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General

  • Target

    pay in slip.doc

  • Size

    24KB

  • Sample

    230320-vf9bsagf2v

  • MD5

    67813a427b895283130f351eda676413

  • SHA1

    7435c8fd33692e4de5c64d326c7979145eab8c52

  • SHA256

    b03ee24844c713545b3cbd37981db041423a1719d8d9faf596cdd8ddad7dc50f

  • SHA512

    f6edf2b0f8a06a2f722c2373ecb11aa5c6a303791f288abeaf23c5c87923302ee6f3ca35ed210f2638dba416271352511da392edd27d05af361fc04daceb17c7

  • SSDEEP

    768:7Fx0XaIsnPRIa4fwJMeQhMBW8BKwr4PFio:7f0Xvx3EMRhkKwQJ

Malware Config

Extracted

Family

snakekeylogger

Credentials

Targets

    • Target

      pay in slip.doc

    • Size

      24KB

    • MD5

      67813a427b895283130f351eda676413

    • SHA1

      7435c8fd33692e4de5c64d326c7979145eab8c52

    • SHA256

      b03ee24844c713545b3cbd37981db041423a1719d8d9faf596cdd8ddad7dc50f

    • SHA512

      f6edf2b0f8a06a2f722c2373ecb11aa5c6a303791f288abeaf23c5c87923302ee6f3ca35ed210f2638dba416271352511da392edd27d05af361fc04daceb17c7

    • SSDEEP

      768:7Fx0XaIsnPRIa4fwJMeQhMBW8BKwr4PFio:7f0Xvx3EMRhkKwQJ

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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.

    • 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 v6

Tasks