General

  • Target

    _DRAWINGS-dwg.gz

  • Size

    717KB

  • Sample

    210423-p75wsajbae

  • MD5

    74203a51487d89f5b75d83c6ae37e2a8

  • SHA1

    fdbc348ae6789005ce42377c0d56900609f26095

  • SHA256

    613b7cac480a49b94f0ee1ff7a2b6162900fa61aefdd6d6a0e2c55ffd754c1a4

  • SHA512

    2259b74e034fa7c35026fa598595a18c55ac04b21ee66ed5697eda10b476e10c08a39f670d8bfa254d65f6207dca3690acb359da2096561063d5ca717d5ba872

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.soonlogistics.com
  • Port:
    587
  • Username:
    admin@soonlogistics.com
  • Password:
    admin6640!

Targets

    • Target

      DRAWINGS-dwg.exe

    • Size

      918KB

    • MD5

      e7f2b93b13cb43a59226c5f4344b872f

    • SHA1

      14cb200c4cf23aa338d008fdec1fd1e98ba8b50e

    • SHA256

      e794937ba8664921540e05d5bb794d1f918b5452ee15adf4e08a27dd29121a98

    • SHA512

      7c932aa238cc96c831d82516eaeb0c03722a3bd14d145ce2286af5a90c0b30bf0211656caf481f900bc04f0bff17afa186551baf6b9459b4799a2ad75ae80ac7

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Tasks