MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a malicious redirector link and a large number of SEO-optimized PDF links, indicating a link farm designed to distribute malicious content. The document body text, though partially corrupted, includes the phrase 'Is mpje study guide' and a URL, suggesting a lure to trick users into clicking the malicious links. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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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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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://ttraff.me/wix?keyword=is+mpje+study+guide In PDF document text
- http://files.christmaswishesbook.com/uploads/1/3/1/8/131856331/5f4718eb200fc4.pdfIn PDF document text
- http://files.jroseweddings.com/uploads/1/3/1/0/131070336/b33835d05efee.pdfIn PDF document text
- http://files.sparkycarpetcleaning.com/uploads/1/3/1/6/131637273/6492353.pdfIn PDF document text
- http://sokekizo.pediatricneurosurgery.net/uploads/1/3/0/8/130874218/xivagup_veguwejufudum_ditidadovujir.pdfIn PDF document text
- http://gutar.callibreezekennels.com/uploads/1/3/1/3/131383544/xalozonozilop-jifajejunetu-satiz-joleb.pdfIn PDF document text
- http://files.champaignsoilandwater.com/uploads/1/3/1/4/131453934/zonemutagugo.pdfIn PDF document text
- http://files.twinwatershealing.net/uploads/1/3/2/6/132682929/bovakugebux-wubimaza.pdfIn PDF document text
- http://tidixej.angeloflifehealthandnutrition.com/uploads/1/3/0/7/130739038/3ea915943689.pdfIn PDF document text
- http://xiwalabev.crestllc.com/uploads/1/3/1/4/131406226/b43f78048af96.pdfIn PDF document text
- http://jumutis.stephanieobrienbooks.com/uploads/1/3/2/6/132681144/zaweto_zasizot.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/7423/9129/files/12233072192.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5210/3845/files/top_simulation_games_android_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5791/3749/files/ude_jab_jab_zulfen_teri_song_free_download.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_off0000714a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x714A | 5056 bytes |
SHA-256: be9572e4e32c10d12b0c3404a86d632be7ca414d5e72f7ca5b8ed1446803d61e |
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font_01_sfnt_off0000827b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x827B | 10912 bytes |
SHA-256: 8a974f338607e538f739c2d9e4ca2c3d01db9144d4977adfb9921a8f0e4cc22a |
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