MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though heavily obfuscated, contains the text 'Marketing skills and techniques pdf' and the malicious URL, suggesting a lure to a phishing or malware distribution site. The ML classifier 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.cc/wb?keyword=marketing%20skills%20and%20techniques%20pdf
- http://files.madhatterspopcorn.com/uploads/1/3/1/3/131381450/9550667.pdf
- http://files.themightypsi.org/uploads/1/3/1/0/131070792/2302327.pdf
- http://files.dalewoodbaptistpdo.org/uploads/1/3/1/4/131453674/7862620.pdf
- http://files.timjarick.com/uploads/1/3/1/3/131380558/3653594.pdf
- https://cdn.shopify.com/s/files/1/0431/0152/0023/files/18405507315.pdf
- https://cdn.shopify.com/s/files/1/0429/9200/9365/files/9509141707.pdf
- https://cdn.shopify.com/s/files/1/0437/8257/0136/files/limejetun.pdf
- https://cdn.shopify.com/s/files/1/0433/8148/9813/files/zuxovisarixivovukiniwe.pdf
- https://cdn.shopify.com/s/files/1/0430/7891/0106/files/github_delete_a_commit.pdf
- https://cdn.shopify.com/s/files/1/0431/4464/2715/files/xetiwekakipiniku.pdf
- https://cdn.shopify.com/s/files/1/0438/2749/5074/files/bunaxipikizogomu.pdf
- https://cdn.shopify.com/s/files/1/0429/5367/0822/files/cancer_de_colon_izquierdo_y_derecho.pdf
- https://cdn.shopify.com/s/files/1/0432/5883/9198/files/zuvoverexonasetofoji.pdf
- https://cdn.shopify.com/s/files/1/0434/4024/2840/files/73755719409.pdf
- https://cdn.shopify.com/s/files/1/0434/0246/1351/files/77959071229.pdf
- https://cdn.shopify.com/s/files/1/0432/0532/9064/files/31904693780.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_off000061ce.bin8515382af3ab254272d4c7d5b09d1884e4c43b88cd55467ad5d6d8802b3ab2c1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61CE | 5612 bytes |
font_01_sfnt_off000074ec.bin65a788588d67272d672b1a4a96d183b54295ddac675a80b62a77b12cf578a61b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74EC | 10152 bytes |
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