MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with a primary URL pointing to a known malicious redirector. The document body, though heavily obfuscated, contains the same redirector URL and appears to be a lure for a 'PDF to Word converter'. The ML classifier strongly indicated maliciousness. The primary attack vector is likely social engineering via a malicious link embedded within the PDF.
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=pdf+to+word+converter+online+without+email+free In PDF document text
- http://files.levania.net/uploads/1/3/0/7/130775009/jarow.pdfIn PDF document text
- http://files.safebabyhappymommy.com/uploads/1/3/0/9/130969061/d1cb2b0.pdfIn PDF document text
- http://files.twistedpantry.com/uploads/1/3/1/4/131437242/8b56b86be93.pdfIn PDF document text
- http://files.fresnomarriagecounselor.com/uploads/1/3/1/3/131380397/16827.pdfIn PDF document text
- http://files.orangecountyflamenco.com/uploads/1/3/2/6/132695832/kedugesonagumoz_warulemidu_zixigexumo_xakexazefinipo.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/48878241622.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3831/8487/files/28409248379.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7515/7670/files/37853639907.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8688/9625/files/pimuxupozikerunajoxejagir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7279/8373/files/62731161751.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7767/1843/files/23282022000.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1984/5278/files/nevijabukej.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6847/9893/files/rasumolasovim.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3165/7638/files/kexegu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/0477/1999/files/91368059187.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6976/7842/files/60105283441.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3202/6008/files/59642979982.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7260/1756/files/bakapelodesalo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0328/1571/files/types_of_non_governmental_organizations.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000079f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79F7 | 5236 bytes |
SHA-256: 710c588853072d0b5d5764c4ba630911e173a0b9137df1ea3838bbb4c6b374e6 |
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font_01_sfnt_off00008bb2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8BB2 | 10372 bytes |
SHA-256: 8bbfec672024ff6f3ca60b3e870568b61996c7d47547e19b3f05dca919becaee |
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