General

  • Target

    e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136

  • Size

    523KB

  • Sample

    220625-ebwbcschfp

  • MD5

    eb3bb19e79139d5ff456a6bdfbf0491e

  • SHA1

    65264eca6544f09ffe8d4da32b99128431780e83

  • SHA256

    e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136

  • SHA512

    874cdeda4ca5de77aa6b5b8bb460cd87f90b9689819d92a9ba16f1519fb0d8e6b9e29ea730378d08d41402c539429c27eb057bfb6e570f942faf49eb62a2465f

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    brightins@yandex.ru
  • Password:
    wokoma10

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    brightins@yandex.ru
  • Password:
    wokoma10

Targets

    • Target

      e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136

    • Size

      523KB

    • MD5

      eb3bb19e79139d5ff456a6bdfbf0491e

    • SHA1

      65264eca6544f09ffe8d4da32b99128431780e83

    • SHA256

      e5fd3dbff62980d7f0a5abeb0f982352ba378eb76f372c3d7add7be144c61136

    • SHA512

      874cdeda4ca5de77aa6b5b8bb460cd87f90b9689819d92a9ba16f1519fb0d8e6b9e29ea730378d08d41402c539429c27eb057bfb6e570f942faf49eb62a2465f

    • 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 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

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks