MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
This PDF document contains numerous embedded links, with one specifically pointing to a known malicious redirector at `https://ttraff.com/wix?keyword=compare+and+contrast+inductive+and+d`. The document body, though heavily obfuscated, appears to be a lure related to academic topics, likely intended to trick users into clicking the malicious link. The ML classifier strongly supports the malicious verdict.
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=compare+and+contrast+inductive+and+d
- https://static.usrfiles.com/ugd/0e2875_b3b02e3b533c4e6183833c56695ff51f.pdf
- https://static.usrfiles.com/ugd/b8c837_462a32b997ce4dbf8f8589a801444202.pdf
- https://static.usrfiles.com/ugd/eb4c03_cdfed79f9bb849a981512b254e901a6a.pdf
- https://cdn.shopify.com/s/files/1/0428/7207/8499/files/fundamentos_psicologicos_del_aprendizaje.pdf
- https://cdn.shopify.com/s/files/1/0435/3071/5288/files/58352438299.pdf
- https://cdn.shopify.com/s/files/1/0432/4933/6483/files/a_manual_of_acupuncture.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/bumagigefabap.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vevisip.pdf
- https://cdn.shopify.com/s/files/1/0437/8496/2199/files/21385009736.pdf
- https://cdn.shopify.com/s/files/1/0429/4891/9450/files/pugopugapepidepegetam.pdf
- https://static.usrfiles.com/ugd/10e3af_2d8b5f7ba2d04e3a987cbb7bc680941c.pdf
- https://static.usrfiles.com/ugd/b8c837_0db1f00b79c2431a8e8f83ebf3afcfaa.pdf
- https://static.usrfiles.com/ugd/8b49c6_d5566d6b45284f3380584f60aa76f76b.pdf
- https://static.usrfiles.com/ugd/6c98bc_0138271b235042b8ba994aa2809dbc9b.pdf
- https://static.usrfiles.com/ugd/b8c837_b85ed15068ba4997ba7323f1e4302bd5.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_off000085bb.bin411d74d24fc06d1a7cc7319bff8963ae2fd5060ab3d362712366d16d0f13df87 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85BB | 5152 bytes |
font_01_sfnt_off00009724.bin5642cdc17487e934e3a9178722435710be27b3d92b8a06ebc6bc9af116802682 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9724 | 10076 bytes |
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