MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, many pointing to a redirector service (ttraff.cc) and then to other PDF files, suggesting a link farm or phishing lure. The document body includes a URL that appears to be the initial lure, disguised as a free download. The ML classifier strongly indicates maliciousness, and the presence of redirector links points to a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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.cc/pify?keyword=canticos+de+alabanza+a+jehova+pdf In PDF document text
- http://bijakuna.southernalbertabowhuntersassociation.com/uploads/1/3/1/3/131380158/7180709.pdfIn PDF document text
- http://files.gagaballpit.com/uploads/1/3/1/3/131383386/6311490.pdfIn PDF document text
- http://palune.highpointoutfitters.com/uploads/1/3/0/8/130813509/0270a9ee.pdfIn PDF document text
- http://files.ctefaculty.com/uploads/1/3/2/6/132695839/2265389.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0608/2717/files/47103267172.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6309/1110/files/jirowigireravuberodufab.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/97428896976.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7313/2957/files/convert_string_to_int_c.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/62894204366.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1338/1028/files/tosevufi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/21244882445.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1471/7599/files/seziv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7460/8545/files/mortal_kombat_x_cheats_ios.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1668/2663/files/zozowifesiwaxakidune.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/nubizasijimowedemo.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006b52.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B52 | 5376 bytes |
SHA-256: 15d95c0f9bd28b5556b38cfc44f65acb6ac9c4b3e7fc723d53e5d63b4fff7e9f |
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font_01_sfnt_off00007da5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DA5 | 14668 bytes |
SHA-256: 8500f233a588e127d7aa149df57296e5445afc859506d430b3654bcda2ba9c8a |
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