MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector infrastructure known for malicious activity. The document body, though heavily obfuscated, contains a URL that matches the primary malicious redirector. This suggests the document's primary purpose is to direct users to malicious sites, likely for further exploitation or phishing.
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=antidote+book+pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://static.usrfiles.com/ugd/98e298_7c90dbf184594120b9ec93ae3eb3e888.pdf
- https://static.usrfiles.com/ugd/ae059d_025c4b465fab43029449cc5c50e7fc71.pdf
- https://static.usrfiles.com/ugd/704566_334f196a197b406a9154b0ee87a18ca9.pdf
- https://static.usrfiles.com/ugd/c1615c_e4163078f2eb41109c70bec0ffadb676.pdf
- https://static.usrfiles.com/ugd/1cc777_425c9dedcedf42edafff55bfe0a23f43.pdf
- https://static.usrfiles.com/ugd/b8c837_7fc9513cd8a3429c960734aaf5d32b0b.pdf
- https://static.usrfiles.com/ugd/2813e2_ffa57979db1e49359b6617902a0b3320.pdf
- https://cdn.shopify.com/s/files/1/0428/8364/5599/files/90820824986.pdf
- https://cdn.shopify.com/s/files/1/0435/6335/2227/files/kiwususujujabumos.pdf
- https://cdn.shopify.com/s/files/1/0430/8631/5682/files/corpus_linguistics_books.pdf
- https://cdn.shopify.com/s/files/1/0430/9454/0452/files/vozawe.pdf
- https://cdn.shopify.com/s/files/1/0429/3197/8403/files/66390314016.pdf
- https://cdn.shopify.com/s/files/1/0430/0472/3349/files/agnes_grey_espaol.pdf
- https://cdn.shopify.com/s/files/1/0434/6000/1957/files/29585356701.pdf
- https://cdn.shopify.com/s/files/1/0432/7407/6315/files/check_icloud_on_android.pdf
- https://cdn.shopify.com/s/files/1/0428/7689/5398/files/regavoxuvuzitavilugasom.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_off000080ab.bine047fe196e8130b43043b1597524dce46c1a15063986bb251c72b984b64a9b58 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80AB | 4712 bytes |
font_01_sfnt_off000090cb.bin3138a6763f88a991ac0248c486d73d1ae77833550fc46138772846454e7377b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90CB | 11696 bytes |
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