MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains multiple embedded links, with one critical heuristic firing indicating a malicious redirector. The document body, though heavily obfuscated, contains text related to 'spelling bee words 5th grade pdf' and a URL pointing to a redirector. This suggests the document is a lure to a malicious site, likely for phishing or malware distribution.
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.com/pify?keyword=spelling+bee+words+5th+grade+pdf In PDF document text
- http://files.minilivestock.com/uploads/1/3/2/7/132740415/38a223c.pdfIn PDF document text
- http://files.peakhealthcaremaryland.com/uploads/1/3/1/4/131406816/rizapisopasiraluzoga.pdfIn PDF document text
- http://files.myhoosierhearth.com/uploads/1/3/2/7/132712206/nomefetube_mefinujulosuna_jopapukowuber.pdfIn PDF document text
- http://files.shamancellardoor.com/uploads/1/3/1/3/131397964/6ce58414.pdfIn PDF document text
- http://files.handsfreehectare.com/uploads/1/3/2/7/132740408/39ffc6.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/1/0428/9835/8432/files/datumaf.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2186/8960/files/jojolijakomit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8473/2829/files/joribazosafika.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6549/1107/files/suwebafomagare.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/5471/9395/files/simple_balance_sheet_example.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/7468/0987/files/89456690177.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0130/6526/files/54379840853.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0152/0023/files/dusojenarunukenuxokumola.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2553/8970/files/kudabumekuliwop.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7620/6238/files/rexake.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3301/6982/files/97766948655.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://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00009e77.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E77 | 5764 bytes |
SHA-256: 863d51e059da3cf57a3430e4bb6196b95d14c286482d2c1d26a82ed2a09c4f53 |
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font_01_sfnt_off0000b21d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB21D | 13356 bytes |
SHA-256: 998efa58359ffd422f5d8cda1bb4a6ff6b6047731e578f1cffca1b8a7422940b |
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font_02_sfnt_off0000da3a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDA3A | 10772 bytes |
SHA-256: e6a88cfc01f43570ff08e321f5aa0dedc1046b6ad8817a31eb9c7d2ec1d705cd |
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