MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, and one critical link to a known malicious redirector at ttraff.ru. This indicates a social engineering attempt to drive traffic to malicious infrastructure. The document body itself is heavily obfuscated but contains references to the malicious URL.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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.ru/pify?keyword=verithanam+keyboard+notes+pdf In PDF document text
- http://files.ourladysyork.org.uk/uploads/1/3/0/7/130738550/3e88fa4dfa4216.pdfIn PDF document text
- http://files.egmmsmedia.com/uploads/1/3/1/3/131379680/ec0b578e4ba45.pdfIn PDF document text
- http://files.bydesignholistichealth.com/uploads/1/3/1/3/131380263/f90a8d52.pdfIn PDF document text
- http://sefiwa.myapptv.com/uploads/1/3/0/7/130739835/6491171.pdfIn PDF document text
- http://files.azkillerbeessoftball.com/uploads/1/3/0/8/130874518/jemizip.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/1/0432/5661/0969/files/munedep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7283/8039/files/advantages_of_technology_in_agriculture.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/5808/6559/files/zuvurura.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3183/8368/files/pilaviwozebenujototedoti.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3273/1038/files/96784120258.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4367/5560/files/senizo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7990/9028/files/tijefok.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2325/1094/files/clicker_heroes_android_hack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5573/5193/files/ukulele_fingerpicking_patterns.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4585/5137/files/bafudaputonadesakased.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1898/5370/files/christian_apologetics_groothuis.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_off000046b4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46B4 | 5520 bytes |
SHA-256: f1a68a109e7b80c089710cf54715e665e22c3f4cacaff0888b7e4c2ff2928008 |
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font_01_sfnt_off0000594e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x594E | 9360 bytes |
SHA-256: 038beb18e1e7085a3d59c8098935d115c837800d6433811ca4a30faccdef52b7 |
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font_02_sfnt_off00007968.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7968 | 16164 bytes |
SHA-256: ead7fd593d7f5feef6f283420e9b55f8fa4552f107c64b0063d474dd3355abd8 |
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