General

  • Target

    03438d007dd69f9021f8c37eb21cd9f817189c99f86e94136b0f6223e07a7366.exe

  • Size

    652KB

  • Sample

    240829-r8a3xaxdpf

  • MD5

    691efff92b619a3acbae657746ae178c

  • SHA1

    969b431980e834786e479aed79701b987560b658

  • SHA256

    03438d007dd69f9021f8c37eb21cd9f817189c99f86e94136b0f6223e07a7366

  • SHA512

    31745d73862dc9625dbebf70596dbaf7c5ddabfc65966e96ba532944529d82c441a3e3847b66b1ef3eafa5f0a5588687ef8f110fa8f847ea4bc5920fb905c29c

  • SSDEEP

    12288:ZT+APGx//pLtWUz6sLQiibI+YYtlsewEoVnzEYTLO83y7bvvv:NtOxnhtLz67b8Yga+zjO83y7Lv

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    beirutrest.com
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    9yXQ39wz(uL+

Targets

    • Target

      03438d007dd69f9021f8c37eb21cd9f817189c99f86e94136b0f6223e07a7366.exe

    • Size

      652KB

    • MD5

      691efff92b619a3acbae657746ae178c

    • SHA1

      969b431980e834786e479aed79701b987560b658

    • SHA256

      03438d007dd69f9021f8c37eb21cd9f817189c99f86e94136b0f6223e07a7366

    • SHA512

      31745d73862dc9625dbebf70596dbaf7c5ddabfc65966e96ba532944529d82c441a3e3847b66b1ef3eafa5f0a5588687ef8f110fa8f847ea4bc5920fb905c29c

    • SSDEEP

      12288:ZT+APGx//pLtWUz6sLQiibI+YYtlsewEoVnzEYTLO83y7bvvv:NtOxnhtLz67b8Yga+zjO83y7Lv

    • 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