General

  • Target

    375bc532f731f65440a59ba6c844305f85e70945ca52e09fd899f2b0512d3b42

  • Size

    649KB

  • Sample

    250129-bxx6aswret

  • MD5

    073d0a23272dc451c11d92db781df532

  • SHA1

    ff20b853457a3c03bf42f221f12d96d76e50bbaf

  • SHA256

    375bc532f731f65440a59ba6c844305f85e70945ca52e09fd899f2b0512d3b42

  • SHA512

    21c13e6b3edef187aea90b58dec0a631f24e4e1a0daa90aa3a18024d4cc71a99f3790c90012baef0850d54992161ba78b8bb85688ab82ff154440f77c3b14f18

  • SSDEEP

    12288:+CyVYczG+o94he8r7pNp1htC2g+onzY45BgzZzxGtAiZ5ottN0As7ySZtkefT:+C1czG+oOvP3HC21o9BqZdcnSN0AsmSd

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      shipment.exe

    • Size

      787KB

    • MD5

      a77ebe651aa08b5206633842ab1a9473

    • SHA1

      518f1130f774933d95fe61b23b6c3eed09c957b0

    • SHA256

      9e82ec399abc5ffd0495d493480f8edd2281d43e9de2731afda2eced962cbd9c

    • SHA512

      57a24c52f2bc06b4d41c8a493e2c1cf056e3360dfbb7ffef0d6bd43432e5acd1811bb9a3485e1389c6f5210431d829f99e0d00d4b738e1f36ceaa7aec378a844

    • SSDEEP

      12288:JdY00jKk0lqXNufZD35CfxqV+E9956oAF2TZE0:JddbDlqXaZD40+weMTT

    • AgentTesla

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

    • Agenttesla family

    • Command and Scripting Interpreter: PowerShell

      Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

    • Checks computer location settings

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

    • Adds Run key to start application

    • 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 SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks