General

  • Target

    IMG_166390pdf.exe

  • Size

    1.2MB

  • Sample

    210131-2bd6kmsxje

  • MD5

    d465001aa0ac39ff2ca78bb22d767dd7

  • SHA1

    c36cb58139046fe8551212742f8d5f2116d89062

  • SHA256

    5aa55a47433a0b571e6f11ca4bde2b216b7f25184f08017d47e7877bfef81445

  • SHA512

    f176c4e24f313b42a5b9e7fafb0229b45bcc7e8dac83d1ff861f56371bd88643a0ddceefdd1866854ba041af9aa77c3b745e9526eb2566e654bdc6663652fb35

Malware Config

Targets

    • Target

      IMG_166390pdf.exe

    • Size

      1.2MB

    • MD5

      d465001aa0ac39ff2ca78bb22d767dd7

    • SHA1

      c36cb58139046fe8551212742f8d5f2116d89062

    • SHA256

      5aa55a47433a0b571e6f11ca4bde2b216b7f25184f08017d47e7877bfef81445

    • SHA512

      f176c4e24f313b42a5b9e7fafb0229b45bcc7e8dac83d1ff861f56371bd88643a0ddceefdd1866854ba041af9aa77c3b745e9526eb2566e654bdc6663652fb35

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • 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.

    • 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