General

  • Target

    4af7a6a64c88b2b820f1d3481e7a6e16bd26bd22abd4c9bbe521564378c13150

  • Size

    457KB

  • Sample

    230403-q24k7sgg2z

  • MD5

    85d4938850ebbcaac0e71855adb522ca

  • SHA1

    d13a6a5fa914a591d03097a5b19516de66ca3a24

  • SHA256

    4af7a6a64c88b2b820f1d3481e7a6e16bd26bd22abd4c9bbe521564378c13150

  • SHA512

    b1a63e79b152535936fc6f2f35a5e38944ee783b6acaeb3e90a8872d6cd01e977c464f04947b9df6b471fadc2ce9c276d3a9c3afd0112c5e3d61db381a2e1bb9

  • SSDEEP

    12288:AIFEzDgNxvJtKvJ5RZu86xkfWgKF+MRy+:VEzDgNxvnkR/W

Malware Config

Extracted

Family

agenttesla

Credentials

Targets

    • Target

      4af7a6a64c88b2b820f1d3481e7a6e16bd26bd22abd4c9bbe521564378c13150

    • Size

      457KB

    • MD5

      85d4938850ebbcaac0e71855adb522ca

    • SHA1

      d13a6a5fa914a591d03097a5b19516de66ca3a24

    • SHA256

      4af7a6a64c88b2b820f1d3481e7a6e16bd26bd22abd4c9bbe521564378c13150

    • SHA512

      b1a63e79b152535936fc6f2f35a5e38944ee783b6acaeb3e90a8872d6cd01e977c464f04947b9df6b471fadc2ce9c276d3a9c3afd0112c5e3d61db381a2e1bb9

    • SSDEEP

      12288:AIFEzDgNxvJtKvJ5RZu86xkfWgKF+MRy+:VEzDgNxvnkR/W

    • AgentTesla

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

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Loads dropped DLL

    • Accesses Microsoft Outlook profiles

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • 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 v6

Tasks