Malware Insights
This PDF document is identified as malicious by multiple heuristics and a machine learning classifier, strongly indicating a phishing or scam attempt. The presence of a large number of external links, many hosted on disposable domains, suggests a link farm designed to redirect users to malicious sites. The document body, though heavily obfuscated, contains elements suggestive of an advance-fee scam, such as parcel delivery requirements. The ClamAV detection further confirms its malicious nature, likely involving exploitation of PDF vulnerabilities to execute further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 8
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Advance-fee lottery/parcel scam lure high SE_ADVANCE_FEE_SCAM_LUREDocument contains lottery/beneficiary or prize language together with large-value draft/funds wording and parcel/courier delivery requirements. This is a classic advance-fee fraud document shape.
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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Urgency / deadline lure low SE_URGENCY_LUREDocument contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne 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://botokaw.ru/strik?utm_term=brother+mfc-9970cdw+toner+cartridge PDF link annotation
- https://dapapakutuluj.weebly.com/uploads/1/3/1/3/131384169/fifinopazoxodir-zijovimugazin-digenule.pdfIn PDF document text
- https://xuzubakew.weebly.com/uploads/1/3/0/9/130969304/bidevawu.pdfIn PDF document text
- http://luxazeguliwa.iblogger.org/animaux_ferme_plastique_grand_format.pdfIn PDF document text
- http://sewalenugebob.iblogger.org/stars_janis_ian_sheet_music.pdfIn PDF document text
- https://gujowidupisume.weebly.com/uploads/1/3/4/1/134131448/mepekotijareju.pdfIn PDF document text
- https://wotipufa.weebly.com/uploads/1/3/1/0/131069738/f9c084965feb.pdfIn PDF document text
- https://bejarewir.weebly.com/uploads/1/3/5/3/135329653/6590915.pdfIn PDF document text
- https://cdn.sqhk.co/xukigipeduve/igjggiT/blog_post_design_template.pdfIn PDF document text
- https://cdn.sqhk.co/muligumixe/Egf2ijz/final_fantasy_tactics_recruitable_characters.pdfIn PDF document text
- http://dabuxupufudina.22web.org/20400239091.pdfIn PDF document text
- https://cdn.sqhk.co/gixelotopa/Phcypii/vikings_the_saga_of_floki_stream.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4418788/normal_5ffba31e3b26e.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417652/normal_5ffda87d55f55.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4411944/normal_5ffbf831cb0a2.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4493578/normal_60234f6021b50.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4382420/normal_604e59a047d1b.pdfIn PDF document text
- http://zizufiso.iblogger.org/music_notes_chart.pdfIn PDF document text
- https://fasuwilobavofe.weebly.com/uploads/1/3/4/4/134489762/202241.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://jejijumebiv.epizy.com/90855584079.pdfIn PDF document text
- http://zalufebali.rf.gd/american_truck_simulator_apk.pdfIn PDF document text
- http://wupofopevina.epizy.com/deduxozi.pdfIn PDF document text
- http://jakunivejejaxo.rf.gd/beginning_javascript.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000ed8c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED8C | 5776 bytes |
SHA-256: 16bf2f848a79ca81ad3c724cb273b5733c020a51b0dfe0397f39268c2f013825 |
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font_01_sfnt_off00010137.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10137 | 10968 bytes |
SHA-256: f7ccb4459ca1f08e8599e5a100af2f8f488b365284e1b6eef04e6ad3a98217f6 |
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