General

  • Target

    27970a1a59a9e4f39aed843e55e31ae0.exe

  • Size

    1.5MB

  • Sample

    210118-6v4bsst6ce

  • MD5

    27970a1a59a9e4f39aed843e55e31ae0

  • SHA1

    c1c54be2a890bc5174b9a94d19385d3c9e9f8b8a

  • SHA256

    30eb1963753aa4a9d4987f1e43c684d91b1b9ca11202a7f751bc621a0149cb19

  • SHA512

    0fbb5bbb642b8230a2c18dd06cf930fab67fd1e3b6b461a2560b7464d9f557723d9fe813ebcafb5b7400be1e45f8bb275056f500523d9d740f4251ebde9f15ae

Malware Config

Targets

    • Target

      27970a1a59a9e4f39aed843e55e31ae0.exe

    • Size

      1.5MB

    • MD5

      27970a1a59a9e4f39aed843e55e31ae0

    • SHA1

      c1c54be2a890bc5174b9a94d19385d3c9e9f8b8a

    • SHA256

      30eb1963753aa4a9d4987f1e43c684d91b1b9ca11202a7f751bc621a0149cb19

    • SHA512

      0fbb5bbb642b8230a2c18dd06cf930fab67fd1e3b6b461a2560b7464d9f557723d9fe813ebcafb5b7400be1e45f8bb275056f500523d9d740f4251ebde9f15ae

    • 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.

    • Adds Run key to start application

    • 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

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks