MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to external resources, including a known malicious redirector. The document body, though obfuscated, contains text related to 'define the concept of administration pdf' and the wkhtmltopdf generator, suggesting a lure to a site that likely hosts malicious content. The ML classifier strongly flagged this PDF as malicious.
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=define+the+concept+of+administration+pdf
- http://files.patradolk.com/uploads/1/3/1/4/131437423/8795140.pdf
- http://files.mscontini.com/uploads/1/3/0/7/130775808/sisusedobig_nojowabow_bokizumof.pdf
- http://files.entotofoundation.org/uploads/1/3/2/6/132680796/a0efe9b.pdf
- http://files.balloontwistersdcvamd.com/uploads/1/3/0/9/130969375/gipagazovupibiz_tolokaduwimola.pdf
- https://cdn.shopify.com/s/files/1/0428/8000/8355/files/33277677788.pdf
- https://cdn.shopify.com/s/files/1/0429/7408/5279/files/4392173660.pdf
- https://cdn.shopify.com/s/files/1/0430/1045/7753/files/fiziwaxawasave.pdf
- https://cdn.shopify.com/s/files/1/0429/2454/0071/files/47554539811.pdf
- https://cdn.shopify.com/s/files/1/0428/3249/4751/files/97223001577.pdf
- https://cdn.shopify.com/s/files/1/0432/7034/0772/files/wuxosiwa.pdf
- https://cdn.shopify.com/s/files/1/0431/9064/8996/files/82028053824.pdf
- https://cdn.shopify.com/s/files/1/0427/5362/2182/files/70446946616.pdf
- https://cdn.shopify.com/s/files/1/0433/9191/0038/files/64202178678.pdf
- https://cdn.shopify.com/s/files/1/0432/1171/8820/files/52929199876.pdf
- https://cdn.shopify.com/s/files/1/0432/4491/2802/files/zadimazutisokevezikisag.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/87960197539.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_off00005bb2.bin19c5d315e065954d4b87206b5933f7394c3b5dabdb83764a6cc31bc0bfc849d3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5BB2 | 5360 bytes |
font_01_sfnt_off00006dcb.bind61c48e0807f4b16f510738f23dbfcb7fdb63a8520620f8d4b2fbcfd330e5ac2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6DCB | 10912 bytes |
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