General

  • Target

    3eb49f3cd7bdc676ac5b8f46c9ff956717275b7dd7ab90fbea3e3fe3fbaae576xlsx.xls

  • Size

    391KB

  • Sample

    231207-x25a3afh2v

  • MD5

    84129445f6446d089445dbe993224dcd

  • SHA1

    7e8ccd59f7484ca6e2701404ff8c77182cba2dce

  • SHA256

    3eb49f3cd7bdc676ac5b8f46c9ff956717275b7dd7ab90fbea3e3fe3fbaae576

  • SHA512

    47ebc4e589bc797896727857c91d6e6f6c3ee99b5e41cae7f4336e1fe643f6da3d436bc5edba234af31e419b82d337e03904b293b36fa3a245b1bd3cf6caadce

  • SSDEEP

    6144:YDn1m9kdbaG3mU+ZKy4ij4a3DjKcUX1edr1aqizRBfqGudZFAW6ffPPXC53EE:YDOeuiqKjij4a3DjM1ehMvmFC3Xq3EE

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.elquijotebanquetes.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    kFxADjwNBm$_

Targets

    • Target

      3eb49f3cd7bdc676ac5b8f46c9ff956717275b7dd7ab90fbea3e3fe3fbaae576xlsx.xls

    • Size

      391KB

    • MD5

      84129445f6446d089445dbe993224dcd

    • SHA1

      7e8ccd59f7484ca6e2701404ff8c77182cba2dce

    • SHA256

      3eb49f3cd7bdc676ac5b8f46c9ff956717275b7dd7ab90fbea3e3fe3fbaae576

    • SHA512

      47ebc4e589bc797896727857c91d6e6f6c3ee99b5e41cae7f4336e1fe643f6da3d436bc5edba234af31e419b82d337e03904b293b36fa3a245b1bd3cf6caadce

    • SSDEEP

      6144:YDn1m9kdbaG3mU+ZKy4ij4a3DjKcUX1edr1aqizRBfqGudZFAW6ffPPXC53EE:YDOeuiqKjij4a3DjM1ehMvmFC3Xq3EE

    • AgentTesla

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

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Abuses OpenXML format to download file from external location

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

MITRE ATT&CK Enterprise v15

Tasks