General

  • Target

    857768#bank telegraphic transfer copy.exe

  • Size

    624KB

  • Sample

    230509-mz4xeafd87

  • MD5

    baf14a956f72c04a96a441bef83164db

  • SHA1

    43af2b62ee3b392c8c2e51f9b3bb4e97e91f266b

  • SHA256

    feae31de8c6c8cdd42411db959087e258aa5da132edb1f34cba5c13eaef56cd1

  • SHA512

    8128001673651eaba889ee0dbd4bd3bc2a1a3296fd7f7e19d1bcb9ed1bd879800ea4304844bcc46263dc52db7a266b0ecdc519c008ebefe47a3298da0803c263

  • SSDEEP

    12288:gi0NOK2IYHip+4+IUJ6XQ/b/LiPcGVGGUCoI+FL8S50D:giO8IlpEv6g/DKcGVG5CR+FLJ0

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://c5comunicacao.com.br
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ABule@2023

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    c5comunicacao.com.br
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    ABule@2023

Targets

    • Target

      857768#bank telegraphic transfer copy.exe

    • Size

      624KB

    • MD5

      baf14a956f72c04a96a441bef83164db

    • SHA1

      43af2b62ee3b392c8c2e51f9b3bb4e97e91f266b

    • SHA256

      feae31de8c6c8cdd42411db959087e258aa5da132edb1f34cba5c13eaef56cd1

    • SHA512

      8128001673651eaba889ee0dbd4bd3bc2a1a3296fd7f7e19d1bcb9ed1bd879800ea4304844bcc46263dc52db7a266b0ecdc519c008ebefe47a3298da0803c263

    • SSDEEP

      12288:gi0NOK2IYHip+4+IUJ6XQ/b/LiPcGVGGUCoI+FL8S50D:giO8IlpEv6g/DKcGVG5CR+FLJ0

    • AgentTesla

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

    • 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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks