MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass external link farm, with one URL pointing to a known malicious redirector. The document body, though heavily obfuscated, contains references to the malicious URL and numerous benign-looking PDF links, likely intended to mask the malicious intent. 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.com/wix?keyword=introduction+to+political+economy+7th+edition+pdf
- https://cdn.shopify.com/s/files/1/0439/0807/1592/files/kojepejowoluganefetazez.pdf
- https://cdn.shopify.com/s/files/1/0434/4286/4289/files/xuligikomikigorex.pdf
- https://cdn.shopify.com/s/files/1/0437/6546/5245/files/belajar_coding_dasar.pdf
- https://cdn.shopify.com/s/files/1/0429/3722/1276/files/ridopaxaz.pdf
- https://cdn.shopify.com/s/files/1/0429/8588/1759/files/best_smart_phone_2017.pdf
- https://cdn.shopify.com/s/files/1/0431/7193/8461/files/lelewuguregixukogomos.pdf
- https://cdn.shopify.com/s/files/1/0440/3950/4022/files/jitutiteguvojajovu.pdf
- https://cdn.shopify.com/s/files/1/0430/1216/1685/files/jupivoluwofatijomis.pdf
- https://cdn.shopify.com/s/files/1/0433/0432/1177/files/xapaxi.pdf
- https://static.usrfiles.com/ugd/b8c837_1203834decad448b98ae5f210da8ec49.pdf
- https://static.usrfiles.com/ugd/b8c837_598d6818cebb42b9a47e2967aa1b1525.pdf
- https://static.usrfiles.com/ugd/451461_0fdf942ffc064819bc22de4d458202c5.pdf
- https://static.usrfiles.com/ugd/a107db_d73e84cceaff490cb09a29dff8267b76.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_off000046d6.bine5c270bda37c20b110f9e882162a295040241c03a678fb10546e34a4e5555d24 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x46D6 | 5336 bytes |
font_01_sfnt_off000058df.bin3952cab2eb446601d33aaa29306e1036e4505825b2c0f0d2e25daecb97038561 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x58DF | 9960 bytes |
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