General

  • Target

    8031336119.zip

  • Size

    6KB

  • Sample

    220921-r9x9tsgee4

  • MD5

    aaa9c629b1c73e539c1d8dc97cac6175

  • SHA1

    6702bd76f35e36fb8d30584feea90157fa77ca05

  • SHA256

    1d959cf6e366a2217cfef71d9df9e9835c2b1bd7e21b73f345ca621fb05e289e

  • SHA512

    537d78c8bf759b5b3d41dbc09944fce2324c62ecfd27f5b7ae8d3ac7fab90b2fe8625685b0a54c441fc604042a32daa5b5f2a27013d38e8b77bbebdba1b1c12b

  • SSDEEP

    192:nsJNSQh/bcHCJXvxUIzx512WTQcBYsJ2z0ak3Cao3f:nKM+BJXvPV2/cB/cVkyxf

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    %2B
  • Port:
    21
  • Username:
    application/x-www-form-urlencoded
  • Password:
    image/jpg
C2

p=

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.nisusenergy.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Nisus@64787

Targets

    • Target

      ea8df8dbe183507d1a924a7af3ed3e394f61830745074659744cbf6e60724891

    • Size

      21KB

    • MD5

      35cc4765d727bf4b90d8995fa2fc76a1

    • SHA1

      a11d84bf91ec714ff173a3696efe6313d444e0fc

    • SHA256

      ea8df8dbe183507d1a924a7af3ed3e394f61830745074659744cbf6e60724891

    • SHA512

      c422afdb3f3651cddef4d34c5895ff272b5e75041ad5b102790accd25703a41a1f77958ccf53d9baaa2d9e623435e934d4bff095696a41b3e50847cadc628a0f

    • SSDEEP

      384:lLaqknFcv/8hQdCreXXR9hkNkCcw9Uh+ET:5nkFnE9AkbE+

    • AgentTesla

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

    • 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

MITRE ATT&CK Enterprise v6

Tasks