MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file exhibits characteristics of a link farm, with numerous embedded URLs pointing to external resources. One prominent URL, 'https://ttraff.com/pify?keyword=grandstream+gxp1615+datasheet', is flagged as a malicious redirector. The ML classifier also strongly indicated maliciousness. The document body contains obfuscated text and URLs, suggesting an attempt to disguise the 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=grandstream+gxp1615+datasheet
- http://files.ccsfashionjewelry.com/uploads/1/3/1/1/131164310/dalapezamadawo_rigidakesil_jufopubakidif.pdf
- http://files.teamcarnabymotorcycles.com/uploads/1/3/0/9/130969054/260cb4.pdf
- http://files.chicagoland4x5.org/uploads/1/3/1/3/131384468/bamisum.pdf
- https://cdn.shopify.com/s/files/1/0450/9263/4789/files/47925801088.pdf
- https://cdn.shopify.com/s/files/1/0430/0531/3177/files/kaxaf.pdf
- https://cdn.shopify.com/s/files/1/0430/9201/7305/files/materi_akuntansi_keuangan_2.pdf
- https://cdn.shopify.com/s/files/1/0449/9764/0360/files/51509161940.pdf
- https://cdn.shopify.com/s/files/1/0428/5572/7260/files/boposi.pdf
- https://cdn.shopify.com/s/files/1/0436/9596/4314/files/metodologia_dela_investigacion_en_psicologia.pdf
- https://cdn.shopify.com/s/files/1/0430/7428/9813/files/barron_s_6_sat_practice_tests_answer_key.pdf
- https://cdn.shopify.com/s/files/1/0440/1093/0341/files/algebra_high_school_textbook.pdf
- https://cdn.shopify.com/s/files/1/0433/5095/0041/files/62321612987.pdf
- https://cdn.shopify.com/s/files/1/0437/7139/6257/files/55820755448.pdf
- https://cdn.shopify.com/s/files/1/0433/0546/8068/files/mabuvisovelowapab.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_off000047a9.binb0a5c7b9cbd04b704f242be7f93eb3f4fe1cd69be66df3a3e92e055ade4bcdb4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x47A9 | 5772 bytes |
font_01_sfnt_off00005b37.bin760bf1f96b91adb1838ba403526c8970ca530d575ea0ac9bd5f2391e38b6ad7c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5B37 | 9504 bytes |
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