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General

  • Target

    Contract - 8001569.exe

  • Size

    528KB

  • Sample

    231125-sk6eksbg2t

  • MD5

    55d1fa02fe0fba43dfe1dca00a444f4d

  • SHA1

    8cb09bf123af75b2611f0dff84432d0422b37943

  • SHA256

    d61a40be88930788c91fe81e5bcb58d175d332ff64c5076e2896eab2f74ab4d5

  • SHA512

    e5b004442170ab27453f3084bafe0d58e1c2253a27aa5fa7460a7de0cb9d3947eec98e19fdecbd6d0c9f1f1fc96fb9db94cf695c3c9863d9a7461613c7d5bdb6

  • SSDEEP

    12288:gDzHGJ9vnPcQ+1Nnbs8jr9eTqvgfbfQcxDLiV:+6fvP0NhjlgfbfQcxD+V

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      Contract - 8001569.exe

    • Size

      528KB

    • MD5

      55d1fa02fe0fba43dfe1dca00a444f4d

    • SHA1

      8cb09bf123af75b2611f0dff84432d0422b37943

    • SHA256

      d61a40be88930788c91fe81e5bcb58d175d332ff64c5076e2896eab2f74ab4d5

    • SHA512

      e5b004442170ab27453f3084bafe0d58e1c2253a27aa5fa7460a7de0cb9d3947eec98e19fdecbd6d0c9f1f1fc96fb9db94cf695c3c9863d9a7461613c7d5bdb6

    • SSDEEP

      12288:gDzHGJ9vnPcQ+1Nnbs8jr9eTqvgfbfQcxDLiV:+6fvP0NhjlgfbfQcxD+V

    • AgentTesla

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

    • Loads dropped DLL

    • 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