General

  • Target

    d10e67b55befd32992cda23b8997e185_JaffaCakes118

  • Size

    794KB

  • Sample

    240907-ev6lfavamm

  • MD5

    d10e67b55befd32992cda23b8997e185

  • SHA1

    bf8796ea40c481f4c173472b4d673aa2d4906b92

  • SHA256

    58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257

  • SHA512

    2134fd0bac738472d2a45ca2999c5ec261cf8a0827dae4402ec31ffc94eb0e046ace041c9b963a21cfca79d4360570a79207d135bbd5dd683b1f361c07224cea

  • SSDEEP

    12288:Wbly675yJo0juRXhT4MghC35C6HWYeOmtHL+Qz1DTonrWReir1f9yE/jFbZtoky:B6ca0jux+Bs3HjmtHL/HrbZ4E5ZtY

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    chibuikelightwork1

Targets

    • Target

      d10e67b55befd32992cda23b8997e185_JaffaCakes118

    • Size

      794KB

    • MD5

      d10e67b55befd32992cda23b8997e185

    • SHA1

      bf8796ea40c481f4c173472b4d673aa2d4906b92

    • SHA256

      58f57f10db219449f530a5856c1e3fee44cbca44a55828b55a1445a5164b6257

    • SHA512

      2134fd0bac738472d2a45ca2999c5ec261cf8a0827dae4402ec31ffc94eb0e046ace041c9b963a21cfca79d4360570a79207d135bbd5dd683b1f361c07224cea

    • SSDEEP

      12288:Wbly675yJo0juRXhT4MghC35C6HWYeOmtHL+Qz1DTonrWReir1f9yE/jFbZtoky:B6ca0jux+Bs3HjmtHL/HrbZ4E5ZtY

    • AgentTesla

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

    • AgentTesla payload

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Unsecured Credentials: Credentials In Files

      Steal credentials from unsecured files.

    • Accesses Microsoft Outlook profiles

    • 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