General

  • Target

    9c198d45b6b531e823d3f3ed273ea0d660cb05017f1a09b050a855ba9a9166d0.exe

  • Size

    759KB

  • Sample

    240807-cbk5aaxfjj

  • MD5

    0fb924daed2b6b5f4a33c2b587e3e545

  • SHA1

    8cbc28661676d1b3d85c2824903758b9db765cdf

  • SHA256

    9c198d45b6b531e823d3f3ed273ea0d660cb05017f1a09b050a855ba9a9166d0

  • SHA512

    44f24051cbc3d574a2695c4f29c9ec74c4e4ea97dfad638f7d597b6d3f4a506a5fdc86f0734ff969df55820ce9e1a3ec961aa99ebd91fdef442ac6048481832b

  • SSDEEP

    12288:Pj2iNeSY+aZrwrJLmN33QC82o5d+qtjMXDgZBiW9EeWGYrBVsx7issZ0rYNUt9sV:714/4rJL9X2o5d+UYzgGW9EtGYrkHsZX

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      9c198d45b6b531e823d3f3ed273ea0d660cb05017f1a09b050a855ba9a9166d0.exe

    • Size

      759KB

    • MD5

      0fb924daed2b6b5f4a33c2b587e3e545

    • SHA1

      8cbc28661676d1b3d85c2824903758b9db765cdf

    • SHA256

      9c198d45b6b531e823d3f3ed273ea0d660cb05017f1a09b050a855ba9a9166d0

    • SHA512

      44f24051cbc3d574a2695c4f29c9ec74c4e4ea97dfad638f7d597b6d3f4a506a5fdc86f0734ff969df55820ce9e1a3ec961aa99ebd91fdef442ac6048481832b

    • SSDEEP

      12288:Pj2iNeSY+aZrwrJLmN33QC82o5d+qtjMXDgZBiW9EeWGYrBVsx7issZ0rYNUt9sV:714/4rJL9X2o5d+UYzgGW9EtGYrkHsZX

    • 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.

    • 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