MALICIOUS
146
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was detected as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. It contains numerous external URIs, with one prominent URL suggesting a lure for free PDF downloads, likely to distribute malware. The document's structure and embedded links point towards a phishing or scam attempt designed to trick users into downloading further malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
Heuristics 6
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) documents that carry no urgency or charge/dispute escalation.
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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://oniceh.ru/pbw?utm_term=hercai+kitap+pdf+indir+bedava PDF link annotation
- https://static.s123-cdn-static.com/uploads/4449771/normal_5ff9692649f1e.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4415526/normal_60298e66d0b9b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4446645/normal_603b708b4afe6.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4390056/normal_601c79253d382.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://visetululiv.pbworks.com/w/file/fetch/144415284/hidruro_de_calcio_nomenclatura_iupac.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d3898050-6304-44a9-acdf-a11a0ca2fab2/4444928548.pdfIn PDF document text
- http://wezenibafasi.pbworks.com/f/harvard_accounting_101.pdfIn PDF document text
- http://gatunam.pbworks.com/f/9878077971.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f40ca2fe-a155-45c6-952c-5587b769b8f5/how_to_pair_iphone_with_jbl_wireless_speaker.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/02775f63-b7f4-4ecf-93c6-879226fd6f1a/25503758515.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f404c35b-485f-4866-a735-8f50d92f817d/asus_maximus_viii_hero_bios_flashback.pdfIn PDF document text
- http://wojipag.pbworks.com/f/how_to_make_a_cardboard_vr_headset.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8f538451-c938-4e13-87c3-1850f0f98419/xepefokukezenegoroko.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/09082b5c-45a7-4b9b-bcaa-9ec9eada89e0/buxupojujekopuramodabipu.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/261ced07-b7bd-4314-8491-9fde00ec01f0/favojeguzuwidubuxunak.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3a70222f-9c1a-4dcc-a148-fd39203ff9e4/how_to_use_usb_on_sharp_tv.pdfIn PDF document text
- http://viluxese.pbworks.com/w/file/fetch/144427575/octal_to_hexadecimal_conversion_questions_and_answers.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9dab20c0-6b96-4387-8434-bdf8a8723502/85359194687.pdfIn PDF document text
- http://mifimoruzuwo.pbworks.com/f/dodudimexoxijajeporaf.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/915777ff-e7f5-483f-9a01-f278043dcafd/89293179412.pdfIn PDF document text
- http://ziduzobif.pbworks.com/w/file/fetch/144619020/wordly_wise_book_4_lesson_2.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_off0000e4c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4C3 | 5164 bytes |
SHA-256: 2a5dc4e69967c225ff8dfc963029538cbe76d159391688ec7123252c8dbb6581 |
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font_01_sfnt_off0000f664.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF664 | 12640 bytes |
SHA-256: 4250d090f8d48df392315bd0342818f9e635a004a33bfaf6ea9d48b227eeeb00 |
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