General

  • Target

    Arrival_Notice.vbs

  • Size

    43KB

  • Sample

    240922-fy99gatdlc

  • MD5

    0e3295691efe2da3578ec4f544b89757

  • SHA1

    e3e3f0cf04401ffdf66168b9b21d1d3ad16b1372

  • SHA256

    27f470d48e6d73fcb325acd8abdf5df21eec5f6d6fb778dae97c88af683f97a1

  • SHA512

    f349edc63d02a00409aefbbe0858b01784ff84b14b300b8aff6659a7038207d35afbdfe3a55c2bc2406c8d150423636dd62f933323b30e5d5c47a46be66f8a13

  • SSDEEP

    768:B2M/cNHApz4hE6H7SjuZGkCa44m9DeEQWctNrjG5c8oHM73gPArGeqf57DDV7AE:QMixPbyda4VQnt1q53p73nNUnDV7AE

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Arrival_Notice.vbs

    • Size

      43KB

    • MD5

      0e3295691efe2da3578ec4f544b89757

    • SHA1

      e3e3f0cf04401ffdf66168b9b21d1d3ad16b1372

    • SHA256

      27f470d48e6d73fcb325acd8abdf5df21eec5f6d6fb778dae97c88af683f97a1

    • SHA512

      f349edc63d02a00409aefbbe0858b01784ff84b14b300b8aff6659a7038207d35afbdfe3a55c2bc2406c8d150423636dd62f933323b30e5d5c47a46be66f8a13

    • SSDEEP

      768:B2M/cNHApz4hE6H7SjuZGkCa44m9DeEQWctNrjG5c8oHM73gPArGeqf57DDV7AE:QMixPbyda4VQnt1q53p73nNUnDV7AE

    • AgentTesla

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

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • 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