General

  • Target

    a4aeb63141d720f906625b4dc4d9df1360b7a5daa310df980599b143d592b850.exe

  • Size

    767KB

  • Sample

    240612-cdn9qaycml

  • MD5

    868f6a02766bc72d461f0981a3eb3b7b

  • SHA1

    bdf676c079f2c3949f3b9c28a84fdbbe860d2154

  • SHA256

    a4aeb63141d720f906625b4dc4d9df1360b7a5daa310df980599b143d592b850

  • SHA512

    ff6907966802c75dedee2762850fd610c80b3a15bf11ffe081a7d3041e19080c37c904746ac03d72f8976ce3bd982b76b139ce09943598d10884ab315674e466

  • SSDEEP

    12288:iQhOPIwuC6YA68swBQ3LkZAE4yvv7xxRqeL6y07c5md9zKDrACR5leZlNPkR:iQZwuBh6yYgzNv9xAy07c5m+rA+er0

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      a4aeb63141d720f906625b4dc4d9df1360b7a5daa310df980599b143d592b850.exe

    • Size

      767KB

    • MD5

      868f6a02766bc72d461f0981a3eb3b7b

    • SHA1

      bdf676c079f2c3949f3b9c28a84fdbbe860d2154

    • SHA256

      a4aeb63141d720f906625b4dc4d9df1360b7a5daa310df980599b143d592b850

    • SHA512

      ff6907966802c75dedee2762850fd610c80b3a15bf11ffe081a7d3041e19080c37c904746ac03d72f8976ce3bd982b76b139ce09943598d10884ab315674e466

    • SSDEEP

      12288:iQhOPIwuC6YA68swBQ3LkZAE4yvv7xxRqeL6y07c5md9zKDrACR5leZlNPkR:iQZwuBh6yYgzNv9xAy07c5m+rA+er0

    • 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

    • 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.

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks