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General

  • Target

    JUSTIFICANTE DE PAGO.vbs

  • Size

    210KB

  • Sample

    240415-k2177adb7w

  • MD5

    5c629502f5f297b1473c1288daef4815

  • SHA1

    c1339b52ef4f18e1bc269d928bbf85387d17b3e4

  • SHA256

    f0faf14409482a52de11a52384c0a7dd0067f13f7063d61fe400e0a5cbf5df8d

  • SHA512

    e4f7951973b8a19231acd3afca20ea0a4dc479d039cef2a5634cacefad9261006bfbea7288d444725cfb7e8e5aa9f33891779d68fa393fe0b60404b7a6664ec2

  • SSDEEP

    6144:iYBgIjQvrMbWSR4WHUJJs9E87Fy4lZrUChpqKmjum4QlNVrDjXR46cCPCRJfcqNZ:X2dOtzRn

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      JUSTIFICANTE DE PAGO.vbs

    • Size

      210KB

    • MD5

      5c629502f5f297b1473c1288daef4815

    • SHA1

      c1339b52ef4f18e1bc269d928bbf85387d17b3e4

    • SHA256

      f0faf14409482a52de11a52384c0a7dd0067f13f7063d61fe400e0a5cbf5df8d

    • SHA512

      e4f7951973b8a19231acd3afca20ea0a4dc479d039cef2a5634cacefad9261006bfbea7288d444725cfb7e8e5aa9f33891779d68fa393fe0b60404b7a6664ec2

    • SSDEEP

      6144:iYBgIjQvrMbWSR4WHUJJs9E87Fy4lZrUChpqKmjum4QlNVrDjXR46cCPCRJfcqNZ:X2dOtzRn

    • 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