MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous embedded links, with a critical heuristic identifying a malicious redirector URL. The document body, though partially corrupted, includes the text 'Definicion de acromegalia pdf' and the malicious URL, suggesting a lure to disguise the malicious intent. The ML classifier also strongly indicated maliciousness.
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=definicion+de+acromegalia+pdf
- http://files.ecguk.com/uploads/1/3/2/7/132740502/laxoraf.pdf
- http://files.mymalloryenglish218.com/uploads/1/3/1/6/131606186/2d2941.pdf
- http://files.jimbettsartanddesign.com/uploads/1/3/1/4/131438419/9035919.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/7245/4807/files/19034202071.pdf
- https://cdn.shopify.com/s/files/1/0429/6795/7660/files/tijojoteguve.pdf
- https://cdn.shopify.com/s/files/1/0431/8353/8333/files/jovegetoleresexasubulogot.pdf
- https://cdn.shopify.com/s/files/1/0431/8216/2084/files/23172545805.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/datumaf.pdf
- https://cdn.shopify.com/s/files/1/0429/6749/8911/files/pamajuvokikonevirewewumu.pdf
- https://cdn.shopify.com/s/files/1/0428/7220/9574/files/fipivopijag.pdf
- https://cdn.shopify.com/s/files/1/0436/5189/1358/files/jamur_beauveria_bassiana.pdf
- https://cdn.shopify.com/s/files/1/0430/8025/3593/files/jeppesen_private_pilot_kit.pdf
- https://cdn.shopify.com/s/files/1/0438/1310/9917/files/bozatenife.pdf
- https://cdn.shopify.com/s/files/1/0440/4061/8134/files/xixevaguvewuvugexafitawo.pdf
- https://cdn.shopify.com/s/files/1/0435/5037/6100/files/mawupibogidixixorin.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_off0000755d.bin16b2e55c78dfab6a5c75afd96366cdd9924101b43e464c35b38a965fcf46cae5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x755D | 5296 bytes |
font_01_sfnt_off00008755.bin6425671d278de6ac4c1b4170d03c3592684a6b7818491d4ffc238f1aaad7c6ae |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8755 | 9912 bytes |
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