MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file contains numerous embedded links, many of which point to a redirector service. The document body text, though partially corrupted, includes phrases related to application forms and dates, suggesting a lure. The primary redirector URL, 'https://ttraff.com/pify?keyword=upsc+online+application+form+2019+last+date', is flagged as malicious and is likely used to funnel victims to further malicious content. The presence of a large number of PDF links, many pointing to Shopify domains, indicates a link farm designed to improve SEO for malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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=upsc+online+application+form+2019+last+date In PDF document text
- http://files.ggsbbq.com/uploads/1/3/0/7/130775402/jenamavolebusematu.pdfIn PDF document text
- http://files.moderndayseer.com/uploads/1/3/0/9/130969546/bulugale.pdfIn PDF document text
- http://files.wlinv.com/uploads/1/3/1/3/131380717/jujonolulupexi_kowujusever.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/1/0437/4613/2129/files/zavamewakizaw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3987/3429/files/wow_arcane_mage_artifact.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3459/1907/files/lefewubipedinunex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5018/0512/files/78483694164.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1778/9863/files/kasedadupenar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2206/3515/files/next_bus_san_francisco_muni.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9544/0040/files/lalewinusumav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6815/3239/files/4810125066.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/8404/5719/files/tabla_de_numeros_primos_del_1_al_10000.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/0988/4838/files/sejapoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7154/6279/files/13790687242.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4052/9816/files/personal_statement_sample.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007822.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7822 | 5772 bytes |
SHA-256: 4b2ed611f64dd69ba9203947a09eb330cc86d376a0a3c31809261bfab2e951ee |
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font_01_sfnt_off00008ba7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BA7 | 10420 bytes |
SHA-256: 9647d39ef762ecc6b4854a852acda8a8aef3b8727d67e0a8bcfaed3dd944858a |
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font_02_sfnt_off0000af67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAF67 | 3868 bytes |
SHA-256: efa67f55afdd2ecc22296d30004fc96e3f5239cc4c0a00b249c5bcfcbd703bbc |
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