General

  • Target

    f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92

  • Size

    772KB

  • Sample

    240605-ce9baaba3x

  • MD5

    8b26e6042ded65ef4fad01cd4c111932

  • SHA1

    07e81c2b3c9c23fb584c50f8cdf4cc9711be03e7

  • SHA256

    f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92

  • SHA512

    43488ffc5c4deaa3154cfd0b7cf0b82ac818769ba60d591aea4fb36c63046b8dc18aaa9809f0bfbd703a8f9dccb343e7fd14264c22fd0a91eb45ba8b9e5cd1f6

  • SSDEEP

    12288:WAeFyvK/78pKLHQe7CAFU/mJdAjZrt9r9uI1+eariA7dl4k7YOLXLBlEpkMacsom:Wjybsd2/mLAjZZ9r9+rFROk7DpX7/+O

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.deblokhoeve.be
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Blokhoeve2490.i

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92

    • Size

      772KB

    • MD5

      8b26e6042ded65ef4fad01cd4c111932

    • SHA1

      07e81c2b3c9c23fb584c50f8cdf4cc9711be03e7

    • SHA256

      f42df0be84fd4d31bfe9d85920a80240ef40b989bd1992c78f9c7b00c711ad92

    • SHA512

      43488ffc5c4deaa3154cfd0b7cf0b82ac818769ba60d591aea4fb36c63046b8dc18aaa9809f0bfbd703a8f9dccb343e7fd14264c22fd0a91eb45ba8b9e5cd1f6

    • SSDEEP

      12288:WAeFyvK/78pKLHQe7CAFU/mJdAjZrt9r9uI1+eariA7dl4k7YOLXLBlEpkMacsom:Wjybsd2/mLAjZZ9r9+rFROk7DpX7/+O

    • AgentTesla

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

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Reads WinSCP keys stored on the system

      Tries to access WinSCP stored sessions.

    • 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

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks