General

  • Target

    9519e533283ebeaacc4f04577216c2df7b8bdd0f17df36fa55c4c95469b44b39

  • Size

    604KB

  • Sample

    220520-2cwpvafba6

  • MD5

    4a1e8317834f19090658c5e6fc52ebf9

  • SHA1

    25b35649775c60e1015b377b91a167b57891304e

  • SHA256

    9519e533283ebeaacc4f04577216c2df7b8bdd0f17df36fa55c4c95469b44b39

  • SHA512

    dea9bbd6cda5cc14cf10aabf92ed9b114870d682014d70af94928b0562602cc92f8e280e917489482c95ff402c805bb62a17ee95c3e57ef6cb835c9946bd56c3

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.maihyundai.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    isla44332211

Targets

    • Target

      Norstar Baltic - Q88.exe

    • Size

      720KB

    • MD5

      09e36a44827320de0eb19fc0b1a91f61

    • SHA1

      6c5c259788e531ca18fabcd5c3ed9db3f9ed8600

    • SHA256

      f5a3632e4dc565def5e2a0e015931fd3bca1c19e1045044429bbe3912422e32b

    • SHA512

      7a6c42a9c65cf7d8bfa5540824db07dd6cf125f85afc34833fa39cca63ac6783b06fe1ee26a2ddb0a3768c5a60b979b3719fa70d98906190ca56961c1d8525af

    • AgentTesla

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

    • AgentTesla Payload

    • 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 v6

Tasks