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 0.9997
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://druttle.ru/award?keyword=airport+vocabulary+english+exercises+pdf PDF link annotation
- https://cdn.sqhk.co/nenakowi/hg8jbij/90959275757.pdfIn PDF document text
- http://rasidafepu.mypressonline.com/curriculum_development_agencies_in_nigeria.pdfIn PDF document text
- http://lomigakorak.getenjoyment.net/6092964947.pdfIn PDF document text
- http://nesibobivugo.iblogger.org/spring_boot_oauth2resttemplate_refresh_token.pdfIn PDF document text
- https://cdn.sqhk.co/bulenupulabo/egd9zbz/mit_app_inventor_emulator.pdfIn PDF document text
- https://cdn.sqhk.co/feduminaro/Pjivijd/fighter_jets_air_strike_game.pdfIn PDF document text
- https://cdn.sqhk.co/lukisebeka/ghhe29F/tizumebatotanobutofi.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://6cdb29d4-22ce-4aaf-9e51-562b59d50851.filesusr.com/ugd/1b20fb_b38907ade16042beb6b9f55a64c9756f.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/f4ec758b-d336-4ad8-a7e3-d2b593222a3e/29906996154.pdfIn PDF document text
- https://6b5d12f1-3bbc-48af-9ddb-5430d2fe15e7.filesusr.com/ugd/3bf302_6cc694976fe64fdca97953b9953f25ae.pdf?index=trueIn PDF document text
- https://09972071-4174-499b-90b1-de3619f59f53.filesusr.com/ugd/d1c05f_4c6139846fb540d285ec644187a3d202.pdf?index=trueIn PDF document text
- https://8772a198-af03-49ef-8724-5feb7546cb8a.filesusr.com/ugd/436f04_f406d52c7a10447ba6be1ad03efbeaed.pdf?index=trueIn PDF document text
- https://60f6da8c-824c-4163-aae9-6195f2ac7ed4.filesusr.com/ugd/7f16bd_8503021290a349b08596e438185b9eb5.pdf?index=trueIn PDF document text
- http://duziroro.myartsonline.com/pocket_juice_hand_warmer_walmart.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8b6513da-4b4c-483a-9c31-c8847ca85fbd/dogokawizesekuxanujeli.pdfIn PDF document text
- https://6ec3981f-6443-463b-a164-91fc69f101d9.filesusr.com/ugd/7603ae_7803a218c0454678b391d7cec4e8a0b7.pdf?index=trueIn PDF document text
- http://luxopemuvoxu.rf.gd/jorib.pdfIn PDF document text
- https://ba10d46a-d7c1-43af-8542-f1a50f31aa8a.filesusr.com/ugd/4dded2_6a88f495fc874a1eb09b19773a9d0387.pdf?index=trueIn PDF document text
- https://4253c66a-660d-4c83-b31d-f715833d547b.filesusr.com/ugd/d9e9a0_e280a944c8304ec7bb766af6b47a78bc.pdf?index=trueIn PDF document text
- http://rovafitazilom.epizy.com/kafarupa.pdfIn PDF document text
- http://jowawaba.atwebpages.com/how_to_write_a_letter_to_the_parole_board_for_my_boyfriend.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_off0000daca.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDACA | 5776 bytes |
SHA-256: 097ad5e9d79638443ccd685dfbaf9ec03292a1d45b6ee56443c6568178e8d209 |
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font_01_sfnt_off0000ee7d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEE7D | 9836 bytes |
SHA-256: f7ec26197398c9d1bef65169dd906b241c76c5c6664fa230afef038c8312a462 |
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