General

  • Target

    1ad767f865f642736b9ce33bdb40e4d58e6d2bb6b10cfa12ca71ac291f889e74.zip

  • Size

    534KB

  • Sample

    240524-bfacxafe8t

  • MD5

    c97030ee895a1e872e97f9698ddcb03f

  • SHA1

    77e4290b828effc7253d3cde449ad6ca32118b8f

  • SHA256

    1ad767f865f642736b9ce33bdb40e4d58e6d2bb6b10cfa12ca71ac291f889e74

  • SHA512

    9dd5f3894033fe52e02dcc1e5dc248ce70ddd38cad0b4b9be71f9fefe49845fa80590c226b879f0b2cdac43c9b6a28b55f8e33f15f2f21254a55bc45823895f6

  • SSDEEP

    12288:EzKb3tPsN5sJfVtHDZxgACBUFjKxAss9zJDsNK4KJdg6g41:Hb++JdBDvgAC6BiBsroYdd+41

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.speedhouseoman.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    SpH@0084
C2

https://scratchdreams.tk

Targets

    • Target

      Invoice.exe

    • Size

      557KB

    • MD5

      7ccea594742ef8616d4329ae4b13d65f

    • SHA1

      2cc66eb1781ca1389e5b961f6904ba819770cf62

    • SHA256

      3235c0cc1e4c983e8e11ad3f9fe6af66cf5cda2d4f4730f84cd290d877136b6c

    • SHA512

      59eef8e1cbedf34393b262f3d84e61a67e552db3ce8d95c492d5559449694d2d6324882c84b844d496b2ae9a7a81dd42df81b6a0a4ff74a8c02e964a680d4a3d

    • SSDEEP

      12288:dVTlZnKl3tPs75yJfVtHNrx8ACBUtjKxisU9zJDs1K4YJHg6gi/:nZZKlCYJdBN98AC65izUrow9H+i

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables with potential process hoocking

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses Microsoft Outlook profiles

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks