MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains numerous embedded links, with one specifically pointing to a known malicious redirector at `https://ttraff.ru/pify?keyword=conflict+resolution+worksheets+for+middle+school+students`. The document body, though heavily obfuscated, appears to contain text related to 'conflict resolution worksheets for middle school students', suggesting a lure to disguise the malicious intent. The presence of a large number of external PDF links, many hosted on Shopify, indicates a link farm strategy to improve search engine ranking for malicious content.
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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.ru/pify?keyword=conflict+resolution+worksheets+for+middle+school+students In PDF document text
- http://files.ginnyscoffeehouse.com/uploads/1/3/0/7/130775393/aa8990.pdfIn PDF document text
- http://rijudigot.matrixalgorithmsinmatlab.com/uploads/1/3/1/3/131398362/4fd2619a96783.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/1/0437/3282/8314/files/99249873566.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9609/5397/files/asvab_study_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8828/8675/files/cross_cultural_adaptation_theory.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9945/4628/files/74024791601.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6440/0798/files/golang_template_range_string_array.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2806/2109/files/69725109147.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/2636/2013/files/gene_polymorphism_definition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0451/9283/9317/files/automatic_watch_parts_diagram.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2262/8502/files/medical_surgical_nursing_brunner_and_suddarth_13th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3439/4276/files/70705921783.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0910/6335/files/abstract_algebra_an_introduction_3rd_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7541/9798/files/varogugokun.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
🗂 Part of campaign:
ginnyscoffeehouse.com
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005f28.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F28 | 5112 bytes |
SHA-256: 777bea067c95534095ff12a5df7717152727830a2fe9221b322e0bbcecddd2b3 |
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font_01_sfnt_off0000706f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x706F | 9492 bytes |
SHA-256: 1c17522089d99717ab4fd7a038017242ef04907e46c18e9383775be6bdaddfb4 |
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