General

  • Target

    39f92d713caf05bf9043db2649aea9d2df4bd03e139c09a8e68dfca21d545f4a

  • Size

    145KB

  • Sample

    240508-qjhk1sgg53

  • MD5

    115b5aae8c9a24258d28bfb74f638ac8

  • SHA1

    3265a76ab3e92e5d77336427f3d6892fcb0d9cf7

  • SHA256

    39f92d713caf05bf9043db2649aea9d2df4bd03e139c09a8e68dfca21d545f4a

  • SHA512

    2a8237a4b0f8dfcd6bce208a8b9a096f32edfe8de71ceb35e8bd842ffcc22dceae723c5270e766ab9f10f27e288344dd70d7f66b841cb828d21dcb313d8d058a

  • SSDEEP

    1536:PezR1zewFnNK7GRvKVnnatIl6X0QnX3OON8UbBGk0:PI1zDFMQvynnatC6dW2h0

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1263338506:AAEo1afaqZcanZqwKGJF2HA7xr6YOHyXHtU/

Targets

    • Target

      39f92d713caf05bf9043db2649aea9d2df4bd03e139c09a8e68dfca21d545f4a

    • Size

      145KB

    • MD5

      115b5aae8c9a24258d28bfb74f638ac8

    • SHA1

      3265a76ab3e92e5d77336427f3d6892fcb0d9cf7

    • SHA256

      39f92d713caf05bf9043db2649aea9d2df4bd03e139c09a8e68dfca21d545f4a

    • SHA512

      2a8237a4b0f8dfcd6bce208a8b9a096f32edfe8de71ceb35e8bd842ffcc22dceae723c5270e766ab9f10f27e288344dd70d7f66b841cb828d21dcb313d8d058a

    • SSDEEP

      1536:PezR1zewFnNK7GRvKVnnatIl6X0QnX3OON8UbBGk0:PI1zDFMQvynnatC6dW2h0

    • AgentTesla

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

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Downloads MZ/PE file

    • Executes dropped EXE

    • 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