MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a heuristic firing for a malicious redirector link, specifically pointing to 'ttraff.cc'. The document body, though heavily obfuscated, contains a visible URL that matches this redirector. This suggests the document is designed to trick users into clicking the link, likely leading to a malicious site or further payload. The presence of numerous other PDF links, many hosted on Shopify, indicates a link farm strategy to potentially improve SEO or distribute malicious content.
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=balancing+chemical+equations+worksheet+9th+grade In PDF document text
- http://files.kcga4u.com/uploads/1/3/0/7/130775092/6557457.pdfIn PDF document text
- http://memowar.healthyfoodsolano.org/uploads/1/3/1/3/131380429/3d8f09176740a8f.pdfIn PDF document text
- http://files.maverickdanes.com/uploads/1/3/2/6/132682970/gukozetebifi-zuxizevewokoraf.pdfIn PDF document text
- http://files.jenniferbetteridgephotography.com/uploads/1/3/1/6/131637385/buvijefefivovuw.pdfIn PDF document text
- http://files.elpasohousebuying.com/uploads/1/3/2/6/132695805/ae505.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/1/0435/5306/3063/files/xenekuwozavirag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9541/5189/files/21688819392.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6199/1841/files/9931365359.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0872/1045/files/zizaraxapi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7373/2768/files/islamic_calendar_2020_saudi_arabia.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4932/0610/files/lozokatibovove.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5021/3274/files/convert_to_microsoft_word_document_free_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7692/7141/files/anlauttabelle_daz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9182/0711/files/vefalorar.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4670/6088/files/totatikojipofadigof.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2997/8526/files/mekidasapis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5362/0136/files/6753156652.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/dilos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8078/5823/files/nurepepumijife.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006556.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6556 | 5840 bytes |
SHA-256: 89001f2439bba07ff331d6a2d97a77cb201ce9ce179ff9024f509bd86aaf3967 |
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font_01_sfnt_off0000790a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x790A | 9940 bytes |
SHA-256: 8efee73a767721cc90eb76e5283e4943d0248baacad2f5c59593963dfa1e001e |
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