MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, appears to contain keywords related to study guides and includes the malicious URL. This suggests a tactic of SEO poisoning or a phishing lure, aiming to drive traffic to malicious 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.com/wix?keyword=ancient+egypt+study+guide+answers
- https://static.usrfiles.com/ugd/3f80ec_ec25adc2745f45459c6f856055ac18ce.pdf
- https://static.usrfiles.com/ugd/eed56f_e375fe9253f44c7c9b7b5b9bf512525d.pdf
- https://static.usrfiles.com/ugd/c3548c_21627b84afcc478b9326d2b903f27b66.pdf
- https://static.usrfiles.com/ugd/cc14e4_83dffad58a0f4d2992908c20ed3fe319.pdf
- https://static.usrfiles.com/ugd/b8c837_94283133bc734ca2853e7868c2078e9b.pdf
- https://cdn.shopify.com/s/files/1/0435/2425/9992/files/25885635762.pdf
- https://cdn.shopify.com/s/files/1/0434/5335/0040/files/oxford_advanced_american_dictionary_for_learners_of_english.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2102/files/xfinity_username_and_password_2017.pdf
- https://cdn.shopify.com/s/files/1/0437/6369/5770/files/88804616770.pdf
- https://cdn.shopify.com/s/files/1/0433/9689/0785/files/71115914178.pdf
- https://cdn.shopify.com/s/files/1/0434/1396/2919/files/battleship_potemkin_full_movie.pdf
- https://cdn.shopify.com/s/files/1/0441/4157/6344/files/cute_teddy_bear_cartoon.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/94448736580.pdf
- https://cdn.shopify.com/s/files/1/0440/2423/4149/files/57026829986.pdf
- https://cdn.shopify.com/s/files/1/0439/2786/3464/files/gulajexumugutolatelur.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_off00006697.bin1d75c1ddcd18fd76132496f326366f7611d689136f9bca0a9d419d99b5873c6e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6697 | 5392 bytes |
font_01_sfnt_off0000790e.bin913721acdc9f1ab3be0704c5bb7cf76e66a680dea9ea361dbe34cedb5ca9b7fb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x790E | 10608 bytes |
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