MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, with the primary link directing to a known malicious redirector. The document body, though heavily obfuscated, contains the string 'https://ttraff.ru/pify?keyword=sx1272+lora+module+datasheet', indicating the intent to lure the user to this malicious URL under the guise of a datasheet. The presence of numerous other Shopify links suggests a link farm strategy to obscure the malicious destination.
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=sx1272+lora+module+datasheet In PDF document text
- http://files.buildmycapital.com/uploads/1/3/2/3/132303009/7b235935ca5.pdfIn PDF document text
- http://files.hipnotions.com/uploads/1/3/1/3/131398131/tifutiruvelopud-vebukugewuxazaz.pdfIn PDF document text
- http://files.yourhomebusiness.net/uploads/1/3/1/6/131637150/a1dad599cc.pdfIn PDF document text
- http://files.melbournesupercarspotters.com/uploads/1/3/0/7/130775071/6987644.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/1/0428/9835/8432/files/83583068491.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8714/2819/files/22220483252.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5664/3739/files/medical_fitness_certificate_format_for_college_admission.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1184/9892/files/ralemokenelagerapuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/8696/8987/files/medebepomuxalanowew.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0702/5060/files/bifukeselepolefag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6899/5222/files/rulomosiwivilolitum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/7567/4024/files/pdf_to_word_converter_nitro_crack.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6151/0293/files/kigivuxarorejovukap.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1705/2066/files/sejivigumuvunoperowi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0183/9775/files/tamubalokupul.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4536/2581/files/torekasibuwimesumibesu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1891/9837/files/aneurisma_cerebral_tratamento.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/xibirinadinabamagumib.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_off00008924.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8924 | 5500 bytes |
SHA-256: 27ba4349f3d38b803a1713335d9321df8890f701c0f1e0fe625ff7398964b89e |
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font_01_sfnt_off00009baf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BAF | 14860 bytes |
SHA-256: 478f1ac1aca2886311889f874919b7fdf68537303aa8b1cfa0fcc397e383af44 |
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