MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high density of embedded links, many of which point to external PDF files, a technique often used for SEO poisoning or to obscure malicious destinations. One critical heuristic firing indicates a direct link to known malicious redirector infrastructure at 'ttraff.com'. The ML classifier also strongly flagged this PDF as malicious. No scripts were extracted from this sample.
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=mean+value+theorem+problems+pdf
- http://files.villagegallerync.com/uploads/1/3/2/6/132695575/34f3c70c16.pdf
- http://files.bigbreaknation.org/uploads/1/3/0/7/130739783/bemusuwuxeravaf.pdf
- http://files.djasonbishop.com/uploads/1/3/1/4/131452811/kojubobi.pdf
- https://cdn.shopify.com/s/files/1/0432/2911/8627/files/fapilegevaralokafelewu.pdf
- https://cdn.shopify.com/s/files/1/0430/7084/9177/files/25245301361.pdf
- https://cdn.shopify.com/s/files/1/0430/2825/0781/files/5950126401.pdf
- https://cdn.shopify.com/s/files/1/0430/0813/1233/files/23513741144.pdf
- https://cdn.shopify.com/s/files/1/0428/9154/2681/files/lugenetesufesukomekevofed.pdf
- https://cdn.shopify.com/s/files/1/0436/1653/4690/files/mikuni_carburetor_manual.pdf
- https://cdn.shopify.com/s/files/1/0431/4349/5842/files/transistor_amplifier_theory.pdf
- https://cdn.shopify.com/s/files/1/0434/1887/8114/files/functionalist_theory_of_religion.pdf
- https://cdn.shopify.com/s/files/1/0435/7901/5327/files/72766969459.pdf
- https://cdn.shopify.com/s/files/1/0430/9221/3911/files/polatelu.pdf
- https://cdn.shopify.com/s/files/1/0433/5307/9963/files/88563835022.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_off00005f68.bin01a6b362df98a38dc7e342c10444dd24d5bf02bd7067e18fa613743e07945f86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F68 | 5484 bytes |
font_01_sfnt_off000071e9.bin480547af51816a91d136a69fd53d445deed09e273641de430ecc74c6ffde3960 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x71E9 | 10476 bytes |
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