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 0.9992
Heuristics 6
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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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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://mezovuduw.ru/award?keyword=letter+b+tracing+worksheets+pdf PDF link annotation
- https://cdn.sqhk.co/wubofuse/dgiihhd/babuzilabonel.pdfIn PDF document text
- http://lowufadit.scienceontheweb.net/anexo_4_simples_nacional_2020.pdfIn PDF document text
- https://cdn.sqhk.co/duwenaxiseve/hPgjigK/rainbow_cupcake_cake_walmart.pdfIn PDF document text
- https://cdn.sqhk.co/bulunazi/qNNohbG/caremark_specialty_pharmacy_fax_form.pdfIn PDF document text
- http://mozaduz.mygamesonline.org/lasiku.pdfIn PDF document text
- https://cdn.sqhk.co/gidulikegel/iemtjiZ/best_gps_tracker_for_buy_here_pay_here.pdfIn PDF document text
- http://xiwakaravivomik.scienceontheweb.net/how_much_does_a_program_manager_make_at_amazon.pdfIn PDF document text
- https://cdn.sqhk.co/balaragu/hmgfU7k/gojalojesejuvivupoma.pdfIn PDF document text
- https://gakulenem.weebly.com/uploads/1/3/1/4/131437742/lutiposidebopog.pdfIn PDF document text
- http://gomesuzos.mypressonline.com/najodofugimek.pdfIn PDF document text
- https://cdn.sqhk.co/raxoxawupej/Bgfjihh/euro_car_simulator_2_apk.pdfIn PDF document text
- https://kugixixubeleji.weebly.com/uploads/1/3/4/3/134324677/9462328.pdfIn PDF document text
- http://dorugatutaxovi.scienceontheweb.net/korean_alphabet_letters_a_z.pdfIn PDF document text
- https://viliwefat.weebly.com/uploads/1/3/1/0/131069961/denodoratik-pamivetu-julalubipobap-kelipalegan.pdfIn PDF document text
- https://cdn.sqhk.co/sirojenu/tcjeRib/musica_cadena_100_lista_2019.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://995be609-08d3-41b1-a6c0-90e53670bcec.filesusr.com/ugd/9988e1_31bbc09145f54dc58609ff8205f7ac69.pdf?index=trueIn PDF document text
- https://c01188fd-d8af-4b86-846b-090f7ecd58d8.filesusr.com/ugd/9058e5_0d7520374e9c44f386053c565aae383d.pdf?index=trueIn PDF document text
- https://2daccc73-8708-4113-a26a-4f38906335d9.filesusr.com/ugd/f65175_cfd97f4cd1dd44b88a80a4c678fe631b.pdf?index=trueIn PDF document text
- http://tiluxusimutine.atwebpages.com/22917698346.pdfIn PDF document text
- http://pidodexogejax.myartsonline.com/playboy_magazine_ebook_free_download.pdfIn PDF document text
- https://b7c6a474-53ed-4139-af63-4b2f501ae0e7.filesusr.com/ugd/e87294_a43ef18ecf8c46c08427d0ed6fbbd430.pdf?index=trueIn PDF document text
- http://vilepobafomunow.atwebpages.com/historia_da_branca_de_neve.pdfIn PDF document text
- http://gegurobaz.myartsonline.com/nanisat.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_off0000dfa9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDFA9 | 5624 bytes |
SHA-256: f0c37e9bc72582a15433a20583c9a1a133d57e7e388c8b78717f03e85599edc8 |
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font_01_sfnt_off0000f2d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF2D6 | 11692 bytes |
SHA-256: b679f7a633427430e5b644626de053cc2a5ce0b75fc7a99476e7392bbeb76f5e |
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