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General

  • Target

    37ef0d25d599bc8314e904d3b7d0ad26

  • Size

    510KB

  • Sample

    231231-qn96tsbbhq

  • MD5

    37ef0d25d599bc8314e904d3b7d0ad26

  • SHA1

    6c8fd89cb1082c5d2688a5eff9279558d558ab52

  • SHA256

    f0f4aecb098f92a033355c2058300583967a7fbf00c81ce2f3ba250b8ae3e277

  • SHA512

    15362d1c2f02f9bd923d4d91447d46de33f4b5ed0574c1524afd754ecf3b0917e259de4cc008df519e56aed2a2c4c1635ab1c8ed45f23bcfa37905cfe73df481

  • SSDEEP

    12288:Xwq0XK1hApxvbKH+jSgTY9MRIHACrADR7+U1+owChKh6V:H71hAjKH+jSSYSRIHdW

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      37ef0d25d599bc8314e904d3b7d0ad26

    • Size

      510KB

    • MD5

      37ef0d25d599bc8314e904d3b7d0ad26

    • SHA1

      6c8fd89cb1082c5d2688a5eff9279558d558ab52

    • SHA256

      f0f4aecb098f92a033355c2058300583967a7fbf00c81ce2f3ba250b8ae3e277

    • SHA512

      15362d1c2f02f9bd923d4d91447d46de33f4b5ed0574c1524afd754ecf3b0917e259de4cc008df519e56aed2a2c4c1635ab1c8ed45f23bcfa37905cfe73df481

    • SSDEEP

      12288:Xwq0XK1hApxvbKH+jSgTY9MRIHACrADR7+U1+owChKh6V:H71hAjKH+jSSYSRIHdW

    • AgentTesla

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

    • AgentTesla payload

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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 v15

Tasks