General

  • Target

    vbc(26).exe

  • Size

    557KB

  • Sample

    200707-bgcskrr196

  • MD5

    5172f944e8874206da2ddbc6959cacb7

  • SHA1

    22958bfde97aaab9e6c844d944104d9ce8140ebf

  • SHA256

    3f354781f665a6a9064df443b5f61f3c0db884d94f14e34fd957b0d7548fa7f0

  • SHA512

    25a2b1063f600e2e65d58f783b64f2ac11b6321da6e4c6f629d795d3443fbec136c973c8bb1871932c8fafa1feb4e16ac028c755c9deb685d5235fe026f5fa27

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.yandex.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    96965648

Targets

    • Target

      vbc(26).exe

    • Size

      557KB

    • MD5

      5172f944e8874206da2ddbc6959cacb7

    • SHA1

      22958bfde97aaab9e6c844d944104d9ce8140ebf

    • SHA256

      3f354781f665a6a9064df443b5f61f3c0db884d94f14e34fd957b0d7548fa7f0

    • SHA512

      25a2b1063f600e2e65d58f783b64f2ac11b6321da6e4c6f629d795d3443fbec136c973c8bb1871932c8fafa1feb4e16ac028c755c9deb685d5235fe026f5fa27

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Tasks