General

  • Target

    NEAS.3f17b75014b3eb38b7c62f4ced6ba7777733bdd04a164194afde81369ab9fb9fexe_JC.exe

  • Size

    511KB

  • Sample

    231023-vfjfcscf48

  • MD5

    a73e719f752678044373f6040d958e99

  • SHA1

    ac782c945ea27230b1a87c6d1664cef5870540f6

  • SHA256

    3f17b75014b3eb38b7c62f4ced6ba7777733bdd04a164194afde81369ab9fb9f

  • SHA512

    a3a36e382e6d4aac50f33d56ec259d10c8f01c7fad8d381e7475afecb8d9104bcce314631b23380f594e708f1d1ddbd4ef4a9529608271068e4d748456db5d77

  • SSDEEP

    12288:s/jaavJ3PH+xVXbTUpYBFVUYpxsMstXWGogkqwz:sL/vd2XUuBw2xsMUWGZk

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.1tcl.com
  • Port:
    25
  • Username:
    [email protected]
  • Password:
    RRa*ysS8

Targets

    • Target

      NEAS.3f17b75014b3eb38b7c62f4ced6ba7777733bdd04a164194afde81369ab9fb9fexe_JC.exe

    • Size

      511KB

    • MD5

      a73e719f752678044373f6040d958e99

    • SHA1

      ac782c945ea27230b1a87c6d1664cef5870540f6

    • SHA256

      3f17b75014b3eb38b7c62f4ced6ba7777733bdd04a164194afde81369ab9fb9f

    • SHA512

      a3a36e382e6d4aac50f33d56ec259d10c8f01c7fad8d381e7475afecb8d9104bcce314631b23380f594e708f1d1ddbd4ef4a9529608271068e4d748456db5d77

    • SSDEEP

      12288:s/jaavJ3PH+xVXbTUpYBFVUYpxsMstXWGogkqwz:sL/vd2XUuBw2xsMUWGZk

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • 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