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General

  • Target

    a020a465557525b5d64fefc01a74348e5c8e5bbbbe2c01a8b99da32b1cd931d4.exe

  • Size

    696KB

  • Sample

    240517-egn48sgc2w

  • MD5

    4f1e4c96e3a5555a2c22f145df3894e8

  • SHA1

    2936fd5ee84724b1e8956985c95b6b5b0cbfde68

  • SHA256

    a020a465557525b5d64fefc01a74348e5c8e5bbbbe2c01a8b99da32b1cd931d4

  • SHA512

    9dc8fdbdff6c9d7d9dd19aee84c72edc1f64449088cd217822b7a9b510f62f8e17d2aeca5a181799b75c4fb1131ead9f04a132daf0596c44fa5fc57c5e4ffd8a

  • SSDEEP

    12288:p5F6HkkoFlJTQVqywuLPpzYrsomb3QrUGMRm68sqGgNCp7G1PwQsbagVLu/:p+uJTQzwoxsxDU//xqGUCp7G1PhM

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sara.ind.br
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Ale-1988

Targets

    • Target

      a020a465557525b5d64fefc01a74348e5c8e5bbbbe2c01a8b99da32b1cd931d4.exe

    • Size

      696KB

    • MD5

      4f1e4c96e3a5555a2c22f145df3894e8

    • SHA1

      2936fd5ee84724b1e8956985c95b6b5b0cbfde68

    • SHA256

      a020a465557525b5d64fefc01a74348e5c8e5bbbbe2c01a8b99da32b1cd931d4

    • SHA512

      9dc8fdbdff6c9d7d9dd19aee84c72edc1f64449088cd217822b7a9b510f62f8e17d2aeca5a181799b75c4fb1131ead9f04a132daf0596c44fa5fc57c5e4ffd8a

    • SSDEEP

      12288:p5F6HkkoFlJTQVqywuLPpzYrsomb3QrUGMRm68sqGgNCp7G1PwQsbagVLu/:p+uJTQzwoxsxDU//xqGUCp7G1PhM

    • 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.

    • 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