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://midufefew.ru/award?keyword=trilogia+de+la+guerra+agustin+fernandez+mallo+pdf PDF link annotation
- http://lazotub.mywebcommunity.org/65943153489.pdfIn PDF document text
- http://sovetnik53.ru/solving_proportion_word_problems_involving_similar_figures_answer_keydt5vx.pdfIn PDF document text
- https://lagonola.weebly.com/uploads/1/3/4/8/134851586/wizawa_zurotifebomab.pdfIn PDF document text
- https://fupakedozoj.weebly.com/uploads/1/3/1/4/131407080/wadozazodizojajug.pdfIn PDF document text
- http://zegobudipaju.mywebcommunity.org/definicion_de_biometria_hematica.pdfIn PDF document text
- http://gozimudowojuzun.mypressonline.com/car_aerodynamics_book.pdfIn PDF document text
- http://gayerkan.com/probationary_driver_speedingyd8qy.pdfIn PDF document text
- https://witabavuwimob.weebly.com/uploads/1/3/4/3/134339013/9992860.pdfIn PDF document text
- http://movawizaxaxato.mywebcommunity.org/xobuxixomufusotom.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a16eeaf1-ab09-4fb7-bdbc-3ebfa24c279d.filesusr.com/ugd/03042f_31faaed5af4843c6ac2350e24384bd28.pdf?index=trueIn PDF document text
- http://netomadutimafe.onlinewebshop.net/les_belles_lettres.pdfIn PDF document text
- https://661c91a2-68a2-4ae3-aaac-ef96b6cc7894.filesusr.com/ugd/b926a8_22586ecadd594121bf2e5e9e705ab09c.pdf?index=trueIn PDF document text
- https://4b67404f-136a-46a0-9cf3-151f2d38faab.filesusr.com/ugd/241fd5_5356a286662f416db1967c01db5bd6fa.pdf?index=trueIn PDF document text
- https://b3709dad-42f4-4621-9b7e-74d31ca978cd.filesusr.com/ugd/f91cf1_67092017da394a668ab930eebd5ba29f.pdf?index=trueIn PDF document text
- https://d046670e-94b8-4ea2-8efc-69fca9b502c9.filesusr.com/ugd/c0b427_2d3acaf2f35745c6b1431bf47424b808.pdf?index=trueIn PDF document text
- https://9b704b87-3668-414c-a24e-b30400fe0e33.filesusr.com/ugd/51c472_65ff7db3c9a34d07a06318255b41fe98.pdf?index=trueIn PDF document text
- https://39c1d623-eccb-4af0-a86a-15328a2d61f9.filesusr.com/ugd/3cb6cb_0a2a800ea73b46aea61fd6346803bb86.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/eba102e3-9168-43cc-ae10-38d4ec3465f6/jiwabigidimoxixajaj.pdfIn PDF document text
- https://4c6480a9-ccec-4c20-853c-cc48681c44ad.filesusr.com/ugd/935adc_4749d117d2664969a578da06ac082fac.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/edc69c61-2488-4fa1-86ac-4d96f165887c/21353874277.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/d9c72da4-6aa1-48e3-941a-8639ca9b5587/how_to_build_a_lap_steel_guitar.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_off0000ea8f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA8F | 5360 bytes |
SHA-256: 4a297d80bc197e64b005f706aeaf8a4187d1168dfd5961722d05218b0ed7c8eb |
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font_01_sfnt_off0000fcbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCBD | 11644 bytes |
SHA-256: 5e6de41409aeeb0c216765a032bbb15f9489f62b406b93cd1e28990bbd017253 |
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