General

  • Target

    b0365acc4750a6f1d09b0492499c9617a49e4ed2348345f77271ac089c0e3ea2.exe

  • Size

    719KB

  • Sample

    240312-dkgc5aee5z

  • MD5

    53f83d64c641d11b0a7ad3bbee28504c

  • SHA1

    8ef42e562a80082dfa06feee2df0cb932dc90c7d

  • SHA256

    b0365acc4750a6f1d09b0492499c9617a49e4ed2348345f77271ac089c0e3ea2

  • SHA512

    60a54a6f47ae7489a388f0f8debd055861a796c3036f2009d4419372a926b221f0f6ce7b9be29928dff5128a6e4b8f1e2d0ee028ab7038d3b70a6b7d081b1159

  • SSDEEP

    12288:z6FO1l4849/jYx3ECCFSzKINVF+/FBCdAWQ7TEhe3oxB00QrXNIcIxd7f1Wodp0+:CL/jYx0C/zuQzGEA3YgrdIfz7fcxp

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.scorpionlogistics.qa
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    jdtg7pzxsp

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      b0365acc4750a6f1d09b0492499c9617a49e4ed2348345f77271ac089c0e3ea2.exe

    • Size

      719KB

    • MD5

      53f83d64c641d11b0a7ad3bbee28504c

    • SHA1

      8ef42e562a80082dfa06feee2df0cb932dc90c7d

    • SHA256

      b0365acc4750a6f1d09b0492499c9617a49e4ed2348345f77271ac089c0e3ea2

    • SHA512

      60a54a6f47ae7489a388f0f8debd055861a796c3036f2009d4419372a926b221f0f6ce7b9be29928dff5128a6e4b8f1e2d0ee028ab7038d3b70a6b7d081b1159

    • SSDEEP

      12288:z6FO1l4849/jYx3ECCFSzKINVF+/FBCdAWQ7TEhe3oxB00QrXNIcIxd7f1Wodp0+:CL/jYx0C/zuQzGEA3YgrdIfz7fcxp

    • 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 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.

    • 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