General

  • Target

    d9be0527daf58a6aaeeb0107204fa7ae9c16fa1af6ee87e5e03baf11672be681

  • Size

    690KB

  • Sample

    231207-bjw13saad6

  • MD5

    751701cc21b4ed02738f93160b62f260

  • SHA1

    98e77db7aa8b66037991279d829eda8a328a059e

  • SHA256

    d9be0527daf58a6aaeeb0107204fa7ae9c16fa1af6ee87e5e03baf11672be681

  • SHA512

    64745757cc3503bdf9cd745dfe826def5e31ff61def0c3d5672c4c192922431d0bbc5440bdba8ac643365db954f45adf4ff35718dc808ba041cac629fa285179

  • SSDEEP

    12288:aYqR1n+AsObhLBHzeZ4/RkN2vKgkWu2Q2dfoGBgj+NOe/jGueH5qu:a5+A/924/RkN2vsh2Q2dfPB1NOe/2q

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      d9be0527daf58a6aaeeb0107204fa7ae9c16fa1af6ee87e5e03baf11672be681

    • Size

      690KB

    • MD5

      751701cc21b4ed02738f93160b62f260

    • SHA1

      98e77db7aa8b66037991279d829eda8a328a059e

    • SHA256

      d9be0527daf58a6aaeeb0107204fa7ae9c16fa1af6ee87e5e03baf11672be681

    • SHA512

      64745757cc3503bdf9cd745dfe826def5e31ff61def0c3d5672c4c192922431d0bbc5440bdba8ac643365db954f45adf4ff35718dc808ba041cac629fa285179

    • SSDEEP

      12288:aYqR1n+AsObhLBHzeZ4/RkN2vKgkWu2Q2dfoGBgj+NOe/jGueH5qu:a5+A/924/RkN2vsh2Q2dfPB1NOe/2q

    • 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 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