Malicious PDF — malware analysis report

Static analysis result for SHA-256 0a2440e46e9f9cbb…

MALICIOUS

PDF

50.6 KB Created: 2020-12-09 11:53:53 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: e1610cf27ba319f98c5ac917324f9ca1 SHA-1: 3ee1ebf9c86da96edaddd56f7a110c40bdaa8400 SHA-256: 0a2440e46e9f9cbbe0b07cbba3a513f1ffe22428fb9e51cd8ba3d2b2f56cd52d
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as an image-only document with an action trigger, typical of a phishing lure. It contains an embedded URL pointing to 'trafftec.ru', which is likely the destination for the phishing attempt. ClamAV and ML classifiers also flagged this PDF as malicious, supporting the phishing attack pattern.

Machine Learning

  • Nyx PDF Classifier malicious score 0.6878

Heuristics 4

  • ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
  • Image-only document with action trigger (screenshot lure) medium PDF_IMAGE_LURE
    PDF has 1 image(s), only 0 text block(s), carries a click-outward action, and is only 50 KB — typical shape of a phishing lure where a full-page screenshot hides a clickable button that launches or submits to an attacker URL.
  • External URI info PDF_URI
    PDF contains an external URL action
  • Embedded URL info EMBEDDED_URL
    One or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.
    URL https://trafftec.ru/aws?utm_term=free+zero+hours+employment+contract+template+uk
    • https://static.s123-cdn-static.com/uploads/4372987/normal_5fc7a7f098370.pdf
    • https://cdn-cms.f-static.net/uploads/4450156/normal_5fada3014d801.pdf
    • https://cdn-cms.f-static.net/uploads/4372707/normal_5fbed1db9f0c6.pdf
    • https://uploads.strikinglycdn.com/files/4bd12ddf-d7f0-4766-9abb-b9eef27df275/19782713665.pdf
    • https://uploads.strikinglycdn.com/files/abc929d8-c59e-451c-952b-b3605e89d1f0/fernando_valenzuela_jersey_grey.pdf
    • https://static1.squarespace.com/static/5fc5c235abaecd3318437d55/t/5fc8821543b29e7a5af7c2ea/1606976022626/vogoxubixewitimibuf.pdf
    • https://static1.squarespace.com/static/5fc5306ac14dfd36fe0d8a55/t/5fcd5340c00f007ceaf7c527/1607291717823/kodojevo.pdf
    • https://uploads.strikinglycdn.com/files/d1ae1ec1-f97c-47f3-81bf-3aa161c50e88/begepusujolagojenogom.pdf
    • https://static1.squarespace.com/static/5fbce344be7cfc36344e8aaf/t/5fbe11457acac6192a88324d/1606291782312/ucweb_handler_apk.pdf
    • https://uploads.strikinglycdn.com/files/b4bbb8ae-e459-4e4c-b031-dda5f17a3815/adjectives_that_start_with_q_to_describe_a_person_positively.pdf
    • https://uploads.strikinglycdn.com/files/12989553-5757-4fdd-a459-796f42379f63/8064380561.pdf
    • https://uploads.strikinglycdn.com/files/62fa5d22-eea5-48f8-a6a6-494a723af57f/2545372473.pdf
    • https://static1.squarespace.com/static/5fc56310bf71053ccb2da539/t/5fce78781f0d5337a86d0109/1607366776845/hack_game_pooking_billiards_city.pdf