General

  • Target

    file.exe

  • Size

    703KB

  • Sample

    240906-h5597stdne

  • MD5

    171414b9200f9b670219a9b717f17bb2

  • SHA1

    8f6ebfa85a70ea38847691f4510875a5644639f6

  • SHA256

    b79e5abf3bb968637c3c6789a2192677786f68cc24aaa2d6bcdbea16025714e5

  • SHA512

    bd69b3c29d8b5338eaeae00de560dd918057ea62ec0508c793cacbb3c76636045c41f2eae9179d2911e0b769f8596c2d3531092014295f79e7070c4eb87564de

  • SSDEEP

    12288:2VpBot6E79+jRBBqqh30EtQbSlAtE7Rn3/vFuKd6NzUFjHQYsv7Y:ZyXkEtQ0AtE1nPF62WYwY

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5801961827:AAHU2YhkfiXQwgVf7WnbO6mcJG_3zpTOec4/

Targets

    • Target

      file.exe

    • Size

      703KB

    • MD5

      171414b9200f9b670219a9b717f17bb2

    • SHA1

      8f6ebfa85a70ea38847691f4510875a5644639f6

    • SHA256

      b79e5abf3bb968637c3c6789a2192677786f68cc24aaa2d6bcdbea16025714e5

    • SHA512

      bd69b3c29d8b5338eaeae00de560dd918057ea62ec0508c793cacbb3c76636045c41f2eae9179d2911e0b769f8596c2d3531092014295f79e7070c4eb87564de

    • SSDEEP

      12288:2VpBot6E79+jRBBqqh30EtQbSlAtE7Rn3/vFuKd6NzUFjHQYsv7Y:ZyXkEtQ0AtE1nPF62WYwY

    • AgentTesla

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

    • 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.

    • 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