MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a significant number of embedded links, many of which point to a redirector service known to host malicious content. The ML classifier also strongly indicated maliciousness. The primary malicious URL identified is https://ttraff.cc/pify?keyword=pipe+class+a+b+c+pdf, which is likely used to funnel victims to further malicious sites.
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.cc/pify?keyword=pipe+class+a+b+c+pdf
- http://files.demandinggenealogist.com/uploads/1/3/0/7/130775129/ac29326f0.pdf
- http://riwozefud.lymeregisu3a.org/uploads/1/3/2/6/132696030/satuzu_nexojanaburib.pdf
- http://vurazo.joanneeve.com/uploads/1/3/0/8/130874478/xazekukukov-zagubologog-nosizo.pdf
- http://files.attotherapyus.com/uploads/1/3/0/7/130775150/kadiligavujozol_lexexevarukur_gowaxutixigix.pdf
- https://cdn.shopify.com/s/files/1/0431/0066/8065/files/clep_introductory_psychology_examination_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/6767/8618/files/views_drake_download_mp3.pdf
- https://cdn.shopify.com/s/files/1/0428/1057/2966/files/12489186867.pdf
- https://cdn.shopify.com/s/files/1/0433/9915/1768/files/weratovobepopineriwelos.pdf
- https://cdn.shopify.com/s/files/1/0432/8354/6267/files/rojopitavomaxi.pdf
- https://cdn.shopify.com/s/files/1/0429/1565/9942/files/metro_station_map_delhi.pdf
- https://cdn.shopify.com/s/files/1/0439/1917/9931/files/wekizolugenubogorobutiga.pdf
- https://cdn.shopify.com/s/files/1/0432/2790/6206/files/66286439068.pdf
- https://cdn.shopify.com/s/files/1/0436/5264/5017/files/al_bukhari.pdf
- https://cdn.shopify.com/s/files/1/0432/8564/3420/files/sizukajefekezolopiwetuw.pdf
- https://cdn.shopify.com/s/files/1/0450/3499/5870/files/socomec_atys_p.pdf
- https://cdn.shopify.com/s/files/1/0436/0221/5074/files/renulemakexamadake.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_off0000678e.bin2f5f82168df82c6689c35348d7ae088e6b2402a6b5c37807bd6eeb9cd6f121a2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x678E | 5196 bytes |
font_01_sfnt_off00007945.bin017b8dce08f40339086b4029110cdf5aeafc7b48c13fc5eb514657031d381e8c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7945 | 10396 bytes |
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