MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely used to obscure the final destination of the payload. The document also contains a large number of links to various PDF files hosted on Shopify, suggesting a link farm or SEO poisoning tactic. The ML classifier strongly indicated maliciousness, and the presence of a malicious redirector confirms a high likelihood of a malicious intent, such as credential harvesting 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.com/pify?keyword=old+age+problems+pdf
- http://files.centraldancehongkong.com/uploads/1/3/1/4/131437799/tibelikogaril-wurewed-taxalilawitu.pdf
- http://files.quintinowens.com/uploads/1/3/0/9/130969987/geguzegaluwu_kenanojofidab_wurasulo.pdf
- http://files.danyaleducation.com/uploads/1/3/1/8/131857920/ketiboxuji_jojuzodixi_bodadoka.pdf
- https://cdn.shopify.com/s/files/1/0428/6060/9703/files/54520860904.pdf
- https://cdn.shopify.com/s/files/1/0438/1478/1085/files/40790415565.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/27947700243.pdf
- https://cdn.shopify.com/s/files/1/0432/7378/1411/files/16084228335.pdf
- https://cdn.shopify.com/s/files/1/0432/2826/6654/files/xujamalafawaxur.pdf
- https://cdn.shopify.com/s/files/1/0435/6728/4387/files/xasugivowigatu.pdf
- https://cdn.shopify.com/s/files/1/0431/7655/8746/files/muxamurirawodov.pdf
- https://cdn.shopify.com/s/files/1/0432/2797/1741/files/856832312.pdf
- https://cdn.shopify.com/s/files/1/0434/9798/0056/files/2623331442.pdf
- https://cdn.shopify.com/s/files/1/0434/8585/5897/files/adyashanti_resurrecting_jesus.pdf
- https://cdn.shopify.com/s/files/1/0432/1938/6526/files/barron_s_gre_math_workbook.pdf
- https://cdn.shopify.com/s/files/1/0435/1403/6376/files/82628909976.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_off00007dea.bin4cd0549357e7e41ac4836b8e3e8422f940c80d4648eb99c9534fdfe040f574cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DEA | 5528 bytes |
font_01_sfnt_off00009095.binc20e885e0174d831871bfc5e11a59ffd4df023f496e2d27ab04a2629cb376f50 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9095 | 10144 bytes |
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