General

  • Target

    5022c64aaf13054f7c315d686197718b.exe

  • Size

    1.4MB

  • Sample

    210118-mw2pglrvj2

  • MD5

    5022c64aaf13054f7c315d686197718b

  • SHA1

    d614a4dab950af5f3adbcd5df1051f5075bac5ac

  • SHA256

    59cb63135ce3f7b326d52dde355dcf32035c9b6c2a229027990d80f4aad805fa

  • SHA512

    92a6d030c15b0a9d3d9c54f2cf47726e603a8789cf07a87c589f74e5543b7e48b968540608e53aecd473b829fd6667e8f1a422745eee10353b04ad995f293fc7

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    pro40.emailserver.vn
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Vexa@2013

Targets

    • Target

      5022c64aaf13054f7c315d686197718b.exe

    • Size

      1.4MB

    • MD5

      5022c64aaf13054f7c315d686197718b

    • SHA1

      d614a4dab950af5f3adbcd5df1051f5075bac5ac

    • SHA256

      59cb63135ce3f7b326d52dde355dcf32035c9b6c2a229027990d80f4aad805fa

    • SHA512

      92a6d030c15b0a9d3d9c54f2cf47726e603a8789cf07a87c589f74e5543b7e48b968540608e53aecd473b829fd6667e8f1a422745eee10353b04ad995f293fc7

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger Payload

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks