MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains numerous embedded links, with a critical heuristic identifying a malicious redirector. The document body, though partially corrupted, contains the URL https://ttraff.cc/pify?keyword=ametropia+definicion+pdf, which is also listed as a malicious redirector. This suggests the document's primary purpose is to redirect users to malicious infrastructure, likely for further exploitation or phishing.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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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=ametropia+definicion+pdf In PDF document text
- http://files.createarts.org/uploads/1/3/2/8/132815882/filovegapozafifote.pdfIn PDF document text
- http://files.smarttc.co.uk/uploads/1/3/1/0/131071145/kimubajigubikon.pdfIn PDF document text
- http://files.rileystevens.org/uploads/1/3/0/8/130813898/lusitojuja.pdfIn PDF document text
- http://files.theolivercurdtrust.org/uploads/1/3/1/4/131407424/gupafugadub_jibidig_junenorinitijim.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2490/7414/files/zuxoparad.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2525/0974/files/how_to_upload_a_folder_to_github.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2812/5595/files/wepevukikeziwivodipi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9155/8551/files/84032244664.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6710/4668/files/fox_racing_logo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8354/6267/files/zojifekizimetewide.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/2310/4162/files/narunipezanebibesimega.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1737/1797/files/31468772014.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/8853/8776/files/fisiopatologia_de_acidosis_respiratoria.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/1054/6070/files/effective_police_supervision_8th_edition.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/2013/9170/files/tcp_server_python.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2201/4870/files/swimming_pool_structural_design_calculations.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007269.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7269 | 4468 bytes |
SHA-256: 2d3f82b066c00e7bb2746731688f6d708bd9486bf782e9fe2f20f853cc3202ea |
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font_01_sfnt_off0000824e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x824E | 5080 bytes |
SHA-256: 1cc26b3b90ab297300135854d44baf30c9f45519b6ede55c411119c0afa2d4b3 |
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font_02_sfnt_off00009381.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9381 | 12932 bytes |
SHA-256: 695e7074ee2207fb3b8cce2d5501d438e8673384704a4687f29e8db4d29440c4 |
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font_03_sfnt_off0000bd60.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD60 | 16348 bytes |
SHA-256: 0ff8734339890d5d51f0005e40d44530a4211d85ceb0cd60e3363574c69290f7 |
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font_04_sfnt_off0000d374.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD374 | 6088 bytes |
SHA-256: e0e8e3645379e6ec990e0ed1e39a2979a069cc5e7c9ec1f305ffde9260dc07d3 |
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