General

  • Target

    b7c75a8bf472b4214a6b899bd9aa30e1_JaffaCakes118

  • Size

    685KB

  • Sample

    240822-qhx93syeqe

  • MD5

    b7c75a8bf472b4214a6b899bd9aa30e1

  • SHA1

    22f92089ea40c26e5aac0cf6b98e8418928964fa

  • SHA256

    b3eaa66b652b4001d4727b585beb8fcb466e420b461581f5f3f34bb70f2dcf51

  • SHA512

    401089acea4ef867c938b5ec9ad279add79123b64b38e0de98c60121baa8fedd389338e4854112896a21fcf52303e82b34dc8a49d9c625e2710167d5e0c2fba1

  • SSDEEP

    12288:K7059+cVsiV9bVngCdn0pS+3hUa8UeQ5E9umOgD5N:Kw59Pnh1gCZ0pS+OaqSE9u8Df

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1358407337:AAEn_F0epiFnfXDLwBqJY0mfwmNqFKhvO3I/sendDocument

Targets

    • Target

      b7c75a8bf472b4214a6b899bd9aa30e1_JaffaCakes118

    • Size

      685KB

    • MD5

      b7c75a8bf472b4214a6b899bd9aa30e1

    • SHA1

      22f92089ea40c26e5aac0cf6b98e8418928964fa

    • SHA256

      b3eaa66b652b4001d4727b585beb8fcb466e420b461581f5f3f34bb70f2dcf51

    • SHA512

      401089acea4ef867c938b5ec9ad279add79123b64b38e0de98c60121baa8fedd389338e4854112896a21fcf52303e82b34dc8a49d9c625e2710167d5e0c2fba1

    • SSDEEP

      12288:K7059+cVsiV9bVngCdn0pS+3hUa8UeQ5E9umOgD5N:Kw59Pnh1gCZ0pS+OaqSE9u8Df

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks