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 the primary URL redirecting to a malicious site. The document body, though malformed, contains text related to the initial search query, suggesting a lure to encourage clicks. The ML classifier strongly indicated maliciousness, and the PDF structure points to a link-farming technique to distribute malicious content.
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.ru/pify?keyword=ultrasound+guided+cortisone+injection+shoulder+cost
- http://files.jeffandpamterrell.com/uploads/1/3/2/6/132695242/wokamebazusasix_dilif.pdf
- https://cdn.shopify.com/s/files/1/0428/3957/2643/files/duniro.pdf
- https://cdn.shopify.com/s/files/1/0432/3013/4427/files/sisabileladewepeg.pdf
- https://cdn.shopify.com/s/files/1/0444/2315/1783/files/javatal.pdf
- https://cdn.shopify.com/s/files/1/0430/1560/2339/files/calidad_de_vida_segun_la_oms.pdf
- https://cdn.shopify.com/s/files/1/0436/3033/0019/files/rune_workshop_tool.pdf
- https://cdn.shopify.com/s/files/1/0428/1414/4675/files/1133193076.pdf
- https://cdn.shopify.com/s/files/1/0433/3774/4534/files/kinetic_theory_properties_of_fluids_answers.pdf
- https://cdn.shopify.com/s/files/1/0434/9604/6752/files/ahsanul_bayan_bangla_free_download.pdf
- https://cdn.shopify.com/s/files/1/0434/9083/6632/files/74909552138.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000717c.bin9888899ee5cb8307108fe9bb1960e93640e48fabda0e568c262ee7178acb8d7e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x717C | 5152 bytes |
font_01_sfnt_off000082f1.bin319ff1ed6328dbbebbf52afc1a8de417ef454546b1ab07dd80ca63f2f97329c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x82F1 | 10408 bytes |
font_02_sfnt_off0000a688.bin7f6049e5011acf0e8581793f2bc2bb947aac2929fdb77abc318b2a6155c1ef71 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA688 | 4324 bytes |
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