MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded URLs, with a heuristic identifying it as a PDF link farm. One of the primary URLs, 'https://ttraff.ru/pify?keyword=definition+pronunciation+guide', is flagged as a known malicious redirector. While many other links point to benign Shopify domains, the presence of the malicious redirector and the sheer volume of links suggest a malicious intent, likely for SEO manipulation or to funnel users to harmful sites. No scripts were extracted, limiting the analysis of direct payload execution.
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.ru/pify?keyword=definition+pronunciation+guide
- http://files.trudyaustin.com/uploads/1/3/0/7/130774965/b689089ea.pdf
- https://cdn.shopify.com/s/files/1/0430/3591/8489/files/decode_base64_to_android.pdf
- https://cdn.shopify.com/s/files/1/0433/6680/9765/files/life_after_death_mary_t_browne_download.pdf
- https://cdn.shopify.com/s/files/1/0428/4717/4812/files/toxawekorovumegujewomoda.pdf
- https://cdn.shopify.com/s/files/1/0429/1674/1286/files/fototurerekutak.pdf
- https://cdn.shopify.com/s/files/1/0429/8548/8543/files/soft_drinks.pdf
- https://cdn.shopify.com/s/files/1/0432/2010/7428/files/wanakugadisowanepebix.pdf
- https://cdn.shopify.com/s/files/1/0430/6763/7922/files/zalaj.pdf
- https://cdn.shopify.com/s/files/1/0432/3826/0899/files/english_phonetic_symbols_in_khmer.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/53940391871.pdf
- https://cdn.shopify.com/s/files/1/0432/3010/1668/files/39244431535.pdf
- https://cdn.shopify.com/s/files/1/0433/0127/3758/files/wififufofureladov.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000070a2.bin14f3d120f2b9ebfee39cee242167d9a170a25c2f669079c8c65b0965d35ef444 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70A2 | 5112 bytes |
font_01_sfnt_off00008219.bin638ed48a9edd1d06160263245aa9e32b854710cf56aa086527519c9f81c772ec |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8219 | 10348 bytes |
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