General

  • Target

    dd0b2e214fcf8eecde40532e99c29faff1bba94d8df28df05b3f98a86793b197

  • Size

    713KB

  • Sample

    240408-bnrxxscd4x

  • MD5

    0a765ee188873507dc53e94275c0f838

  • SHA1

    fd496827b41b5c1725a5d4d01a0272dc394b91c4

  • SHA256

    dd0b2e214fcf8eecde40532e99c29faff1bba94d8df28df05b3f98a86793b197

  • SHA512

    bf513ece9d68668c64ccc1c528c99137ae5305cf58f55cd4acd80a7f28f66da13034ba4d5af88c7eb954c035d77772d1138708735b479fdaf000fe1b9100062b

  • SSDEEP

    12288:MHwgZPR0O5cY5XQ8lwWg08LsUIHZzDCEyItTIUuJJ3NJH3TYQr4Brt5vHQt1fYAw:0ZPR025XQS8LsUI5qCNI74QrwRHQHYmV

Malware Config

Extracted

Family

agenttesla

Credentials

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    mail.wecaresvc.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    s2a8l4e9skao

Targets

    • Target

      dd0b2e214fcf8eecde40532e99c29faff1bba94d8df28df05b3f98a86793b197

    • Size

      713KB

    • MD5

      0a765ee188873507dc53e94275c0f838

    • SHA1

      fd496827b41b5c1725a5d4d01a0272dc394b91c4

    • SHA256

      dd0b2e214fcf8eecde40532e99c29faff1bba94d8df28df05b3f98a86793b197

    • SHA512

      bf513ece9d68668c64ccc1c528c99137ae5305cf58f55cd4acd80a7f28f66da13034ba4d5af88c7eb954c035d77772d1138708735b479fdaf000fe1b9100062b

    • SSDEEP

      12288:MHwgZPR0O5cY5XQ8lwWg08LsUIHZzDCEyItTIUuJJ3NJH3TYQr4Brt5vHQt1fYAw:0ZPR025XQS8LsUI5qCNI74QrwRHQHYmV

    • AgentTesla

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

    • 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