Malicious PDF — malware analysis report

Static analysis result for SHA-256 12190697d5c404c6…

MALICIOUS

PDF

54.5 KB Created: 2021-03-19 23:29:07 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)
MD5: 13b72d6f22d2edeb3af98b10f07339d4 SHA-1: de73a50d58e734bcab846462e0a34001b476e929 SHA-256: 12190697d5c404c6a6d707013f8c0464fc95b1b06e526f285668b198abf1560e
114 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

The PDF is identified as malicious by ClamAV and an ML classifier, and heuristics indicate it's an image-only lure designed to trick users into clicking an external link. The embedded URL, https://baarspo.ru/award?keyword=colace+davis+plus+pdf, is the primary indicator of compromise. No scripts were extracted, but the PDF structure and heuristics strongly suggest a phishing or malware delivery attempt.

Machine Learning

  • Nyx PDF Classifier malicious score 0.8304

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 54 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://baarspo.ru/award?keyword=colace+davis+plus+pdf
    • https://cdn-cms.f-static.net/uploads/4393035/normal_602a1e281bd48.pdf
    • https://cdn.sqhk.co/bofagenined/i4hhOwP/vajumovexibelosumo.pdf
    • https://cdn-cms.f-static.net/uploads/4490519/normal_60218f978a690.pdf
    • http://nogurufegu.mygamesonline.org/best_biology_notes_for_ssc_cgl.pdf
    • http://xivazokib.medianewsonline.com/pollution_in_mumbai_city_causes_and_effects.pdf
    • https://cdn-cms.f-static.net/uploads/4376098/normal_5fd185cc2cbad.pdf
    • http://quickpapp.online/sefaxuri1rsrx.pdf
    • https://cdn.sqhk.co/xanikadir/hhkjjhe/78459846783.pdf
    • http://instapodarok.site/minarazadofa8t31j.pdf
    • http://rawoxaxevog.mygamesonline.org/wemaduzumodiveg.pdf
    • https://cdn-cms.f-static.net/uploads/4448556/normal_60199512dabc1.pdf
    • http://eushopvmn.site/igi_2_game_size3canx.pdf
    • http://biotringel.shop/chicago_manual_style_bibliography_generator8asyp.pdf
    • http://opt15.ru/61796905634q03fp.pdf
    • https://cdn.sqhk.co/gilubibawi/icVid8Y/pedazomurinebadelidene.pdf
    • http://nunejabu.scienceontheweb.net/8293780482.pdf
    • http://pokezokebawi.mygamesonline.org/88779443163.pdf
    • https://cdn.sqhk.co/nalawanuxa/7tLgeig/gudedixibivurosepobin.pdf
    • https://cdn.sqhk.co/jomububorava/ogjLhaO/mupazotadefelegitewijomip.pdf
    • http://noroved.myartsonline.com/77803149998.pdf
    • https://s3.amazonaws.com/wanalovum/94375921634.pdf
    • https://s3.amazonaws.com/minaxigevani/blue_uniform_pants_womens.pdf
    • https://s3.amazonaws.com/mogipegi/bpmn_2._0_examples.pdf
    • https://s3.amazonaws.com/lemerisinivum/maximum_principal_stress_theory_is_used_for.pdf

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