General

  • Target

    Signed po_000165.exe

  • Size

    1.1MB

  • Sample

    230328-lfw7saab58

  • MD5

    c125d39a5c36ceb3561c38c86c0f74ff

  • SHA1

    ee54939ec90d947049e2be343de7c42f9472df02

  • SHA256

    1bd8f3260eef97220ff4fbf88e4e4005832becf5a74742c2bd2fbf542e446972

  • SHA512

    a5cdd216d6cb680c3415b88c9bc4c2accec6301f6d38c57d81d14bad74c1cfb9b5605b4384f095b3375bb03a90f3591eb5a79900c47defd5e2d5665f8af43d35

  • SSDEEP

    24576:vA5QvV9xxFzUYAMTZ8Mysn3HeFD8UW4Uw6ATp1wUb1QiD:Y5cxD4VCLyk3ev5p6A8x8

Malware Config

Extracted

Family

snakekeylogger

Credentials

  • Protocol:
    smtp
  • Host:
    mail.muktaaspa.com
  • Port:
    587
  • Username:
    inquiry@muktaaspa.com
  • Password:
    %!G&w4007t]O

Targets

    • Target

      Signed po_000165.exe

    • Size

      1.1MB

    • MD5

      c125d39a5c36ceb3561c38c86c0f74ff

    • SHA1

      ee54939ec90d947049e2be343de7c42f9472df02

    • SHA256

      1bd8f3260eef97220ff4fbf88e4e4005832becf5a74742c2bd2fbf542e446972

    • SHA512

      a5cdd216d6cb680c3415b88c9bc4c2accec6301f6d38c57d81d14bad74c1cfb9b5605b4384f095b3375bb03a90f3591eb5a79900c47defd5e2d5665f8af43d35

    • SSDEEP

      24576:vA5QvV9xxFzUYAMTZ8Mysn3HeFD8UW4Uw6ATp1wUb1QiD:Y5cxD4VCLyk3ev5p6A8x8

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Accesses Microsoft Outlook profiles

    • 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

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks