MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting PDF files, suggesting a link farm or SEO manipulation tactic. One critical heuristic identified a link to known malicious redirector infrastructure at 'https://ttraff.com/pify?keyword=synonyms+for+useful+information'. The ML classifier also strongly indicated maliciousness. The document body, though heavily garbled, contains the same redirector URL, reinforcing its malicious intent.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=synonyms+for+useful+information
- http://files.5degreespsychotherapy.com/uploads/1/3/2/7/132740413/9aebaa.pdf
- http://files.mountainairdance.org/uploads/1/3/0/7/130776131/44c90c4684d.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/3863/8241/files/latest_ielts_writing_topics_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0430/1471/7597/files/jesijozifoxinexuma.pdf
- https://cdn.shopify.com/s/files/1/0427/8904/4383/files/dazudane.pdf
- https://cdn.shopify.com/s/files/1/0430/7491/2410/files/69979819197.pdf
- https://cdn.shopify.com/s/files/1/0433/6300/8661/files/54345220538.pdf
- https://cdn.shopify.com/s/files/1/0433/4305/2953/files/60487595504.pdf
- https://cdn.shopify.com/s/files/1/0431/7092/2655/files/nosiguxutawowo.pdf
- https://cdn.shopify.com/s/files/1/0430/0426/4601/files/30748962244.pdf
- https://cdn.shopify.com/s/files/1/0429/8774/9525/files/45462617443.pdf
- https://cdn.shopify.com/s/files/1/0434/1904/1954/files/celestial_warlock_xanathar.pdf
- https://cdn.shopify.com/s/files/1/0433/5026/1915/files/rurolalexatatuxogibe.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004fb9.bin32fa6b65903fcc95fa92861816745796c23ae64b31969a247ef3217dbcd82c23 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4FB9 | 5116 bytes |
font_01_sfnt_off00006103.bin5e2456fd39ac646691f485a7a01f9374fa6cc5579963db3e8dabc331888d8f53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6103 | 9980 bytes |
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