Analysis

  • max time kernel
    142s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230703-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/07/2023, 07:03

General

  • Target
    PAGO 748844.exe
  • Size 590KB
  • Sample230720-hvcvxadh2z
  • SHA256 8a88d8c71eeff5031c0be922bad9639753a904fbf78536c0f8ac0619ae69d1b4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    smtp.mtbooks.com.mx

  • Port

    587

  • Password

    ^QGUcHQjx3

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 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:4772
    • C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe
      "C:\Users\Admin\AppData\Local\Temp\PAGO 748844.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3824
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3824 -s 1496
        3⤵
        • Program crash
        PID:4680
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 3824 -ip 3824
    1⤵
      PID:760

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

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          Downloads

          PAGO 748844.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PAGO 748844.exe.log
          • Size 1KB
          • SHA256 ee17be860e129795491b4be61f5ac446b16f2679e056114024ffc72b2e23a9b7
          • MD5 SHA1 SHA512

          memory/3824-143-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/3824-151-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/3824-150-0x0000000005240000-0x0000000005250000-memory.dmp

          memory/3824-149-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/3824-147-0x0000000005240000-0x0000000005250000-memory.dmp

          memory/3824-146-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/4772-137-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

          memory/4772-141-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/4772-142-0x0000000004BC0000-0x0000000004BD0000-memory.dmp

          memory/4772-140-0x0000000004C70000-0x0000000004D0C000-memory.dmp

          memory/4772-139-0x0000000004D80000-0x0000000004F26000-memory.dmp

          memory/4772-138-0x0000000004960000-0x000000000496A000-memory.dmp

          memory/4772-134-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/4772-148-0x0000000074790000-0x0000000074F40000-memory.dmp

          memory/4772-136-0x00000000049C0000-0x0000000004A52000-memory.dmp

          memory/4772-135-0x0000000004F70000-0x0000000005514000-memory.dmp

          memory/4772-133-0x0000000000040000-0x00000000000DA000-memory.dmp