Analysis

  • max time kernel
    125s
  • max time network
    51s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231201-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231201-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-12-2023 04:39

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.21621.27326.exe

  • Size

    518KB

  • MD5

    66b0530dc094491748a9632d53d51623

  • SHA1

    23686beaefd8470f8d904522778f4c67ba641d09

  • SHA256

    d181fed18a646621f4f6441afbce6f32afbe5fb13cd3923b9c4d03a485b30eaa

  • SHA512

    c355d74a045e77da315270f352f6b130af5280058044a8fb3804d262ac6e75d4de8f7a2274fea9441ef2cb8b1c044dc7fb979a1f9a8a08cd04a90963271be012

  • SSDEEP

    12288:Gv45+po2ZEWI1InUKJjMUiC1zrN92LI2tneyLw24/wcT7ibH/zV+g/U:Gu+pJZbI1MNni+rv+I20yZIDT7QHrIgM

Malware Config

Extracted

Family

snakekeylogger

Credentials

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\SecuriteInfo.com.Win32.PWSX-gen.21621.27326.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.21621.27326.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1904
    • 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
      PID:2836
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 1408
        3⤵
        • Program crash
        PID:3216
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 2836 -ip 2836
    1⤵
      PID:4432

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1904-8-0x00000000055B0000-0x00000000055BA000-memory.dmp

      Filesize

      40KB

    • memory/1904-6-0x0000000005550000-0x0000000005568000-memory.dmp

      Filesize

      96KB

    • memory/1904-2-0x0000000005340000-0x0000000005350000-memory.dmp

      Filesize

      64KB

    • memory/1904-3-0x0000000005900000-0x0000000005EA4000-memory.dmp

      Filesize

      5.6MB

    • memory/1904-0-0x0000000000750000-0x00000000007D8000-memory.dmp

      Filesize

      544KB

    • memory/1904-5-0x0000000005540000-0x000000000554A000-memory.dmp

      Filesize

      40KB

    • memory/1904-1-0x00000000747E0000-0x0000000074F90000-memory.dmp

      Filesize

      7.7MB

    • memory/1904-7-0x00000000055A0000-0x00000000055A8000-memory.dmp

      Filesize

      32KB

    • memory/1904-4-0x0000000005350000-0x00000000053E2000-memory.dmp

      Filesize

      584KB

    • memory/1904-9-0x0000000007DC0000-0x0000000007E20000-memory.dmp

      Filesize

      384KB

    • memory/1904-10-0x0000000007C20000-0x0000000007CBC000-memory.dmp

      Filesize

      624KB

    • memory/1904-14-0x00000000747E0000-0x0000000074F90000-memory.dmp

      Filesize

      7.7MB

    • memory/2836-13-0x00000000747E0000-0x0000000074F90000-memory.dmp

      Filesize

      7.7MB

    • memory/2836-11-0x0000000000400000-0x0000000000426000-memory.dmp

      Filesize

      152KB

    • memory/2836-15-0x0000000005B40000-0x0000000005B50000-memory.dmp

      Filesize

      64KB

    • memory/2836-16-0x00000000747E0000-0x0000000074F90000-memory.dmp

      Filesize

      7.7MB