MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was identified as malicious by ML classifiers and ClamAV, flagging it as a phishing trojan. It contains a large number of external links, many pointing to disposable hosting, suggesting a link farm or SEO manipulation tactic. The primary malicious URL identified is https://golowaki.ru/award?keyword=support+vector+machine+python+pdf, which likely serves as a lure to a phishing or malware distribution site.
Machine Learning
- Nyx PDF Classifier malicious score 0.9996
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://golowaki.ru/award?keyword=support+vector+machine+python+pdf PDF link annotation
- https://static.s123-cdn-static.com/uploads/4368235/normal_5fe39bc4b5460.pdfIn PDF document text
- http://noxopadorilu.iblogger.org/review_omron_10_series.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4403823/normal_602e2671e1bfb.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4470981/normal_603748ac44f67.pdfIn PDF document text
- http://lelekelosutov.getenjoyment.net/bin_bo_giao_thng_2020.pdfIn PDF document text
- http://vuwimoxit.mygamesonline.org/social_entrepreneurship_lecture_notes.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4486775/normal_600145eace01d.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/6783db83-6500-4128-ae8c-ae71a76e1fee/schlage_keyless_lock_replace_battery.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/caac267b-4347-424a-81e7-17005def7218/12044175124.pdfIn PDF document text
- http://befabeme.epizy.com/36303647892.pdfIn PDF document text
- http://kuxixatizoxop.epizy.com/2008_chevy_silverado_owners_manual.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/f6beadb3-52ab-4c3d-8e99-27a3ad23d8fe/what_is_predictive_analytics_in_machine_learning.pdfIn PDF document text
- https://8e0cabef-d481-4215-b437-8a5fc4e4723c.filesusr.com/ugd/f41140_0125518eeaaa4e2b8de91ff160ceb440.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/bf3e8311-e0fe-4fa2-8d84-d1cf96b20807/39341428619.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/766b67b2-95b9-4354-9c0f-21536cc79fcb/sisawujegitol.pdfIn PDF document text
- http://kavuduvolilazod.myartsonline.com/mcgraw_hill_ebook_return_policy.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/639414ea-1bd1-4329-b36a-62de8aeb3f57/73556878898.pdfIn PDF document text
- https://8d90b851-447f-4cfc-ac95-1e867b71b983.filesusr.com/ugd/b371d9_49448fcc428448fbb36830c865d9b15a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/e5791865-e424-4814-827d-43537d70fe62/kafolo.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/bb96143a-276a-4e1a-bef1-26a2cba8b6dc/wosugofamizopoten.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/3829ba7d-c126-42bc-8db2-1322c1321d6d/77066607503.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_off00012145.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x12145 | 5452 bytes |
SHA-256: ab5f14e02284bb3f348ad616c20b3f9f1a15e5c78f3429c36a4e22abcc90b67b |
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font_01_sfnt_off000133bb.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x133BB | 12492 bytes |
SHA-256: f7c3c400f11d669b18503a150d3be95ecd465fa89b1dd6d8ca14a1cb9529a2b2 |
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