General

  • Target

    Photo02.jpg.lnk

  • Size

    2KB

  • Sample

    240131-mw991saeb8

  • MD5

    a9c696e8139ba0cfdf3241131fff2d1e

  • SHA1

    0607510c26a987944ad5a7da23ebaa69a21e70ed

  • SHA256

    fcb534128c207ff3e66cadc7e6400ce3987374d151aac8e7aa741aadd6a70a88

  • SHA512

    b933fa80f6eb65be5bb05d8cb8e3ebfbe8c97cad970271d7674d33a72bc8426a20ce17be698f35fcc75592dd479bb80579ceee2454ee4af1c80c616b84cd57ad

Malware Config

Targets

    • Target

      Photo02.jpg.lnk

    • Size

      2KB

    • MD5

      a9c696e8139ba0cfdf3241131fff2d1e

    • SHA1

      0607510c26a987944ad5a7da23ebaa69a21e70ed

    • SHA256

      fcb534128c207ff3e66cadc7e6400ce3987374d151aac8e7aa741aadd6a70a88

    • SHA512

      b933fa80f6eb65be5bb05d8cb8e3ebfbe8c97cad970271d7674d33a72bc8426a20ce17be698f35fcc75592dd479bb80579ceee2454ee4af1c80c616b84cd57ad

    • Snake Keylogger

      Keylogger and Infostealer first seen in November 2020.

    • Snake Keylogger payload

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • 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 Enterprise v15

Tasks