MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure. The document body, though heavily obfuscated, contains URLs that are part of a link farm, with one specific URL pointing to a redirector. This indicates the primary purpose is to redirect the user to a malicious site, likely for phishing or malware delivery.
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.cc/pify?keyword=isometric+and+isotonic+contraction+pdf
- http://files.draworkshops.com.au/uploads/1/3/1/3/131398419/d19f34ac.pdf
- http://files.angelasnieder.com/uploads/1/3/1/8/131872070/30a868b54e16.pdf
- http://files.gardensatunityvillage.org/uploads/1/3/1/4/131407051/xavifoso.pdf
- https://cdn.shopify.com/s/files/1/0434/5823/2480/files/wesopitukigato.pdf
- https://cdn.shopify.com/s/files/1/0432/1034/2563/files/mopajijakojexinuroz.pdf
- https://cdn.shopify.com/s/files/1/0433/4921/3349/files/arminianism_vs_calvinism.pdf
- https://cdn.shopify.com/s/files/1/0431/8494/7357/files/kopobaz.pdf
- https://cdn.shopify.com/s/files/1/0438/8411/8171/files/epidemiologia_descriptiva.pdf
- https://cdn.shopify.com/s/files/1/0433/5439/0687/files/6192188070.pdf
- https://cdn.shopify.com/s/files/1/0441/2270/1976/files/kesekub.pdf
- https://cdn.shopify.com/s/files/1/0431/4300/4322/files/50779478177.pdf
- https://cdn.shopify.com/s/files/1/0433/2371/9845/files/rowatewikipunodebuk.pdf
- https://cdn.shopify.com/s/files/1/0434/4145/5254/files/govubuzazabowafubunuguma.pdf
- https://cdn.shopify.com/s/files/1/0437/0835/0615/files/wubifetimupup.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/39646295774.pdf
- https://cdn.shopify.com/s/files/1/0431/0227/3703/files/37020293335.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_off00005956.bin0cb5b49e20302ebca8f64d01f77531803d322ae66677aea45f4a9108b10a5742 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5956 | 5208 bytes |
font_01_sfnt_off00006aef.bin793f747921328bc66b99b6482f7e7d5e7f11c7398c3f22f9deef4a2fcdae11f7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6AEF | 9528 bytes |
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