MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The PDF also exhibits characteristics of a link farm, with numerous external links, many hosted on 'cdn.shopify.com', likely to obscure the malicious redirector.
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.com/pify?keyword=third+law+of+thermodynamics+examples+pdf In PDF document text
- http://files.agiteysirva.com/uploads/1/3/1/4/131453695/minitokateka.pdfIn PDF document text
- http://files.thebestpartofordinary.com/uploads/1/3/1/1/131164023/2b93cca0b81e8.pdfIn PDF document text
- http://files.sklgtraining.com/uploads/1/3/0/8/130814535/nuliketo.pdfIn PDF document text
- http://files.nationsmidwifery.com/uploads/1/3/1/3/131379321/271299.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/1/0435/8039/1585/files/popawapukafipimelokilezu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8221/1735/files/baloxirupobixa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4765/6351/files/86518480099.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2073/7950/files/8561157274.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4933/6483/files/the_ritual_magic_manual.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9038/5821/files/atls_manual_9th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5365/2895/files/saris_fit_guide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8924/7894/files/sutamikokezifiselonokudum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/7861/9029/files/list_of_amino_acids_and_their_structures.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/28650507632.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/2249/0532/files/probiotics_in_fermented_foods.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/4287/4278/files/50068510133.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_off0000a418.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA418 | 5604 bytes |
SHA-256: 5399a12fc07781f3f85c5efc7e392bde057fe34c99839453adce824505d36506 |
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font_01_sfnt_off0000b71f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB71F | 16820 bytes |
SHA-256: 692a22fc401dcad5711ec97f0f70dc61346d0b65cd4feba6de7701b9b4e42739 |
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font_02_sfnt_off0000ebdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEBDF | 16064 bytes |
SHA-256: 1445775b9a23a908738d4b50a39a0185987e6b0dbf67120e278101207b724a2a |
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