MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, with a critical heuristic identifying a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=arsenic+and+old+lace+book+pdf', which is likely intended to lead the user to malicious content. The presence of a large number of external PDF links suggests a link farm or SEO manipulation tactic.
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=arsenic+and+old+lace+book+pdf
- http://files.bishopgumbleton.com/uploads/1/3/1/3/131379371/tokasinipegog.pdf
- http://rojubirej.aastem.com/uploads/1/3/2/7/132741144/9614103.pdf
- http://files.3wheeldriveonline.co.uk/uploads/1/3/2/6/132682335/c6a22e022e938.pdf
- http://files.frontierguardians.com/uploads/1/3/2/7/132712096/6f7435947d0208.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0433/0225/6795/files/nukewotevisapononag.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/76640573288.pdf
- https://cdn.shopify.com/s/files/1/0448/4608/8349/files/list_of_adjectives_with_examples.pdf
- https://cdn.shopify.com/s/files/1/0437/0812/1242/files/rovonigomewuwogame.pdf
- https://cdn.shopify.com/s/files/1/0428/9137/8854/files/78300695046.pdf
- https://cdn.shopify.com/s/files/1/0429/0835/2679/files/satozogotejekanifopitov.pdf
- https://cdn.shopify.com/s/files/1/0437/6500/6494/files/carburetor_manufacturing_process.pdf
- https://cdn.shopify.com/s/files/1/0433/1523/2923/files/63003531965.pdf
- https://cdn.shopify.com/s/files/1/0435/5378/3967/files/active_and_passive_sentences_exercises.pdf
- https://cdn.shopify.com/s/files/1/0428/5012/3932/files/capping_machine.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000075a9.bin1b0994fe09dce09a80f963c9de7bd872faf8aa5c6d50a40a81236b13034f8abf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x75A9 | 5344 bytes |
font_01_sfnt_off000087d1.bin7781a0ffc60c956f9415a25106d146b86504110d38d840926f339920ec1ec19f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x87D1 | 10536 bytes |
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