-57-0x0000000000290000-0x000000000029C000-memory.dmp

        memory/1768-56-0x00000000002B0000-0x00000000002C8000-memory.dmp