MALICIOUS
234
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.cc/pify?keyword=advantage+software+eclipse+manual'. This URL is likely used to redirect the user to a malicious site. The document body, though heavily obfuscated, contains references to this URL and other URLs hosted on Shopify and various domains, suggesting a link farm or redirection strategy. The presence of numerous external PDF links further supports the link farm heuristic.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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PDF link to algorithmically-generated URL high PDF_RANDOM_URL_LINKPDF contains a clickable HTTP(S) link whose host looks algorithmically generated (pronounceable-random labels) and whose path/query carries a long high-entropy token. This is the randomized-redirector pattern of malspam phishing lures — the visible document is only a prompt — not a PDF parser vulnerability.
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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=advantage+software+eclipse+manual In PDF document text
- http://rafix.leaguesforpickleball.com/uploads/1/3/0/8/130874493/1329864.pdfIn PDF document text
- http://jetinipuz.ttandeuropemotorcycleadventures.co.uk/uploads/1/3/0/8/130813834/16b02fdc8e.pdfIn PDF document text
- http://files.klarahorackova.com/uploads/1/3/1/4/131437702/zunetamilezuju.pdfIn PDF document text
- http://subezepip.stayinginvienna.com/uploads/1/3/2/8/132814930/13dff3f1.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/1/0430/3070/8385/files/37158473933.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8056/4392/files/86017433337.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8085/1362/files/dana_300_twin_stick.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2732/3301/files/54455513686.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2032/8865/files/jetovokulesiso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/davunaxejapezuxipuwuwozom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2520/2332/files/oxford_learner_s_thesaurus_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4818/1666/files/10914439575.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9811/2167/files/tetutopasinibemo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2111/5298/files/duzuzapawomibubuxidowoxoz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0448/3586/4736/files/search_only_fors.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tovovowegafakaroseras.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
🗂 Part of campaign:
klarahorackova.com
3 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007172.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7172 | 5616 bytes |
SHA-256: 01df771c4fdeed3e3bd008112ae061c5c01bb06c8b3c413692bae944f3f9ad81 |
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font_01_sfnt_off0000848f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x848F | 10732 bytes |
SHA-256: 8599e23287f66bdfbf170593f7b367636a5ba791aefc7b80240054789950f460 |
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