MALICIOUS
214
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 intent, including links to known malicious redirectors and a large number of external links designed for SEO manipulation, likely as part of a phishing campaign. The document body, though heavily obfuscated, contains URLs that point to a redirector and benign-looking PDF files, suggesting a lure to download potentially malicious software. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 0.9999
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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Callback phishing phone lure medium SE_CALLBACK_LUREDocument asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns. Suppressed for legitimate-issuer (IRS/gov/official-form) or Microsoft license-boilerplate documents that carry no urgency or charge/dispute escalation.
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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=godex+g300+barcode+printer+driver In PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://static.usrfiles.com/ugd/834936_bc5c69b2e6394aa49a5545ceda5345f7.pdfIn PDF document text
- https://static.usrfiles.com/ugd/c7a620_436be6207403405c836f94e6067e38f2.pdfIn PDF document text
- https://static.usrfiles.com/ugd/3649d2_e4b7a82267f844d286c77e0d21a8681d.pdfIn PDF document text
- https://static.usrfiles.com/ugd/98e2de_f77018ac57a94b3f906bbfa920f52570.pdfIn PDF document text
- https://static.usrfiles.com/ugd/eb6612_7d426bf07a3248ac9e004e21f6533f4b.pdfIn PDF document text
- https://static.usrfiles.com/ugd/96768c_aee964086c534403bf74b1305bcab913.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4297/1553/files/veledofo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/8474/1798/files/63742273397.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0460/1197/3799/files/lung_volumes_and_capacities_definitions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8769/9876/files/campaign_finance_reform_supreme_court.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0541/9418/files/bachelor_thesis_computer_science.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/9160/7190/files/23558671441.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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c190.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC190 | 2880 bytes |
SHA-256: aff11289bf87f92bc53c0e2abc335208e29b6db8a954e82fd0a5595ffa95d344 |
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font_01_sfnt_off0000cbce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCBCE | 5424 bytes |
SHA-256: d3eb83560a29a33473ab586800fe7f763c8fce1287356e15c7fe88e7a044d2ff |
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font_02_sfnt_off0000de53.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDE53 | 13804 bytes |
SHA-256: 13014fe9febe84bcd00948825405765d5f10cf4bdc3d95aa335829e83519aed9 |
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font_03_sfnt_off00010add.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10ADD | 16152 bytes |
SHA-256: 9dd161ad083bde31f1785977080a21cd00ffd1d65af7312c0685ba069ea0c2ef |
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font_04_sfnt_off00011fe3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11FE3 | 4324 bytes |
SHA-256: 9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
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