General

  • Target

    JaffaCakes118_f4b6e484c7301af80ffbaee038027677

  • Size

    470KB

  • Sample

    250111-c3bpxszkc1

  • MD5

    f4b6e484c7301af80ffbaee038027677

  • SHA1

    f100945889ba33693ad8bd9ed34b57f6a59e021e

  • SHA256

    a64ff643c401e3432d893ac76f4b2967d9a862306d9109330efeae2b0eb98ae9

  • SHA512

    c87387e7554cd9163fb3b3073c3ad255b7aceeb078e5f83779ee396531ba8490f11ca1f3fc138fbc2c45c5d97cf9a30fda45c123952e58e34034b62a59572972

  • SSDEEP

    6144:PFUKhKTXdibp57j3rVXtbGUjttsBqd81sW+QZkSzS1P5YP0utHYiS2agylEUg5wx:PSjdMPLzbGsth81oQZ61P5EQ2agysix

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    xxxlahot2

Targets

    • Target

      JaffaCakes118_f4b6e484c7301af80ffbaee038027677

    • Size

      470KB

    • MD5

      f4b6e484c7301af80ffbaee038027677

    • SHA1

      f100945889ba33693ad8bd9ed34b57f6a59e021e

    • SHA256

      a64ff643c401e3432d893ac76f4b2967d9a862306d9109330efeae2b0eb98ae9

    • SHA512

      c87387e7554cd9163fb3b3073c3ad255b7aceeb078e5f83779ee396531ba8490f11ca1f3fc138fbc2c45c5d97cf9a30fda45c123952e58e34034b62a59572972

    • SSDEEP

      6144:PFUKhKTXdibp57j3rVXtbGUjttsBqd81sW+QZkSzS1P5YP0utHYiS2agylEUg5wx:PSjdMPLzbGsth81oQZ61P5EQ2agysix

    • 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

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks