General

  • Target

    ae5ce9879c731a569c6bb64ed814691cabf46e5612f209a53fbab041d9898488.exe

  • Size

    753KB

  • Sample

    240213-e99lmscd86

  • MD5

    db7196947c9ee3c716c75b4b7a3f4f1a

  • SHA1

    b8a3eb59a1278274b58937b302f54aa486d3b82d

  • SHA256

    ae5ce9879c731a569c6bb64ed814691cabf46e5612f209a53fbab041d9898488

  • SHA512

    48dcf321c92002bdc5f348ed77e4b477a114420647323b5b2d2270c4e5b102d3bade8440020b0b9b49dc037e58e28460046c497ac441a00f9629ebd33aece63f

  • SSDEEP

    12288:eSqF6kzqHKMbYoqpQXaflI/3GioC0iFRJF22FT+Dw7lsnzx:e9Zz87bMSqflI/2iFFFRJ0Caz

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      ae5ce9879c731a569c6bb64ed814691cabf46e5612f209a53fbab041d9898488.exe

    • Size

      753KB

    • MD5

      db7196947c9ee3c716c75b4b7a3f4f1a

    • SHA1

      b8a3eb59a1278274b58937b302f54aa486d3b82d

    • SHA256

      ae5ce9879c731a569c6bb64ed814691cabf46e5612f209a53fbab041d9898488

    • SHA512

      48dcf321c92002bdc5f348ed77e4b477a114420647323b5b2d2270c4e5b102d3bade8440020b0b9b49dc037e58e28460046c497ac441a00f9629ebd33aece63f

    • SSDEEP

      12288:eSqF6kzqHKMbYoqpQXaflI/3GioC0iFRJF22FT+Dw7lsnzx:e9Zz87bMSqflI/2iFFFRJ0Caz

    • 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

    • 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