MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains text related to a 'calisthenics beginner workout plan pdf' and includes the malicious URL. This suggests the PDF is designed to trick users into clicking the link, leading them to a malicious site. No scripts were extracted, limiting the analysis of further stages.
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=calisthenics+beginner+workout+plan+pdf In PDF document text
- http://files.alidonaldson.uk/uploads/1/3/1/4/131437484/noraxunegul_vifuxugofolexu_peboloxukixe_sewisiluzutizin.pdfIn PDF document text
- http://files.miseeiresaratoga.com/uploads/1/3/0/7/130739892/kezarezupole-mumaroxo-fozigekixonefeb.pdfIn PDF document text
- http://files.kiamablowholebuskers.com/uploads/1/3/1/6/131606016/tulawopanobeji.pdfIn PDF document text
- http://files.foodloveblog.com/uploads/1/3/1/3/131380868/vosirijofa.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0432/7650/1147/files/82286378482.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7302/7749/files/21677454034.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7605/8274/files/91562738108.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61259485886.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3502/5831/files/shanghai_subway_map_english.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0756/5214/files/causes_of_overweight_and_obesity.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8410/2297/files/articulos_sobre_caries_dental.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2168/1315/files/35287099472.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3672/0808/files/bukudumifuwogogaxekupigu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vuwizesovipijekugufex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7821/1991/files/chief_keef_thot_breaker_mixtape.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3015/0309/files/43750918246.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/widizosatadusuzovasovodas.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_off00007aa2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7AA2 | 5620 bytes |
SHA-256: 2b8f3825ccc608b7c440e02594480a196826192d6c9d1d6ca0581e329c6288ea |
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font_01_sfnt_off00008dba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8DBA | 10456 bytes |
SHA-256: 4110298785fc6a8a8128a16565ac552669c57df152399a9afe86b0f38f8df0f9 |
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font_02_sfnt_off0000b180.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB180 | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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