General

  • Target

    3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34

  • Size

    700KB

  • Sample

    250117-bq7q6axmfw

  • MD5

    9b2fa9859a66e72916fcea74c7d49661

  • SHA1

    1b2508f919a99cf8b0a39f151ecfd3a2b7d9eb74

  • SHA256

    3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34

  • SHA512

    30f137cc41be9e4a727bd45f44f07069c221d1517bd9f00f976832071b22d4de64684ebb21fc51fcfc879970e3565ba48448a0faf9ca23028a1797fdcec9eea9

  • SSDEEP

    6144:MWusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N1vbAj:Mz7IFjvelQypyfy7z6u7+4DvbAj

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Boy12345#

Targets

    • Target

      3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34

    • Size

      700KB

    • MD5

      9b2fa9859a66e72916fcea74c7d49661

    • SHA1

      1b2508f919a99cf8b0a39f151ecfd3a2b7d9eb74

    • SHA256

      3f767773d7f30cca202943927007b278b19daacc9b7283bd84b3f40e110acb34

    • SHA512

      30f137cc41be9e4a727bd45f44f07069c221d1517bd9f00f976832071b22d4de64684ebb21fc51fcfc879970e3565ba48448a0faf9ca23028a1797fdcec9eea9

    • SSDEEP

      6144:MWusAIFB++velibxPyp/64wjOjn6cB3rZtT/Yq3v9Auky+4N1vbAj:Mz7IFjvelQypyfy7z6u7+4DvbAj

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks