General

  • Target

    FACT AZUR TJ .pdf.vbs

  • Size

    272KB

  • Sample

    240410-nbyk6agg6s

  • MD5

    c62241a4663adb2e2987b1f9927a3876

  • SHA1

    99524951e2f43b0e5f542acced20c2e7870a91e4

  • SHA256

    aa615772cbee140cdb126f54f2fdf72cde32c38ab934d0a46a9bfcea31ca8002

  • SHA512

    a07aa4633a82a39b1688b2544e5ed36d796c9da470deafbff83fa506234e665c89ddb77f2706c8084e20038ffe99b0b24eb5f2f84b7966b27988eee717c0cedd

  • SSDEEP

    6144:U5h1/GPWvV+kcuUxouBmfgbtosqFH8sBsnQAViKiDDCQbJPQf2/7cgU1bLE3BE+Z:fmFb0mD

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      FACT AZUR TJ .pdf.vbs

    • Size

      272KB

    • MD5

      c62241a4663adb2e2987b1f9927a3876

    • SHA1

      99524951e2f43b0e5f542acced20c2e7870a91e4

    • SHA256

      aa615772cbee140cdb126f54f2fdf72cde32c38ab934d0a46a9bfcea31ca8002

    • SHA512

      a07aa4633a82a39b1688b2544e5ed36d796c9da470deafbff83fa506234e665c89ddb77f2706c8084e20038ffe99b0b24eb5f2f84b7966b27988eee717c0cedd

    • SSDEEP

      6144:U5h1/GPWvV+kcuUxouBmfgbtosqFH8sBsnQAViKiDDCQbJPQf2/7cgU1bLE3BE+Z:fmFb0mD

    • AgentTesla

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

    • Blocklisted process makes network request

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Adds Run key to start application

    • Legitimate hosting services abused for malware hosting/C2

    • 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