General

  • Target

    RFQ2573664PDF.exe

  • Size

    836KB

  • Sample

    230505-zq23nsed44

  • MD5

    71ec5221a2034695e676cf553ef632e3

  • SHA1

    e724930b8c2aed088d4d205ac882197f8b67e462

  • SHA256

    746604779bf099b84b5a237bc6e777b10cd9ca0d02e49e136f4856debbb89d65

  • SHA512

    068c1cb9b4c552423ea6af41062ea6ccf7ec2a0c4abf4c37427b11d9ec11c95994caef2d786490032c1ab9c90ba8e51896e01f89f8d2e1aa457942d475ae7452

  • SSDEEP

    12288:yc/9WflU/9K2tNHlu3elvjE63hjMLsGIWb/yqYHDC92OzfJ/:hylUHtPu3Gl6IAyq/2C

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      RFQ2573664PDF.exe

    • Size

      836KB

    • MD5

      71ec5221a2034695e676cf553ef632e3

    • SHA1

      e724930b8c2aed088d4d205ac882197f8b67e462

    • SHA256

      746604779bf099b84b5a237bc6e777b10cd9ca0d02e49e136f4856debbb89d65

    • SHA512

      068c1cb9b4c552423ea6af41062ea6ccf7ec2a0c4abf4c37427b11d9ec11c95994caef2d786490032c1ab9c90ba8e51896e01f89f8d2e1aa457942d475ae7452

    • SSDEEP

      12288:yc/9WflU/9K2tNHlu3elvjE63hjMLsGIWb/yqYHDC92OzfJ/:hylUHtPu3Gl6IAyq/2C

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Detects Redline Stealer samples

      This rule detects the presence of Redline Stealer samples based on their unique strings.

    • RedLine

      RedLine Stealer is a malware family written in C#, first appearing in early 2020.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks