General

  • Target

    IMG_25579.pdf.exe

  • Size

    1.4MB

  • Sample

    210120-rxlg7lff5j

  • MD5

    5ab98f94682ec463f48cada8b9811055

  • SHA1

    550fc889de33b94a63dfaf1138bcc54be489f767

  • SHA256

    b1c89b167239238aea8a718d40751a1233ab4b9479b19e6feb86ed5a4c9aec20

  • SHA512

    e3e4ed794ebf4bf3e246eab58699df4b822fdea5cab238b1a838c09b2d596a5228db934e631a843010df618e42524a32e7d4b750d536c9f20c827b78d71b87c6

Malware Config

Targets

    • Target

      IMG_25579.pdf.exe

    • Size

      1.4MB

    • MD5

      5ab98f94682ec463f48cada8b9811055

    • SHA1

      550fc889de33b94a63dfaf1138bcc54be489f767

    • SHA256

      b1c89b167239238aea8a718d40751a1233ab4b9479b19e6feb86ed5a4c9aec20

    • SHA512

      e3e4ed794ebf4bf3e246eab58699df4b822fdea5cab238b1a838c09b2d596a5228db934e631a843010df618e42524a32e7d4b750d536c9f20c827b78d71b87c6

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • Executes dropped EXE

    • Drops startup file

    • Loads dropped DLL

    • 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.

    • 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

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks