General

  • Target

    6dc4180463b8f676702e4bc844f1c5d3

  • Size

    833KB

  • Sample

    240913-2hvpqstcpa

  • MD5

    6dc4180463b8f676702e4bc844f1c5d3

  • SHA1

    c4ca9d568e0b632584c1af32fefe55b6d859a467

  • SHA256

    dcde44c3d4114b52dbdac5435af307656b56e38cb36ce52b976d8ef611fa3777

  • SHA512

    22122b2ca306668d060af06bcbdd46856ad19aa873d30742024a62ab9fabdfed50ca1ab342ff3be33c35c08cf3b723e4d69d6356f1795b0c66698511457df8e0

  • SSDEEP

    24576:XA9b/h0Rx67ro5RZK/vf24cz7iSg+YuX0J:m/hq8X3vf24c7cdJ

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      6dc4180463b8f676702e4bc844f1c5d3

    • Size

      833KB

    • MD5

      6dc4180463b8f676702e4bc844f1c5d3

    • SHA1

      c4ca9d568e0b632584c1af32fefe55b6d859a467

    • SHA256

      dcde44c3d4114b52dbdac5435af307656b56e38cb36ce52b976d8ef611fa3777

    • SHA512

      22122b2ca306668d060af06bcbdd46856ad19aa873d30742024a62ab9fabdfed50ca1ab342ff3be33c35c08cf3b723e4d69d6356f1795b0c66698511457df8e0

    • SSDEEP

      24576:XA9b/h0Rx67ro5RZK/vf24cz7iSg+YuX0J:m/hq8X3vf24c7cdJ

    • 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.

    • 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