MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
T1059.001 PowerShell
The PDF file contains a heuristic firing for a malicious redirector link, which points to 'https://ttraff.cc/pify?keyword=online+free+antivirus++quick+heal'. This URL is presented within the document body, suggesting a social engineering lure to trick users into clicking it. The presence of numerous other links, many hosted on Shopify, indicates a link farm strategy. No scripts were extracted, and the document body is heavily obfuscated, but the primary intent appears to be redirecting users to malicious infrastructure.
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.cc/pify?keyword=online+free+antivirus++quick+heal In PDF document text
- http://files.believethebestisyettocome.com/uploads/1/3/1/3/131378990/3534553.pdfIn PDF document text
- http://files.long-jewelers.com/uploads/1/3/2/6/132696598/9409873.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/1/0436/9586/6010/files/leponamomikupijufezed.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6122/2307/files/sfn_abstract_deadline_2016.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0292/1111/files/6087647775.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0876/1764/files/jekatofigimimoluridox.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8032/6051/files/vigukokepe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2216/3866/files/asterix_comics_espaol.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0055/1845/files/cavatina_solo_guitar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5594/6647/files/pirate_bays_se.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/8436/3416/files/carlos_castaneda_las_ensenanzas_de_don_juan.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9297/4499/files/class_11_biology_chapter_2_ncert_solutions.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1089/1676/files/vegekuweluruwometezu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5039/2984/files/84750278463.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7977/8979/files/wasewili.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6321/3209/files/63523943667.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1610/1798/files/can_calibre_convert_to_kindle_format.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:
believethebestisyettocome.com
6 samples
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006877.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6877 | 5248 bytes |
SHA-256: f72c99a240b5958c17b71d48041ba347c292beb104d0712557dced380bea0e8b |
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font_01_sfnt_off00007a58.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A58 | 10204 bytes |
SHA-256: 3c54368c577bb8791ad0744a6cc5a95eaa0a61b814df1bbc66bca9d953a30eaa |
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