Analysis

  • max time kernel
    51s
  • max time network
    52s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16/06/2024, 16:53

General

  • Target
    017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe.exe
  • Size 330KB
  • Sample240616-vd64msthmk
  • SHA256 017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • snakekeylogger

Credentials
  • Protocol

    smtp

  • Host

    mail.valleycountysar.org

  • Port

    587

  • Password

    DKw(r0%wpbd]

C2
  • http://103.130.147.85

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 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
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe.exe
    "C:\Users\Admin\AppData\Local\Temp\017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3432
    • C:\Users\Admin\AppData\Local\Temp\017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe.exe
      "C:\Users\Admin\AppData\Local\Temp\017c968c9e14e98ef8e80b9e0cd780e094e8448e1810d56199966d707aa747fe.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1448 -s 1440
        3⤵
        • Program crash
        PID:3004
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1448 -ip 1448
    1⤵
      PID:2144

    Network

          MITRE ATT&CK Matrix

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          memory/1448-9-0x0000000000400000-0x0000000000426000-memory.dmp

          memory/1448-14-0x00000000750E0000-0x0000000075890000-memory.dmp

          memory/1448-11-0x00000000750E0000-0x0000000075890000-memory.dmp

          memory/1448-10-0x00000000750E0000-0x0000000075890000-memory.dmp

          memory/3432-3-0x00000000051E0000-0x0000000005272000-memory.dmp

          memory/3432-5-0x00000000053F0000-0x00000000053FA000-memory.dmp

          memory/3432-6-0x0000000005400000-0x0000000005454000-memory.dmp

          memory/3432-7-0x0000000005530000-0x00000000055CC000-memory.dmp

          memory/3432-8-0x0000000005480000-0x0000000005488000-memory.dmp

          memory/3432-4-0x00000000750E0000-0x0000000075890000-memory.dmp

          memory/3432-0-0x00000000750EE000-0x00000000750EF000-memory.dmp

          memory/3432-2-0x0000000005790000-0x0000000005D34000-memory.dmp

          memory/3432-13-0x00000000750E0000-0x0000000075890000-memory.dmp

          memory/3432-1-0x0000000000780000-0x00000000007D8000-memory.dmp