MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. It uses an urgency-based lure. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 7
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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 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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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://golowaki.ru/strik?utm_term=beethoven+piano+sonata+op+14+no+2+analysis PDF link annotation
- https://cdn.sqhk.co/xalisufa/WieCjgj/risc-_v_fpga_performance.pdfIn PDF document text
- https://cdn.sqhk.co/vefemenivu/bhdjcWK/transfer_station_closest_to_me.pdfIn PDF document text
- http://jikusofare.mywebcommunity.org/does_robinhood_allow_swing_trading.pdfIn PDF document text
- https://serawododi.weebly.com/uploads/1/3/4/8/134885696/8136383.pdfIn PDF document text
- http://13millions-warzone.store/vonizuvupiroziwola6anzq.pdfIn PDF document text
- https://povurekeziduzeb.weebly.com/uploads/1/3/2/7/132740384/sovepora_jusakawegator_vavutidolokipap_gedewitesiro.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4379720/normal_6020b47046a1f.pdfIn PDF document text
- https://cdn.sqhk.co/gepumenujeme/NyU8Ghe/the_greatest_classic_rock_songs_of_all_time.pdfIn PDF document text
- https://cdn.sqhk.co/vuwipabobatu/fFqihv9/megalodon_tooth_for_sale_canada.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4428329/normal_603560541c136.pdfIn PDF document text
- http://biomaniks.website/fapugirt503p.pdfIn PDF document text
- http://by-roof.ru/10555488549xgodl.pdfIn PDF document text
- https://wudusalulolatus.weebly.com/uploads/1/3/1/6/131606476/degep.pdfIn PDF document text
- http://porn77.design/verbos_regulares_e_irregulares_en_ingles_con_su_pronunciaciony51uq.pdfIn PDF document text
- http://fekosuse.getenjoyment.net/angor_et_infarctus_du_myocarde.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4473445/normal_60066450e3f2b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://nununad.myartsonline.com/stock_market_trading_hours_day_after_thanksgiving.pdfIn PDF document text
- https://e5aadbcf-511f-4ee2-989a-4410a22eeed0.filesusr.com/ugd/64930c_c1594face6034ca686d354634950d6d6.pdf?index=trueIn PDF document text
- https://2ddedb0e-b7b0-41c9-a8bc-c018bd0e6e4c.filesusr.com/ugd/70094d_3df96f78a2e64076a941137164d26ba3.pdf?index=trueIn PDF document text
- https://eb40363d-1d1f-4170-a897-f23f0f433116.filesusr.com/ugd/2a1429_3826a99acbe04a458c63200d830d036f.pdf?index=trueIn PDF document text
- https://a3e8d6b6-68ee-4625-a313-a25a09dbd39d.filesusr.com/ugd/312e12_1c89ba778a26439d92fc03749bbcbd89.pdf?index=trueIn 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_off0000f9b5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF9B5 | 5296 bytes |
SHA-256: b4f3d1fd0e51215e21c06c5c866b596bf41ab9e45a3e428288ad95915236d509 |
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font_01_sfnt_off00010bd5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10BD5 | 12092 bytes |
SHA-256: 3cf55481d565ef445e1ad64dea56058d533d22dcbad61501976ab2577e6730e0 |
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