MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links that redirect to malicious infrastructure, specifically identified by the PDF_MALICIOUS_REDIRECTOR_LINK heuristic. The document body, though heavily obfuscated, contains a URL that matches the one identified as malicious. The ML classifier also strongly indicated maliciousness. The primary attack vector appears to be a lure to a malicious website via a redirector.
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=psychological+development+stages+pdf
- http://lawup.catchacomamarina.com/uploads/1/3/0/7/130775432/gimegiwopatekob-pusogazalabu-munuviterir.pdf
- http://files.normansglutenfree.com.au/uploads/1/3/1/6/131607331/piluzilabebemexuzat.pdf
- http://files.drycjuniors.org/uploads/1/3/0/7/130739247/3562602.pdf
- http://files.threecreekaussies.com/uploads/1/3/2/7/132710655/sujut.pdf
- https://cdn.shopify.com/s/files/1/0434/3028/1381/files/gozanenunidezumov.pdf
- https://cdn.shopify.com/s/files/1/0428/3986/7559/files/witizonanurutabemib.pdf
- https://cdn.shopify.com/s/files/1/0431/5453/8658/files/13010987370.pdf
- https://cdn.shopify.com/s/files/1/0434/5423/4785/files/audio_visual_definition.pdf
- https://cdn.shopify.com/s/files/1/0434/2795/4853/files/86906881799.pdf
- https://cdn.shopify.com/s/files/1/0434/3015/0300/files/43844444392.pdf
- https://cdn.shopify.com/s/files/1/0435/9746/3714/files/suxarowenokenugigu.pdf
- https://cdn.shopify.com/s/files/1/0429/8244/1113/files/fepezononurupeziwe.pdf
- https://cdn.shopify.com/s/files/1/0430/4008/0021/files/89224743468.pdf
- https://cdn.shopify.com/s/files/1/0430/9975/0560/files/suikoden_2_recruitment_guide.pdf
- https://cdn.shopify.com/s/files/1/0432/7528/8742/files/60447133071.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006ed9.bin704688ed9806d2803e8bde4d0ca50082f17d05e1ee8c2b8f1d64fb40226b3e64 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6ED9 | 5636 bytes |
font_01_sfnt_off000081f5.binc03d1d969e558f0e4cab39c84567d39d7578355cccfcb018e04b7db0ecef2f53 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x81F5 | 10148 bytes |
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