Analysis

  • max time kernel
    118s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    02-07-2024 02:00

General

  • Target

    f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe

  • Size

    1.5MB

  • MD5

    ec3fe16c54946213c717a27606f70243

  • SHA1

    d11efe4e0f949ff6b14929cd30ae146c1b4a11c9

  • SHA256

    f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695

  • SHA512

    66125f727ec27d3e1da5c87953e46e928b000d564c784b919ba0b558efe4aa080a2f310e729f03b113ab02bc5aea390bb60a6829d3d586fab414b430d40eab04

  • SSDEEP

    12288:1hNsCbYGek5/68cYvmjZxVcsK3SCv6vcuqVuMDCqg0h+:14CF/6V1xNK3SnUrRh+

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    valleycountysar.org
  • Port:
    26
  • Username:
    [email protected]
  • Password:
    fY,FLoadtsiF

Signatures

  • Snake Keylogger

    Keylogger and Infostealer first seen in November 2020.

  • Snake Keylogger payload 5 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 46 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe
    "C:\Users\Admin\AppData\Local\Temp\f3c462280fd1964d68c76ff6889bd3c766fa7140c07962dda32c0cb488188695.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2852
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\msbuild.exe"
      2⤵
        PID:3028
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
        2⤵
          PID:2628
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\installutil.exe"
          2⤵
            PID:2588
          • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
            "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
            2⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of WriteProcessMemory
            PID:2756
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /C choice /C Y /N /D Y /T 3 & Del "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
              3⤵
              • Suspicious use of WriteProcessMemory
              PID:2484
              • C:\Windows\SysWOW64\choice.exe
                choice /C Y /N /D Y /T 3
                4⤵
                  PID:2560
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe
              "C:\Windows\Microsoft.NET\Framework\v4.0.30319\regsvcs.exe"
              2⤵
                PID:2600

            Network

            MITRE ATT&CK Matrix

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • memory/2756-18-0x00000000748AE000-0x00000000748AF000-memory.dmp
              Filesize

              4KB

            • memory/2756-13-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/2756-21-0x00000000748A0000-0x0000000074F8E000-memory.dmp
              Filesize

              6.9MB

            • memory/2756-20-0x00000000748A0000-0x0000000074F8E000-memory.dmp
              Filesize

              6.9MB

            • memory/2756-17-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/2756-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
              Filesize

              4KB

            • memory/2756-15-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/2852-1-0x0000000000C70000-0x0000000000C78000-memory.dmp
              Filesize

              32KB

            • memory/2852-0-0x000007FEF5F33000-0x000007FEF5F34000-memory.dmp
              Filesize

              4KB

            • memory/2852-19-0x000007FEF5F30000-0x000007FEF691C000-memory.dmp
              Filesize

              9.9MB

            • memory/2852-3-0x000007FEF5F30000-0x000007FEF691C000-memory.dmp
              Filesize

              9.9MB

            • memory/2852-2-0x0000000000440000-0x00000000004BA000-memory.dmp
              Filesize

              488KB

            • memory/3028-5-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/3028-4-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/3028-6-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB

            • memory/3028-7-0x0000000000400000-0x0000000000426000-memory.dmp
              Filesize

              152KB