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 0.9993
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://xezojetit.ru/strik?utm_term=glencoe+mcgraw+hill+virtual+lab+population+biology+answer+key PDF link annotation
- http://odebayitrafikhizmeti.com/zogubawigazakitafevozd91xh.pdfIn PDF document text
- http://216tilford.com/51459648110vg60k.pdfIn PDF document text
- https://cdn.sqhk.co/guwewaxa/rjajWhg/29230556706.pdfIn PDF document text
- http://allerop.xyz/desetetezuselegimelakirqld51.pdfIn PDF document text
- http://formverifiedbadge.com/servsafe_test_results8kbvi.pdfIn PDF document text
- https://cdn.sqhk.co/sugefixa/chhhjU4/btc_price_usd.pdfIn PDF document text
- http://silikidabog.22web.org/220v_ac_24v_dc_transformer.pdfIn PDF document text
- https://cdn.sqhk.co/lusezuvujala/Gib7Xhd/bts_autumn_leaves_music.pdfIn PDF document text
- http://my-favshope.online/lalixeduxelapizawaghdxh9.pdfIn PDF document text
- http://suvexavez.iblogger.org/xatijaletutumuwe.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://71347f20-8353-4153-bebc-dd2a28b3a5cf.filesusr.com/ugd/a382ee_6d0a9a28267c45e88c0392013cf5de34.pdf?index=trueIn PDF document text
- https://99442e0c-e188-470f-b1e9-a2082f9e7f28.filesusr.com/ugd/2274a7_e7eea31dd7b34cb88a783e5091f17e53.pdf?index=trueIn PDF document text
- https://48b7024d-7414-4593-b44d-ed892b96ad15.filesusr.com/ugd/3e5db3_0382ed90b83b43b7a2262fc9b67454c8.pdf?index=trueIn PDF document text
- http://farixidu.epizy.com/88031045597.pdfIn PDF document text
- https://c9977776-9e37-4432-9eae-e541147807da.filesusr.com/ugd/bb6cc6_cf47d9cb074b4cfa8678aa5e70c0a272.pdf?index=trueIn PDF document text
- https://a72a44ae-2aae-4d6a-a6c4-235301d0a62e.filesusr.com/ugd/57436b_78216b6b26b445bc9917abcf4e295107.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/cb52f660-da8a-4e1a-821f-d00a72a0ff32/the_hound_of_the_baskervilles_1939_movie.pdfIn PDF document text
- https://f495c71d-628d-4070-9a3d-b699cbb46ba4.filesusr.com/ugd/d99ef3_6b40b5e2c47742089e20accde7b4feca.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/2498da90-7ee8-45df-99c7-c4dc953b030a/57334201961.pdfIn PDF document text
- http://xetemap.epizy.com/58015405361.pdfIn PDF document text
- http://godutiliwaganos.rf.gd/aeropostale_uniform_coupon.pdfIn PDF document text
- https://9c33b4df-6f14-41ad-9e94-a3a23f7ed20d.filesusr.com/ugd/2a975f_793eb1bf083545828ac335edebbfd51d.pdf?index=trueIn PDF document text
- https://7f58a6d3-5723-489e-a2bd-17fd91e1ddd5.filesusr.com/ugd/655495_aa1ddab023034f98a1d7845e22d0480b.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/bdf19a0d-b51b-471f-b4c6-725ee7b622db/lista_de_verbos_regulares_en_ingles_d_t_id.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_off0000fcda.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCDA | 5836 bytes |
SHA-256: 4af543a664c42b38c8c3d297cedf905d0c2c1df8a53ebb675e5b331409d5df31 |
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font_01_sfnt_off000110b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x110B0 | 11488 bytes |
SHA-256: 9db35777b239ed62d890e08994c7ac67d1983961a54279236341bd5c1621707a |
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