MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF contains a large number of external links, identified by the PDF_SEO_LINK_FARM and PDF_SEO_DISPOSABLE_LINK_FARM heuristics. Many of these links point to disposable hosting services and appear to be part of a link farm, suggesting a malicious intent related to SEO manipulation or content distribution. The ML_NYX_PDF_MALICIOUS heuristic further supports the malicious classification with a high confidence score.
Machine Learning
- Nyx PDF Classifier malicious score 0.9992
Heuristics 5
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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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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://druttle.ru/strik?utm_term=how+to+store+dyson+attachments PDF link annotation
- https://bikizulotozenap.weebly.com/uploads/1/3/1/8/131860645/62207.pdfIn PDF document text
- https://dejegudiferu.weebly.com/uploads/1/3/1/8/131857494/1243913.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4487381/normal_5fc6f14ed1be3.pdfIn PDF document text
- https://vonewujin.weebly.com/uploads/1/3/1/3/131380349/2669467.pdfIn PDF document text
- https://rudabukonavapuk.weebly.com/uploads/1/3/4/0/134016662/nufadulutaku.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4365583/normal_60469710e475e.pdfIn PDF document text
- https://bitujidup.weebly.com/uploads/1/3/4/5/134598072/2ee5f63b.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4428061/normal_600c25c5771e0.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4388428/normal_604a17dc2040f.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4417321/normal_5fde688d1f8e8.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/9af283bf-6116-45e9-b1da-4e4faaf1b29f/gijetimanok.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ff8b7253-8bca-4697-b302-9a8a6461c0d8/pasogasifejagegijipif.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b970a845-e6d3-4f39-92b5-97a715b9029a/how_many_phrasal_verbs_in_english.pdfIn PDF document text
- https://s3.amazonaws.com/rerinago/android_google_map_api_not_showing.pdfIn PDF document text
- https://s3.amazonaws.com/desenaz/supersonic_android_9_inch_tablet.pdfIn PDF document text
- https://s3.amazonaws.com/papuja/how_to_start_a_viking_oven.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/5e184b40-c657-4371-afd2-64dd5cac4069/26587670304.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9b403dbd-18c1-410d-9ddb-1682b869a370/praise_and_worship_songs_for_babies.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/aeee96f5-952f-4fe9-a9c8-96c6cf4b88f5/the_secret_life_of_bees_movie_free_download.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/7216e398-552c-4bcd-b638-07f480540a18/organic_chemistry_david_klein_3rd_edition_solutions_manual_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1b80754d-18d4-4906-bc2a-1876fea22d4b/what_is_apc_ups.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d503e312-8779-4fd5-bb4e-dba11bedf0e4/66498768578.pdfIn PDF document text
- https://s3.amazonaws.com/wutisigila/us_craftmaster_water_heater_e2f40rd045v.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000fbfb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFBFB | 5300 bytes |
SHA-256: 171c2caebebcd0637a08ffbd86380bdcc37b9d0fab97bf5d6604d7a7f44799d0 |
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font_01_sfnt_off00010de5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10DE5 | 1800 bytes |
SHA-256: a36eee06fef6ce219692c4ec918276ac99413e4fd1e3666e4031624f9289d620 |
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font_02_sfnt_off00011672.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11672 | 11140 bytes |
SHA-256: 623ddc1aa776ca64fc1d28b75c7922bc92d65fe6c63aecb2d31d7a76588e9ede |
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