MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious File
This PDF document was flagged by a machine learning classifier as malicious. It contains a large number of embedded URLs pointing to external PDF files hosted on various domains, including a redirector at ttraff.com. This suggests a link farm or SEO manipulation tactic, potentially to distribute further malicious content or to influence search engine rankings. The presence of a malicious redirector link is a high-confidence indicator of malicious intent.
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=kd+tree+java
- http://files.teloshospitality.com/uploads/1/3/0/8/130874122/b0581bd9.pdf
- http://files.insurancex.net/uploads/1/3/1/4/131437216/19cfa7fe37a.pdf
- http://files.fcalynn.org/uploads/1/3/1/4/131438329/1208171.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/90379225571.pdf
- https://cdn.shopify.com/s/files/1/0437/3191/0810/files/pmbok_6th_edition_free_download.pdf
- https://cdn.shopify.com/s/files/1/0429/2434/3462/files/partynextdoor_recognize_download.pdf
- https://cdn.shopify.com/s/files/1/0433/6808/7717/files/malibesofipozemapito.pdf
- https://cdn.shopify.com/s/files/1/0430/7252/0353/files/55902246064.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/metegemekipezafekude.pdf
- https://cdn.shopify.com/s/files/1/0432/9160/7190/files/stop_right_there_criminal_scum_copypasta.pdf
- https://cdn.shopify.com/s/files/1/0435/5748/6753/files/orange_tesla_pill_report.pdf
- https://cdn.shopify.com/s/files/1/0432/4694/4416/files/sibimelanazaselowipega.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/83406059157.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_off00006991.bina01db268f686cc856335d5e5d6ab86bf410dad8bc5d4c48afca9d8aea52dc20e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6991 | 4712 bytes |
font_01_sfnt_off000079b0.bin0d9ad314b1a58d2e402d17efd8006f64fa405cb5a1bae5f524fff07d8e92020c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79B0 | 11464 bytes |
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