MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to external PDF files, suggesting a link farm or SEO abuse tactic. One prominent link directs to a known malicious redirector, indicating a phishing or malware distribution attempt. The document body, though heavily obfuscated, contains text related to "shirt size guide" and the malicious URL, reinforcing the lure.
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=shirt+size+guide+uk+europe
- http://files.krabidream.com/uploads/1/3/2/6/132681566/3285554.pdf
- http://xirenuxud.mrsregion.com/uploads/1/3/1/3/131380729/tinopedulazidad.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/1167/0179/files/89277587847.pdf
- https://cdn.shopify.com/s/files/1/0434/5207/2086/files/sowurukutorokalode.pdf
- https://cdn.shopify.com/s/files/1/0432/4828/7912/files/edelbrock_1406_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/8098/2438/files/74700402521.pdf
- https://cdn.shopify.com/s/files/1/0432/3019/9966/files/zazividobufenerobit.pdf
- https://cdn.shopify.com/s/files/1/0427/9736/7452/files/joputokorufojuwam.pdf
- https://cdn.shopify.com/s/files/1/0434/4443/7144/files/vikabedugafarafiw.pdf
- https://cdn.shopify.com/s/files/1/0432/8092/4837/files/70855653327.pdf
- https://cdn.shopify.com/s/files/1/0430/3428/0087/files/bewovomidu.pdf
- https://cdn.shopify.com/s/files/1/0450/3132/5846/files/20057833356.pdf
- https://cdn.shopify.com/s/files/1/0435/4365/8650/files/tewekegeke.pdf
- https://cdn.shopify.com/s/files/1/0438/7468/0987/files/aristotle_politics_summary.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_off0000830e.bin78e32b175cf1a2720e1f1a42299e13974ed89a0496fdad43831c3228dd0e856a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x830E | 5196 bytes |
font_01_sfnt_off000094b8.bin40d46cf23a2858e7ad44fe05fda0ed173803913e7c00070593df573d890ed429 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x94B8 | 14180 bytes |
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