MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, with one identified as a known malicious redirector. The document body, though heavily obfuscated, appears to contain text related to a menu and PDF conversion tools, likely serving as a lure. The heuristic firings indicate a malicious redirector and a link farm, suggesting the primary goal is to drive traffic to potentially harmful sites.
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=brewingz+menu+pdf
- http://files.rsmpdsg.com/uploads/1/3/1/4/131406714/8891743.pdf
- http://vileg.ethiopianvillageschools.com/uploads/1/3/0/8/130814058/gesawusilozulipa.pdf
- http://files.setfreecoaching.com/uploads/1/3/1/4/131454052/2388088.pdf
- https://cdn.shopify.com/s/files/1/0437/9715/1904/files/pdf_to_word_converter_editable_mode_online.pdf
- https://cdn.shopify.com/s/files/1/0438/1884/4322/files/wopawatafadu.pdf
- https://cdn.shopify.com/s/files/1/0431/4575/6821/files/nikivinesero.pdf
- https://cdn.shopify.com/s/files/1/0429/8155/6375/files/zaxelumaresaxexovasuzu.pdf
- https://cdn.shopify.com/s/files/1/0431/7547/7407/files/diravebez.pdf
- https://cdn.shopify.com/s/files/1/0435/6187/7665/files/47665374071.pdf
- https://cdn.shopify.com/s/files/1/0429/5124/5987/files/19789197025.pdf
- https://cdn.shopify.com/s/files/1/0436/4815/5806/files/rains_of_castamere_violin_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0434/0819/5738/files/wubetipuragevop.pdf
- https://cdn.shopify.com/s/files/1/0432/5271/1582/files/vasedapigewedot.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/mituvazejuremoposanizama.pdf
- https://cdn.shopify.com/s/files/1/0432/9196/7652/files/sukoledokulasefamuvafa.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_off00006e94.bin40d9d17085f6eb4aa5977e1c8c0438601dad7efa61c657946205528b785e998d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6E94 | 5132 bytes |
font_01_sfnt_off00008019.bin056ab95a07727787bb3d96ee720e4646b1efafcf67ec05497e9c76c653ca3b9d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8019 | 10652 bytes |
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