General

  • Target

    PO-5738737272.exe

  • Size

    427KB

  • Sample

    211202-x3s97aedh6

  • MD5

    e46e4deadec5bed6fcd3b6eb3202d606

  • SHA1

    a98564f3f69b65a5a031a8f8830e8d833f02a831

  • SHA256

    da7d90e13ecccb70bba997e4a07c76abf774dd2309bd71982fe3479ab0ddd663

  • SHA512

    5247025435db48a7a6b09dbf202bff5739415d533ba950cc38074bccbb6c192e3a6c2fa830c0243988738bfcbf3e628ae74a18b1b4c9ec6f5c7e68afbcfa2905

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sapphireclothing.com
  • Port:
    587
  • Username:
    hr@sapphireclothing.com
  • Password:
    hrSap2018

Targets

    • Target

      PO-5738737272.exe

    • Size

      427KB

    • MD5

      e46e4deadec5bed6fcd3b6eb3202d606

    • SHA1

      a98564f3f69b65a5a031a8f8830e8d833f02a831

    • SHA256

      da7d90e13ecccb70bba997e4a07c76abf774dd2309bd71982fe3479ab0ddd663

    • SHA512

      5247025435db48a7a6b09dbf202bff5739415d533ba950cc38074bccbb6c192e3a6c2fa830c0243988738bfcbf3e628ae74a18b1b4c9ec6f5c7e68afbcfa2905

    • Modifies WinLogon for persistence

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 Matrix ATT&CK v6

Persistence

Winlogon Helper DLL

1
T1004

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks