General

  • Target

    401c290929faf18ea2fe4696eb2a9e971c2bdf980f3f28a1237d517489d5e053

  • Size

    661KB

  • Sample

    240612-btfrvaxfkm

  • MD5

    601db4b94f8097f72d75b7beb086b933

  • SHA1

    ec4c8e8cd2a4168cd0fb7cdb9cfcbf3384b38f2c

  • SHA256

    401c290929faf18ea2fe4696eb2a9e971c2bdf980f3f28a1237d517489d5e053

  • SHA512

    312f7ec9e54c6df101afb58a3f786304af6d81d956dd0f0c645767be7e5de39a284210abb0663431bbd9ee651418627ab259210093aa16d16001c46aed99e67e

  • SSDEEP

    12288:Btkvq31eoWJbvukj3JjYC6RXstUBtWFF97SGi+beSgXtnuAgk7H:BteqF0zukdjqRcn2FLXluAge

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      401c290929faf18ea2fe4696eb2a9e971c2bdf980f3f28a1237d517489d5e053

    • Size

      661KB

    • MD5

      601db4b94f8097f72d75b7beb086b933

    • SHA1

      ec4c8e8cd2a4168cd0fb7cdb9cfcbf3384b38f2c

    • SHA256

      401c290929faf18ea2fe4696eb2a9e971c2bdf980f3f28a1237d517489d5e053

    • SHA512

      312f7ec9e54c6df101afb58a3f786304af6d81d956dd0f0c645767be7e5de39a284210abb0663431bbd9ee651418627ab259210093aa16d16001c46aed99e67e

    • SSDEEP

      12288:Btkvq31eoWJbvukj3JjYC6RXstUBtWFF97SGi+beSgXtnuAgk7H:BteqF0zukdjqRcn2FLXluAge

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks