General

  • Target

    958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10.exe

  • Size

    723KB

  • Sample

    240907-bxzn5aydna

  • MD5

    b3c7e937f0cb8dd89acffa9edb73198b

  • SHA1

    3e2bc894ca5e7ecfb7cfbbe78634dd6935073e48

  • SHA256

    958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10

  • SHA512

    9bb837e924fbdef4b23e462d385d8dce2352619fdd841488bdf5a7712d3c8a3ffe33a4250e5dcd1588b268a0214e5f94685d0a6539bb161a97be14785d2bd1c7

  • SSDEEP

    12288:vBEJ3+gWa8el0utRe6etHMKgc4CfPjbn1mhywY3R9NimMP0MUHY0qDro:vBg3+Za7XRU9TgoPvMYvMU4

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10.exe

    • Size

      723KB

    • MD5

      b3c7e937f0cb8dd89acffa9edb73198b

    • SHA1

      3e2bc894ca5e7ecfb7cfbbe78634dd6935073e48

    • SHA256

      958d99a0d72d3367f0e9cde7b716a0adb3f09869bd874f68b43a601f9e9d4f10

    • SHA512

      9bb837e924fbdef4b23e462d385d8dce2352619fdd841488bdf5a7712d3c8a3ffe33a4250e5dcd1588b268a0214e5f94685d0a6539bb161a97be14785d2bd1c7

    • SSDEEP

      12288:vBEJ3+gWa8el0utRe6etHMKgc4CfPjbn1mhywY3R9NimMP0MUHY0qDro:vBg3+Za7XRU9TgoPvMYvMU4

    • AgentTesla

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

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks