General

  • Target

    drafted_custom form 1.pdf.exe

  • Size

    626KB

  • Sample

    230918-q78r4shf71

  • MD5

    b87d148004eb139cda3a2030a1761c77

  • SHA1

    a397ebbe8ff7f2b75f03eb36207c923ef21ee203

  • SHA256

    605e2bf9c188c72177da3dd80ae80d80fb2ae131705ebcdce9842342c0e3db50

  • SHA512

    70c3f518640e47ed2bd537a0308c50a020bae8ce589d4458d291c95769594574f7d4b2e1bfd0cb9c9d82c528cc544a1646f50b28a5307df4074727f70981eedb

  • SSDEEP

    6144:hWc/OVS2eBzg0vOOQEv0ifCEeQhGqbWGOdI3LMRC2vxivwA1khBHRqL5SIF:hWABzNOH+eQ8YO+3L2tx6wAw68IF

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      drafted_custom form 1.pdf.exe

    • Size

      626KB

    • MD5

      b87d148004eb139cda3a2030a1761c77

    • SHA1

      a397ebbe8ff7f2b75f03eb36207c923ef21ee203

    • SHA256

      605e2bf9c188c72177da3dd80ae80d80fb2ae131705ebcdce9842342c0e3db50

    • SHA512

      70c3f518640e47ed2bd537a0308c50a020bae8ce589d4458d291c95769594574f7d4b2e1bfd0cb9c9d82c528cc544a1646f50b28a5307df4074727f70981eedb

    • SSDEEP

      6144:hWc/OVS2eBzg0vOOQEv0ifCEeQhGqbWGOdI3LMRC2vxivwA1khBHRqL5SIF:hWABzNOH+eQ8YO+3L2tx6wAw68IF

    • AgentTesla

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

    • Checks computer location settings

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

    • Accesses Microsoft Outlook profiles

    • 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