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 0.9996
Heuristics 7
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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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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://nipisod.ru/wix?keyword=provestra+pills+side+effects PDF link annotation
- https://cdn.sqhk.co/basinasedu/NicjipQ/savukokigot.pdfIn PDF document text
- https://cdn.sqhk.co/nosimasiv/iIfHspD/58029230154.pdfIn PDF document text
- https://cdn.sqhk.co/gasajolop/bjfApN2/fast_and_furious_racing_game_download.pdfIn PDF document text
- https://cdn.sqhk.co/rowagana/Wkib4iH/badoredajaxa.pdfIn PDF document text
- https://cdn.sqhk.co/vefusujix/AgggsvY/68279733378.pdfIn PDF document text
- https://cdn.sqhk.co/gixotagokezu/Ey1jdhh/wujidudufek.pdfIn PDF document text
- https://cdn.sqhk.co/balaragu/7jcM6Ym/expanse_book_9.pdfIn PDF document text
- https://cdn.sqhk.co/lebudawojafi/ihiegen/dynalist_open_source_alternative.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://dutagewenurodub.epizy.com/ledatup.pdfIn PDF document text
- https://6b9ff03a-ef48-417a-a14c-919df0f903d0.filesusr.com/ugd/f459ea_d22e17e754c4447d8dd76849be0bca1e.pdf?index=trueIn PDF document text
- http://lunujebof.rf.gd/que_es_una_artesania.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c4918419-f779-4704-b9e1-03c8ccd5053d/vepodokovolimiwotawox.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ac6e743-fa21-4cbf-83d0-019077c72f90/where_is_gravimetric_analysis_used.pdfIn PDF document text
- https://d4078116-a2d5-466f-97e6-20d899f6ca30.filesusr.com/ugd/576447_920ce34db7f74b0d966830c4f09c1b76.pdf?index=trueIn PDF document text
- http://fesenobonirizu.epizy.com/android_emulator_proxy_username_password.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b2af14fe-d036-493a-ab63-aff07365d674/82300379452.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/942ce90d-ca42-4a20-8f26-7dd73f49f9ef/xejinopob.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/acb11cd6-de68-42b3-aa00-b5bb7369eb21/heat_transfer_solutions_inc_houston.pdfIn PDF document text
- https://0ed7c29b-d5f2-4290-8b47-add6aa38300d.filesusr.com/ugd/32a223_66a33be04de54c3cb745e1b60df28954.pdf?index=trueIn PDF document text
- http://pujusojup.epizy.com/bacaan_barzanji_lengkap.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ce4d631-e9af-400f-afe4-81cfa2227291/nail_salons_open_in_tupelo_ms.pdfIn PDF document text
- https://f8071fb1-33dc-4bb9-9fe9-292e0ca0d861.filesusr.com/ugd/253000_bb192650721f45b588fc2e393cb2eb14.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_off0000e789.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE789 | 5208 bytes |
SHA-256: 2e8d16abdd694d9d1cb521babc9217a8cdffe6c4c7941d34903ee40a81dca02b |
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font_01_sfnt_off0000f95b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF95B | 10364 bytes |
SHA-256: bf8a1e8c9f84344db2a12728befb2a6e934c1180ac123c323f667aeea3dff5bf |
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