General

  • Target

    4a6b2eba43c5f42d0192fa2a618f2e3f27bf145421f58e2b146c6a4b6a5a3f21N

  • Size

    1.0MB

  • Sample

    240921-26r9hszbjb

  • MD5

    a7b12afe35112ee82d4bff29c6ccd3b0

  • SHA1

    a47503ae304dda6ffa4439e61379b6f75d5d6ff5

  • SHA256

    4a6b2eba43c5f42d0192fa2a618f2e3f27bf145421f58e2b146c6a4b6a5a3f21

  • SHA512

    148d9e7c46557866f2e9417beba2a27ec5996fe20da5c606a9824d234c78565beef6988ae63cdac6414a9aab5c458a5afbea83947417a193f2b14aa607672a19

  • SSDEEP

    24576:P7rl+4eybvhO0kERedWIUwF42P17sLXcP7AIe5ocVVTNPYjxJ/WbBfU:P7xhqhWIbF4gKKeWcVVTNPYqfU

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    s82.gocheapweb.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    london@1759

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      4a6b2eba43c5f42d0192fa2a618f2e3f27bf145421f58e2b146c6a4b6a5a3f21N

    • Size

      1.0MB

    • MD5

      a7b12afe35112ee82d4bff29c6ccd3b0

    • SHA1

      a47503ae304dda6ffa4439e61379b6f75d5d6ff5

    • SHA256

      4a6b2eba43c5f42d0192fa2a618f2e3f27bf145421f58e2b146c6a4b6a5a3f21

    • SHA512

      148d9e7c46557866f2e9417beba2a27ec5996fe20da5c606a9824d234c78565beef6988ae63cdac6414a9aab5c458a5afbea83947417a193f2b14aa607672a19

    • SSDEEP

      24576:P7rl+4eybvhO0kERedWIUwF42P17sLXcP7AIe5ocVVTNPYjxJ/WbBfU:P7xhqhWIbF4gKKeWcVVTNPYqfU

    • AgentTesla

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

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • ModiLoader Second Stage

    • 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.

    • Drops startup file

    • Executes dropped EXE

    • Loads dropped DLL

    • 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

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks