MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The PDF contains multiple heuristics indicating malicious redirection and a link farm, with a critical finding of a link to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains a URL that matches the redirector found in the heuristics. This suggests the primary goal is to redirect the user to a malicious site, likely for phishing or to download further malware.
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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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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Payment redirection / bank-detail change lure high SE_PAYMENT_REDIRECT_LUREDocument describes new or changed bank, wire, ACH, IBAN, SWIFT, or routing instructions — a high-value business-email-compromise 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.cc/pify?keyword=email+template+builder.+net+core In PDF document text
- http://files.streamriffs.com/uploads/1/3/2/3/132303374/mifob-sidet-zetekotoraw.pdfIn PDF document text
- http://files.hypnobabiescoloradosprings.com/uploads/1/3/2/6/132681851/7443406.pdfIn PDF document text
- http://files.cidangelcarpetcleaning.com/uploads/1/3/1/3/131378838/fekolezegonitez.pdfIn PDF document text
- http://sosavad.cathclip.com/uploads/1/3/2/6/132681670/c4b789c.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/1/0428/2885/7503/files/kagomitovopewezupe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9381/9541/files/50698791526.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5481/7690/files/56404707721.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2985/5393/files/spread_spectrum_and_multiple_access_techniques.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6710/4664/files/wimoruzufikilakojowe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8921/5129/files/ibps_clerk_2020_official_notification_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9939/8052/files/zefotobivago.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4504/4892/files/32156584604.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2672/7580/files/bafufelavifipudavegivi.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009c41.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C41 | 5168 bytes |
SHA-256: 8223b27afacacd5989745e25800db2b54128d7f2315161d6bbaf096ca929ff0e |
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font_01_sfnt_off0000adaa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADAA | 13828 bytes |
SHA-256: e0bd8a555cfd8b57268b8a23942bd9d5905e36d7d7a95a3133a4189fdc4ffae5 |
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font_02_sfnt_off0000da3f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA3F | 16344 bytes |
SHA-256: f3b95f1269985bafc3dfb9b5b35e76df8a4d57039a143c013aed99c7cf3a4a89 |
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