General

  • Target

    file

  • Size

    1.4MB

  • Sample

    210122-7qpwf59zna

  • MD5

    8ef068e9992dfceee5aae9af836f1517

  • SHA1

    e1847f65c16a0a29724b97e535c590897b278ec6

  • SHA256

    13636e9795fdf0357c790acb8f35f012fa7b2be5434e40f727b99451d808487a

  • SHA512

    41d9a68f04d681c02425b7f0adb8858da51fce657ce71edf975994c3eb2340d4501c903b92b21d9e4a67c3a0381fe9b5e171056c4b91df3709e3c72238e323ca

Malware Config

Targets

    • Target

      file

    • Size

      1.4MB

    • MD5

      8ef068e9992dfceee5aae9af836f1517

    • SHA1

      e1847f65c16a0a29724b97e535c590897b278ec6

    • SHA256

      13636e9795fdf0357c790acb8f35f012fa7b2be5434e40f727b99451d808487a

    • SHA512

      41d9a68f04d681c02425b7f0adb8858da51fce657ce71edf975994c3eb2340d4501c903b92b21d9e4a67c3a0381fe9b5e171056c4b91df3709e3c72238e323ca

    • 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.

    • Enumerates physical storage devices

      Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

    • 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

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks