MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. 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 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 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://jacksth.ru/123?utm_term=broken+but+beautiful+full+songs PDF link annotation
- http://lnstagram-office.com/la_esposa_ora_por_su_esposo3s1w5.pdfIn PDF document text
- https://cdn.sqhk.co/wevafofed/5ieidhe/paxufomerupizapujiw.pdfIn PDF document text
- http://xxlmature.site/wowisekowitatyxwxn.pdfIn PDF document text
- http://trackcreditscore.info/kotunovabuo5w8e.pdfIn PDF document text
- https://cdn.sqhk.co/ruduligived/jb32jah/jerudo.pdfIn PDF document text
- https://cdn.sqhk.co/busumodofu/gtlFibz/make_spotify_default_music_player_android.pdfIn PDF document text
- https://cdn.sqhk.co/bomoxale/aZiVXF7/fivosuwasuzegori.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://ab60d57a-1f92-408f-9079-0b325776b613.filesusr.com/ugd/724fb5_15105228348c4d7ab7d023a9d299633c.pdf?index=trueIn PDF document text
- https://d45380bd-a93d-4ef2-b2bd-4c7806d1f6db.filesusr.com/ugd/5d2cf3_4c46e022b4e24b0c8236d54a8aff2bed.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/6308e00b-97b4-4f04-a075-1e3244941c2c/bumunekoviwoxazolezeli.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/59aaad2c-1469-4846-8ba7-eca6d6cd9f8f/lakota_woman_mary_crow_dog_summary.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/80978196-38af-4bdb-88d1-ce5e4ed4d607/craftsman_front_tine_tiller_5.5hp_24_for_sale.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bee929c8-1239-4038-a7df-24b1e4cf2ce6/where_is_the_filter_located_on_a_kenmore_dishwasher.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fde4f77d-7e95-43df-9f1c-cdb88fdb9310/ryobi_10_portable_table_saw_with_wheels.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/1d3b631b-7065-486b-b2b5-610e58ecd639/pukag.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/16ee894e-fd04-4213-87b2-4c915d67524d/catholic_altar_server_training.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/6ca1608b-99ed-40ae-9145-ffeae5b7c702/44316864687.pdfIn PDF document text
- https://77abcf6a-1f47-4233-a5f7-28832101be0a.filesusr.com/ugd/e29e5c_c91631b0394a4b4b82b8fda142c2dc7a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/fd4f0992-a4ab-4fad-94b2-3ed67c5c82a4/what_is_the_best_orientation_for_a_house_in_uk.pdfIn PDF document text
- https://7c5e2310-e79b-429e-9f4a-70471a43dcce.filesusr.com/ugd/8ec1ef_0fa2592ee22a45c2a3c5c570da3e49a6.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/72008481-b989-4032-9ea9-c87978d04e1a/how_to_balance_charge_a_lipo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0f8526c8-8e8b-46ef-98fb-5c2902ff49bc/why_did_twilight_victoria_change.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_off0000f418.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF418 | 5188 bytes |
SHA-256: 813e044bdaa56baef804f37916cdf6b914c8dcf3f7137865dea6a0ad1e9357c2 |
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font_01_sfnt_off000105dd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x105DD | 10984 bytes |
SHA-256: b9f27c0e941bc135ca8b19278329b849f9977e4f23945c526f69f07946f7d8b6 |
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