MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector, suggesting a phishing or scam attempt. The document body, though partially obfuscated, includes the text 'Codecademy ruby on rails answers' and a URL to a redirector, reinforcing the lure. The ML classifier also strongly indicated maliciousness.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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.com/pify?keyword=codecademy+ruby+on+rails+answers
- http://files.askahealthcaretraveler.com/uploads/1/3/1/3/131398560/filixojevukavifebabo.pdf
- http://files.amalficoastreview.com/uploads/1/3/1/3/131381452/2302694.pdf
- http://files.foodbiomedicalscience.com/uploads/1/3/1/4/131406799/sabikogu_xujepesuparoz.pdf
- http://files.lindahugues.com/uploads/1/3/1/8/131858287/butip_lemomujatebiz_zifipexizefu.pdf
- http://files.mcconservation.org/uploads/1/3/1/4/131438245/5845220.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/8259/6004/files/sisoj.pdf
- https://cdn.shopify.com/s/files/1/0430/5901/9933/files/74405314271.pdf
- https://cdn.shopify.com/s/files/1/0432/1270/1860/files/davewenufebonemawomatali.pdf
- https://cdn.shopify.com/s/files/1/0441/0087/8488/files/sims_3_empty_worlds.pdf
- https://cdn.shopify.com/s/files/1/0444/3108/1639/files/dmv_14_form.pdf
- https://cdn.shopify.com/s/files/1/0431/0512/4516/files/pathophysiology_of_viral_hepatitis.pdf
- https://cdn.shopify.com/s/files/1/0431/5247/4267/files/ccrn_study_guide_free.pdf
- https://cdn.shopify.com/s/files/1/0437/9040/1687/files/nuwawidive.pdf
- https://cdn.shopify.com/s/files/1/0431/8747/0496/files/dagekudagowibuf.pdf
- https://cdn.shopify.com/s/files/1/0428/8249/8716/files/difimu.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007042.bin23412e2a05d4a979bca29961c7973dfea949c79b124b00b93b0c0daa364c0a1a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7042 | 5324 bytes |
font_01_sfnt_off0000824e.binecbaf00865bb7e88db579de0194498983ee68d632818289ce2d73f34655e523c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x824E | 9796 bytes |
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