General

  • Target

    184852e931ab246085b05f5ce34c9ea40d3b8a77e4b2e01273bc578654466459

  • Size

    728KB

  • Sample

    240427-bye14sgc43

  • MD5

    1b6da4dc82cb44a7f0d418df47aac983

  • SHA1

    198c5264936cae6f83c91837753aa6cd9a73229b

  • SHA256

    184852e931ab246085b05f5ce34c9ea40d3b8a77e4b2e01273bc578654466459

  • SHA512

    cdcc7647b298ab076150dfa7d54c7e387568798bc00171bbeb15f4675cd1c204f6eda62d36f55af788e8c0867f75f2cd84f9f7e12fb22d9abda4366580ffaecf

  • SSDEEP

    12288:u2BuMvvjpkDaBs/4ISkA47TahF15qIiIWFkp5cJiaeyAE5U4DNnyUO0sjowkR:SMnFTapE+ahFLqIYip5cJiaeUDkUco3

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      184852e931ab246085b05f5ce34c9ea40d3b8a77e4b2e01273bc578654466459

    • Size

      728KB

    • MD5

      1b6da4dc82cb44a7f0d418df47aac983

    • SHA1

      198c5264936cae6f83c91837753aa6cd9a73229b

    • SHA256

      184852e931ab246085b05f5ce34c9ea40d3b8a77e4b2e01273bc578654466459

    • SHA512

      cdcc7647b298ab076150dfa7d54c7e387568798bc00171bbeb15f4675cd1c204f6eda62d36f55af788e8c0867f75f2cd84f9f7e12fb22d9abda4366580ffaecf

    • SSDEEP

      12288:u2BuMvvjpkDaBs/4ISkA47TahF15qIiIWFkp5cJiaeyAE5U4DNnyUO0sjowkR:SMnFTapE+ahFLqIYip5cJiaeUDkUco3

    • AgentTesla

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

    • 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.

    • 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