General

  • Target

    edcf1354b40254f93cb4ee3b6d943b6d20f5afc281dfc7335bba6260985b748f.exe

  • Size

    787KB

  • Sample

    240213-gk9w8aah43

  • MD5

    9904b7dbad619cf2f2b042a2c3e24d7f

  • SHA1

    4d6be531f2d759c5cbeea2c4475a1c5676a23e54

  • SHA256

    edcf1354b40254f93cb4ee3b6d943b6d20f5afc281dfc7335bba6260985b748f

  • SHA512

    3bc9c5f95cf4bd5b6d726ac7d28e25ed63b75fee2ae050b4b4248973eb53698a50c5feb729ce9b6627acb614db246eeb1d9f4108eea201e14ea2ac426cf991f8

  • SSDEEP

    12288:c2G17zEzqHKMbNuXHFlhl7tHF/Mclk30ZWphSUIT0nJ0mOiTWPPGjeDUq7BRDSLm:cCz87b4FnlpHBMcEfpH72mkPGjeDUx

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.coperwire.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    xIcAwlGeVSC$

Targets

    • Target

      edcf1354b40254f93cb4ee3b6d943b6d20f5afc281dfc7335bba6260985b748f.exe

    • Size

      787KB

    • MD5

      9904b7dbad619cf2f2b042a2c3e24d7f

    • SHA1

      4d6be531f2d759c5cbeea2c4475a1c5676a23e54

    • SHA256

      edcf1354b40254f93cb4ee3b6d943b6d20f5afc281dfc7335bba6260985b748f

    • SHA512

      3bc9c5f95cf4bd5b6d726ac7d28e25ed63b75fee2ae050b4b4248973eb53698a50c5feb729ce9b6627acb614db246eeb1d9f4108eea201e14ea2ac426cf991f8

    • SSDEEP

      12288:c2G17zEzqHKMbNuXHFlhl7tHF/Mclk30ZWphSUIT0nJ0mOiTWPPGjeDUq7BRDSLm:cCz87b4FnlpHBMcEfpH72mkPGjeDUx

    • AgentTesla

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

    • Detect packed .NET executables. Mostly AgentTeslaV4.

    • Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

    • Detects executables referencing Windows vault credential objects. Observed in infostealers

    • Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

    • Detects executables referencing many email and collaboration clients. Observed in information stealers

    • Detects executables referencing many file transfer clients. Observed in information stealers

    • Checks computer location settings

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

    • 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