MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, including a critical link to a known malicious redirector at 'https://ttraff.cc/wb?keyword=phonetics%20manner%20of%20articulation%20pdf'. This indicates a phishing or scam attempt, leveraging SEO link farming techniques to distribute malicious content. The document body, though heavily obfuscated, contains the same URLs, reinforcing the malicious intent.
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.cc/wb?keyword=phonetics%20manner%20of%20articulation%20pdf
- http://files.vegetarianbutcher.org/uploads/1/3/1/1/131164081/ff15420a.pdf
- http://files.crengtech.com/uploads/1/3/0/7/130776055/suwalitamisot_ferunodos_fowixolag_warapimolazu.pdf
- http://files.trinitydentaloffice.com/uploads/1/3/0/7/130739225/c728027c6798bdb.pdf
- https://cdn.shopify.com/s/files/1/0432/0401/8336/files/17889729200.pdf
- https://cdn.shopify.com/s/files/1/0431/7793/5005/files/bunokanorumu.pdf
- https://cdn.shopify.com/s/files/1/0433/8260/3927/files/90234172624.pdf
- https://cdn.shopify.com/s/files/1/0433/4642/8059/files/sileta.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/99274556333.pdf
- https://cdn.shopify.com/s/files/1/0430/8392/3609/files/1708127111.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nulexukiwogefera.pdf
- https://cdn.shopify.com/s/files/1/0431/1059/6765/files/runic_dungeons_mod.pdf
- https://cdn.shopify.com/s/files/1/0427/8360/4903/files/pugukesub.pdf
- https://cdn.shopify.com/s/files/1/0434/0698/3318/files/38457856268.pdf
- https://cdn.shopify.com/s/files/1/0434/3680/2204/files/83639845620.pdf
- http://en.wikipedia.org/wiki/Manner_of_articulation
- 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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005842.bin671271505430fbde7fc984fec2b31b2299f746d2617488757dd65a8f68d87c9f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5842 | 5396 bytes |
font_01_sfnt_off00006a71.bin5a47af64bdc1a41b503c597d4a8c5bd68a96bfc58eac383dddde6e4fb88e6777 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6A71 | 9756 bytes |
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