MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF document contains numerous embedded links, many of which point to disposable hosting and redirector infrastructure. The heuristic 'PDF_MALICIOUS_REDIRECTOR_LINK' specifically flags a link to 'dafemum.ru', indicating a malicious redirector. The ML classifier and ClamAV detection strongly suggest malicious intent, likely phishing or malware distribution via these links.
Machine Learning
- Nyx PDF Classifier malicious score 0.9993
Heuristics 5
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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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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://dafemum.ru/wix?keyword=3.3+meiosis+study+guide+answers In PDF document text
- http://lavkavkusa.store/here_comes_the_sun_baritone_ukulele_chords47gvu.pdfIn PDF document text
- https://falojaba.weebly.com/uploads/1/3/0/7/130776150/tazokugatizoriduxim.pdfIn PDF document text
- https://wevozunivutuk.weebly.com/uploads/1/3/1/4/131484467/8bf1ba8d8c00184.pdfIn PDF document text
- http://onatural.space/karma_junit_reporter_not_working12j7p.pdfIn PDF document text
- http://qrettalq.online/52512188317o9q2y.pdfIn PDF document text
- http://kimujedat.mygamesonline.org/garmin_gpsmap_62_software_update.pdfIn PDF document text
- http://fajasated.mywebcommunity.org/vewusajadewiloseza.pdfIn PDF document text
- http://sosuziba.mypressonline.com/telecharger_alter_ego_b1_gratuit.pdfIn PDF document text
- http://50offstore.pro/optimate_4_bmw_canbusffk4u.pdfIn PDF document text
- http://mrt36.ru/hnefatafl_set_ukev44d.pdfIn PDF document text
- http://rimarilomikozu.medianewsonline.com/farmacos_aines.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/tedowafomaru/commoncoresheets_division_relative_to_multiplication.pdfIn PDF document text
- https://f59c0a4d-c104-43ac-8966-a5978cdf1b8c.filesusr.com/ugd/0c1ebd_a1d47cb66e9046dd8aa092b1b08b9dbc.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/jejulurowev/pujaxedotozilepud.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/9533afc0-3517-45a3-b191-963a186fcdb3/ranisovanabet.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8db93867-535e-4f2e-bb1c-71b64c74baee/45252035374.pdfIn PDF document text
- https://89e5ed4a-33eb-42a6-b5f1-9fc07ea1e15b.filesusr.com/ugd/ff68bb_23e733b6272243209632658f7ce16705.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vukusa/9328551645.pdfIn PDF document text
- https://ab60d57a-1f92-408f-9079-0b325776b613.filesusr.com/ugd/724fb5_b7621ee0b4344d8699a610226703bb33.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dejazuvorira/delhi_belly_full_movie_hd_300mb.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b555f89e-f614-46a5-8a8d-7f551b2a3c0a/how_to_change_casio_watch_strap.pdfIn PDF document text
- https://1e1f235d-56dd-4976-b20d-d38e3fe7b172.filesusr.com/ugd/210b45_8687f37d8de1497eab5c95e871525ffb.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/ad9be0fa-1e51-4ece-9712-6827caf1d24c/nelowigesolapupev.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_off0000ed87.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xED87 | 5408 bytes |
SHA-256: 8452b9366346fa3bdd2c99d377872bcf5f9dcf325ed930cdbeecfebf0bdd7657 |
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font_01_sfnt_off0000ffed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFFED | 10684 bytes |
SHA-256: 1890fc70809948c04f0b268b3c2b7cbc73076a9f2ce12a60b5c8b1c2307055a4 |
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