General

  • Target

    SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe

  • Size

    615KB

  • Sample

    240326-prrcfsdb8s

  • MD5

    8e089d97fa7d7acabafb8ffd749876e5

  • SHA1

    625e04a12599d830249c86edb35b05a99b68f537

  • SHA256

    b5cf618624df43618a33e366aed44a39db6c92c6e4c9dbe7905e415307028aee

  • SHA512

    471baa32b433bcd7585450fd2db4ea1ad186bf2d52244fe38dcdbd1c9a3c3b57ddc71475d3587570dd7d16f4f9451b18b77dde3a43b36d114d33562feac72a82

  • SSDEEP

    12288:fUBa5WiPawnvlHEwl9bvgmr5jgtsvEG+yusvkXOUfDJI8JDr7:sziPa0vlHpghtK+jBFJDr7

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.sintecno.gr
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    k$&v8@,q0Pf#

Targets

    • Target

      SecuriteInfo.com.Trojan.PackedNET.1924.3408.30734.exe

    • Size

      615KB

    • MD5

      8e089d97fa7d7acabafb8ffd749876e5

    • SHA1

      625e04a12599d830249c86edb35b05a99b68f537

    • SHA256

      b5cf618624df43618a33e366aed44a39db6c92c6e4c9dbe7905e415307028aee

    • SHA512

      471baa32b433bcd7585450fd2db4ea1ad186bf2d52244fe38dcdbd1c9a3c3b57ddc71475d3587570dd7d16f4f9451b18b77dde3a43b36d114d33562feac72a82

    • SSDEEP

      12288:fUBa5WiPawnvlHEwl9bvgmr5jgtsvEG+yusvkXOUfDJI8JDr7:sziPa0vlHpghtK+jBFJDr7

    • AgentTesla

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

    • 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 Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

4
T1552

Credentials In Files

3
T1552.001

Credentials in Registry

1
T1552.002

Collection

Data from Local System

4
T1005

Tasks