MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links, including one pointing to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=aphorisms+hippocrates+pdf', which is flagged as malicious. The presence of a large number of external PDF links suggests a link farm or SEO manipulation tactic, likely to obscure the malicious intent.
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=aphorisms+hippocrates+pdf
- http://donakel.friscoterracepoa.com/uploads/1/3/1/4/131437402/4460115.pdf
- http://files.radiologyinterviews.com/uploads/1/3/0/7/130776725/xukerokepufadal-foxegetetise.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0463/5954/3969/files/bewusebogedisu.pdf
- https://cdn.shopify.com/s/files/1/0428/4920/6439/files/bengali_play_script.pdf
- https://cdn.shopify.com/s/files/1/0436/3298/4222/files/kerry_group_annual_report_2016.pdf
- https://cdn.shopify.com/s/files/1/0437/2217/8710/files/case_backhoe_serial_number_and_year_guide.pdf
- https://cdn.shopify.com/s/files/1/0428/5123/8047/files/66951008654.pdf
- https://cdn.shopify.com/s/files/1/0435/3517/1738/files/calculus_and_analytic_geometry_by_zia_ul_haq_notes.pdf
- https://cdn.shopify.com/s/files/1/0429/6825/2565/files/55954198130.pdf
- https://cdn.shopify.com/s/files/1/0430/8133/4933/files/42072390683.pdf
- https://cdn.shopify.com/s/files/1/0430/0174/1463/files/17447426342.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/nujogopuju.pdf
- https://cdn.shopify.com/s/files/1/0428/6241/1942/files/pogisasajoluvexuwilowiz.pdf
- https://cdn.shopify.com/s/files/1/0431/3831/8487/files/97322663769.pdf
- https://cdn.shopify.com/s/files/1/0438/4089/7189/files/43230259222.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_off00006895.bin7d37523850659177377819eaeada002bf360f144b380ff14abb042860dc677d5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6895 | 5352 bytes |
font_01_sfnt_off00007a99.bin17ae0a42afff59f598616f9a46723b03130bb150e3e5ceb98a44c0707fdb67cd |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A99 | 9836 bytes |
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