MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body, though heavily obfuscated, contains the same malicious URL and references a 'cheat sheet', suggesting a lure to entice users to click the malicious link.
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=wow+pet+battle+cheat+sheet
- http://files.ousiafreediving.com/uploads/1/3/1/8/131871558/lozes.pdf
- http://files.nanditabatheja.com/uploads/1/3/0/7/130739142/f6bf1c88a080ba.pdf
- http://vuseredu.sandiegobestpartyrentals.com/uploads/1/3/0/7/130776819/4055680.pdf
- http://mexulu.ovationentertainmentgroup.com/uploads/1/3/1/4/131407493/615def909ed3151.pdf
- https://cdn.shopify.com/s/files/1/0432/2741/4696/files/dosapasubom.pdf
- https://cdn.shopify.com/s/files/1/0432/2761/1300/files/53794604838.pdf
- https://cdn.shopify.com/s/files/1/0435/2232/6696/files/lulozoganesilal.pdf
- https://cdn.shopify.com/s/files/1/0432/3170/7294/files/ffxiv_fishing_leveling.pdf
- https://cdn.shopify.com/s/files/1/0431/0935/1585/files/85363855837.pdf
- https://cdn.shopify.com/s/files/1/0427/9818/6663/files/90342330480.pdf
- https://cdn.shopify.com/s/files/1/0433/3699/0885/files/spanish_dictionary_download.pdf
- https://cdn.shopify.com/s/files/1/0432/3190/3902/files/48789005684.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/musigusuwekun.pdf
- https://cdn.shopify.com/s/files/1/0435/9297/4499/files/begripstoets_graad_6.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_off0000a063.bincbcce082f92b88ef67965a5c300b791d542aca2cb68a04ec6c1b4d0d60add849 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA063 | 5172 bytes |
font_01_sfnt_off0000b208.bin91a1e470c3130b063e6ec914d26e35ad5fe0a7a74a20d9b1630eddecc7f5d936 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB208 | 10764 bytes |
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