Analysis

  • max time kernel
    119s
  • max time network
    142s
  • platform
    windows7_x64
  • resource
    win7-20230712-en
  • resource tags

    arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
  • submitted
    20/07/2023, 07:03

General

  • Target

    PAGO 748844.exe

  • Size

    590KB

  • MD5

    3974423cf3a5ca86b4cbc9c0968f62ea

  • SHA1

    a88c8cce74fd4d8f767a87548fc20a22c779f099

  • SHA256

    8a88d8c71eeff5031c0be922bad9639753a904fbf78536c0f8ac0619ae69d1b4

  • SHA512

    14c02a57c33e61280df44cc3aea171dcebbaa1e673b7194cc2c81d13b07abef0c6c5de13b156194fce8ff054adab117be46c3bf79270e27d22b36d594d27e847

  • SSDEEP

    12288:FS6ln+flo/XciMvACJKTHlqdivLfLhL+uVWayCHZwuDUIjvSbJ94u+U:MTdCjEBJyHlqdiDfLhLjVWayC5woUIjX

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mtbooks.com.mx
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    ^QGUcHQjx3

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 IoCs
  • 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe
    "C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2996
    • C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe
      "C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe"
      2⤵
      • Accesses Microsoft Outlook profiles
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: RenamesItself
      • Suspicious use of AdjustPrivilegeToken
      • outlook_office_path
      • outlook_win_path
      PID:2828

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/2828-70-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-65-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-76-0x0000000074120000-0x000000007480E000-memory.dmp

          Filesize

          6.9MB

        • memory/2828-75-0x0000000002040000-0x0000000002080000-memory.dmp

          Filesize

          256KB

        • memory/2828-74-0x0000000074120000-0x000000007480E000-memory.dmp

          Filesize

          6.9MB

        • memory/2828-62-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-73-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-68-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-63-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-64-0x0000000000400000-0x0000000000426000-memory.dmp

          Filesize

          152KB

        • memory/2828-66-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

          Filesize

          4KB

        • memory/2996-59-0x0000000004D80000-0x0000000004DC0000-memory.dmp

          Filesize

          256KB

        • memory/2996-55-0x0000000074120000-0x000000007480E000-memory.dmp

          Filesize

          6.9MB

        • memory/2996-61-0x0000000000740000-0x00000000007A0000-memory.dmp

          Filesize

          384KB

        • memory/2996-72-0x0000000074120000-0x000000007480E000-memory.dmp

          Filesize

          6.9MB

        • memory/2996-54-0x0000000000260000-0x00000000002FA000-memory.dmp

          Filesize

          616KB

        • memory/2996-60-0x0000000000550000-0x000000000055A000-memory.dmp

          Filesize

          40KB

        • memory/2996-58-0x0000000074120000-0x000000007480E000-memory.dmp

          Filesize

          6.9MB

        • memory/2996-57-0x0000000000540000-0x0000000000550000-memory.dmp

          Filesize

          64KB

        • memory/2996-56-0x0000000004D80000-0x0000000004DC0000-memory.dmp

          Filesize

          256KB