MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to a link farm designed to redirect users to malicious sites, as indicated by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that appears to be part of this link farm. The ML classifier also strongly indicated maliciousness.
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=warframe+how+to+increase+mastery+ran
- http://birava.wyomingsaddlecompany.net/uploads/1/3/2/8/132814930/sawarimulujisixe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/6422/0055/files/suruwiwakuvofiw.pdf
- https://cdn.shopify.com/s/files/1/0434/5777/3718/files/25043538006.pdf
- https://cdn.shopify.com/s/files/1/0431/1754/3588/files/best_biceps_workout.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/5552762143.pdf
- https://cdn.shopify.com/s/files/1/0429/1824/8601/files/57798057403.pdf
- https://cdn.shopify.com/s/files/1/0430/3686/8762/files/96394372298.pdf
- https://cdn.shopify.com/s/files/1/0433/6749/7880/files/wovobowi.pdf
- https://cdn.shopify.com/s/files/1/0431/7613/2774/files/channels_of_communication_notes.pdf
- https://cdn.shopify.com/s/files/1/0438/2546/3456/files/arundhati_tamil_movie_songs_free_masstamilan.pdf
- https://cdn.shopify.com/s/files/1/0428/9878/4422/files/44449247436.pdf
- https://cdn.shopify.com/s/files/1/0429/1058/0903/files/dobebizovodebujiru.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000061b5.bin4228de6d0161f9d1e30c8f3afdee5a4b4280bdd97aa354158b5697d98417b526 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61B5 | 5296 bytes |
font_01_sfnt_off000073af.bin50cf8ce06fa8c27b34518a399ac1a57bd566d638c5de1ef7e2874e64b427a5e0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73AF | 10328 bytes |
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