General

  • Target

    sun.exe

  • Size

    1.1MB

  • Sample

    210117-46e83bxe6e

  • MD5

    535fa9072ad404e7f39b1adb9f83c780

  • SHA1

    baa36efbfc5732e2dbc9d5e07a7ad0d255bb4fbe

  • SHA256

    622b255f7552f990c5d1f97c3ec9fad77b589b88961deec7b691794d81a7b9b4

  • SHA512

    516f52cd2dda7a1f4fd6693f9080e3ffac63ba3b2882d92f65746cf134283a66c4675375483772add15416c616f98c05d7e250bb9ca1c63229b1def71cd9b8e0

Malware Config

Targets

    • Target

      sun.exe

    • Size

      1.1MB

    • MD5

      535fa9072ad404e7f39b1adb9f83c780

    • SHA1

      baa36efbfc5732e2dbc9d5e07a7ad0d255bb4fbe

    • SHA256

      622b255f7552f990c5d1f97c3ec9fad77b589b88961deec7b691794d81a7b9b4

    • SHA512

      516f52cd2dda7a1f4fd6693f9080e3ffac63ba3b2882d92f65746cf134283a66c4675375483772add15416c616f98c05d7e250bb9ca1c63229b1def71cd9b8e0

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • Drops startup file

    • 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