General

  • Target

    JaffaCakes118_3fa5a725a06c659ea52485d39fbd57fe

  • Size

    510KB

  • Sample

    250106-224fzstqfk

  • MD5

    3fa5a725a06c659ea52485d39fbd57fe

  • SHA1

    cb8d0f45dce7cb5ac1b2fb0d072e17c901c0f6b9

  • SHA256

    3835f10ca0edbb186858d08337df45427ba97816474ac1be7e8102e9d4ebca72

  • SHA512

    158c83f9ac48cdf1eb9112f67f90fe56e4d5837127eb0aae721c1b5c2b7588c4e48c8e0d7345b569ef674931fff8660da57b4c7b88c427c8cdb3af1abba53659

  • SSDEEP

    12288:24LDqJFTP6uX8XCwHYWlWgt+lwLXLHCm8FuZ6EfH6:24LDqeuXcCwXlWgMlaXJ8FNMa

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    SMTP.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nwamama121

Targets

    • Target

      JaffaCakes118_3fa5a725a06c659ea52485d39fbd57fe

    • Size

      510KB

    • MD5

      3fa5a725a06c659ea52485d39fbd57fe

    • SHA1

      cb8d0f45dce7cb5ac1b2fb0d072e17c901c0f6b9

    • SHA256

      3835f10ca0edbb186858d08337df45427ba97816474ac1be7e8102e9d4ebca72

    • SHA512

      158c83f9ac48cdf1eb9112f67f90fe56e4d5837127eb0aae721c1b5c2b7588c4e48c8e0d7345b569ef674931fff8660da57b4c7b88c427c8cdb3af1abba53659

    • SSDEEP

      12288:24LDqJFTP6uX8XCwHYWlWgt+lwLXLHCm8FuZ6EfH6:24LDqeuXcCwXlWgMlaXJ8FNMa

    • 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