General

  • Target

    MTE-QT-20231211105 xls.wsf

  • Size

    82KB

  • Sample

    231211-lgkv5scch8

  • MD5

    36dfda4c860dfbd57b093ba713f02b95

  • SHA1

    fbe78a99a1d09521caf96e79affe068f8dfa8ad2

  • SHA256

    755d482683b5e165fae72bf4fc4d528f7c8cfada4e6b1aff7732a3f427f0ee13

  • SHA512

    6852606d27e6b77cf69eb709f3f7b108a25d8d7bb77c88c34e88303c0a411d118393a72d5de303e4e546cbfca1f21bdd04fc65089413881f2db58ed9a8f0f303

  • SSDEEP

    1536:cXL/J9xd6SgcIL8FJgV9faDdYG9zkEnSw3g/aq+BLmYe7293I:MrJ9xsncIAJG9fahYGJnpwCZx7ey93I

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    ftp
  • Host:
    ftp://ftp.cefin.bg
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    #UuXy?6cIbL+

Targets

    • Target

      MTE-QT-20231211105 xls.wsf

    • Size

      82KB

    • MD5

      36dfda4c860dfbd57b093ba713f02b95

    • SHA1

      fbe78a99a1d09521caf96e79affe068f8dfa8ad2

    • SHA256

      755d482683b5e165fae72bf4fc4d528f7c8cfada4e6b1aff7732a3f427f0ee13

    • SHA512

      6852606d27e6b77cf69eb709f3f7b108a25d8d7bb77c88c34e88303c0a411d118393a72d5de303e4e546cbfca1f21bdd04fc65089413881f2db58ed9a8f0f303

    • SSDEEP

      1536:cXL/J9xd6SgcIL8FJgV9faDdYG9zkEnSw3g/aq+BLmYe7293I:MrJ9xsncIAJG9fahYGJnpwCZx7ey93I

    • 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.

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks