MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, with one specifically identified as a known malicious redirector. The ML classifier also strongly indicated maliciousness. The document body appears to be malformed or heavily obfuscated, but the presence of numerous external links, including a redirector, suggests an attempt to lure users to malicious sites or manipulate search engine results.
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/wb?keyword=principles%20and%20practices%20of%20management%20and%20organization%20pdf
- http://gomanoded.dulcimerjim.com/uploads/1/3/1/6/131636725/pevulemuf-zemox-notif.pdf
- http://bavik.oldplunderuk.com/uploads/1/3/1/4/131437532/93529.pdf
- http://xafazexav.embodimentcollective.co.nz/uploads/1/3/2/7/132741099/c22b59b7804.pdf
- https://cdn.shopify.com/s/files/1/0434/6223/0181/files/capites_de_areia.pdf
- https://cdn.shopify.com/s/files/1/0429/9754/7157/files/85206300881.pdf
- https://cdn.shopify.com/s/files/1/0431/0571/4338/files/lozilagiroxusolaxenix.pdf
- https://cdn.shopify.com/s/files/1/0429/1097/4111/files/wagiduvepokivivoxil.pdf
- https://cdn.shopify.com/s/files/1/0437/5583/1445/files/dajavepagujuja.pdf
- https://cdn.shopify.com/s/files/1/0432/0316/6369/files/zekajorik.pdf
- https://cdn.shopify.com/s/files/1/0439/0633/4888/files/castrol_edge_turbo_diesel_titanium_5w_40.pdf
- https://cdn.shopify.com/s/files/1/0434/0151/1068/files/block_spotify_ads_windows.pdf
- https://cdn.shopify.com/s/files/1/0431/5286/7494/files/tatutakurajo.pdf
- https://cdn.shopify.com/s/files/1/0427/9477/8791/files/31930324227.pdf
- https://cdn.shopify.com/s/files/1/0429/2725/9811/files/viraz.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_off00008395.bin839840ee217f3706d4dc9545ab444480b3431c05206d1c5d9947944f8f78ecdd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8395 | 5524 bytes |
font_01_sfnt_off00009647.bin1181e9903f1b3a77ba0bf3fdbc23f0f008e62f78c6966da1a8594154b5e0bbd3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9647 | 9880 bytes |
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