General

  • Target

    680654b64bbe030b78d39d248787e41051c6f92bcc98b4fbbcbd9246081615b6

  • Size

    428KB

  • Sample

    240422-bvm8badh6s

  • MD5

    222e4ef509194a4247bcb523110e5fc6

  • SHA1

    a751e7514ec1bf0512248e071fa35b3611d083d3

  • SHA256

    680654b64bbe030b78d39d248787e41051c6f92bcc98b4fbbcbd9246081615b6

  • SHA512

    76e3bcde805a0f34feb2ccc800560c0307f248e2613dc27238d4e649b033a4f2097c20d77dbb31670ecee8b7f9ebd857900263e3c8bd0c653818919556708e6d

  • SSDEEP

    6144:TZK7MOQgX0tQeoPaFCkToPYAxpGfWFN4iJNHYBAd8sJKruxQOGIusS9gtuL:dQeIaqQ0EfWH4YZRdhG2QXII9gt

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    1.$.#t~cK;4C

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.ercolina-usa.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    1.$.#t~cK;4C

Targets

    • Target

      680654b64bbe030b78d39d248787e41051c6f92bcc98b4fbbcbd9246081615b6

    • Size

      428KB

    • MD5

      222e4ef509194a4247bcb523110e5fc6

    • SHA1

      a751e7514ec1bf0512248e071fa35b3611d083d3

    • SHA256

      680654b64bbe030b78d39d248787e41051c6f92bcc98b4fbbcbd9246081615b6

    • SHA512

      76e3bcde805a0f34feb2ccc800560c0307f248e2613dc27238d4e649b033a4f2097c20d77dbb31670ecee8b7f9ebd857900263e3c8bd0c653818919556708e6d

    • SSDEEP

      6144:TZK7MOQgX0tQeoPaFCkToPYAxpGfWFN4iJNHYBAd8sJKruxQOGIusS9gtuL:dQeIaqQ0EfWH4YZRdhG2QXII9gt

    • AgentTesla

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

    • 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