General

  • Target

    b8b8ee98aece14e848cef5a7c91c40d5b9cb60f4b886053f9cfe99f97a1e670b

  • Size

    1.3MB

  • Sample

    250114-cbw7jswkaq

  • MD5

    fef8b47ed96b7b9503ca743e26d9846d

  • SHA1

    e44e5c71173a6142e70c13fabe0270f5e03bf993

  • SHA256

    b8b8ee98aece14e848cef5a7c91c40d5b9cb60f4b886053f9cfe99f97a1e670b

  • SHA512

    56ceeee9f3e72997d2a4bf55e747aa9c2d3b2536cd58e89587a8b27be64b9d29d5494c2a6933797cfdce9908efa4dcfad00bcdc24ae1c5e3d8471dbdc39a5c98

  • SSDEEP

    24576:EIb4vkU+6dIiQTLliz0xBqBhh14H1v1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:ljYdqdiz0xBuhh1sjLoyEkmZ9Y14

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    polar.argondns.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    q}s=bWo$zLCn

Targets

    • Target

      b8b8ee98aece14e848cef5a7c91c40d5b9cb60f4b886053f9cfe99f97a1e670b

    • Size

      1.3MB

    • MD5

      fef8b47ed96b7b9503ca743e26d9846d

    • SHA1

      e44e5c71173a6142e70c13fabe0270f5e03bf993

    • SHA256

      b8b8ee98aece14e848cef5a7c91c40d5b9cb60f4b886053f9cfe99f97a1e670b

    • SHA512

      56ceeee9f3e72997d2a4bf55e747aa9c2d3b2536cd58e89587a8b27be64b9d29d5494c2a6933797cfdce9908efa4dcfad00bcdc24ae1c5e3d8471dbdc39a5c98

    • SSDEEP

      24576:EIb4vkU+6dIiQTLliz0xBqBhh14H1v1RIAhjLoamMiX4lNmZg0YxegPbUIDPP:ljYdqdiz0xBuhh1sjLoyEkmZ9Y14

    • AgentTesla

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

    • Agenttesla family

    • AgentTesla payload

    • 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.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks