MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'ttraff.com'. This indicates the document's primary purpose is to redirect users to malicious infrastructure. The presence of a large number of external PDF links, many hosted on shopify.com, suggests a link farm or SEO poisoning tactic to increase visibility and lure victims. The ML classifier also strongly flagged this PDF as malicious.
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=hospital+architecture+plan+pdf In PDF document text
- http://files.dominickcarlotti.com/uploads/1/3/1/4/131483184/9881140.pdfIn PDF document text
- http://files.hamptoncommunitykinder.org.au/uploads/1/3/1/6/131637056/8391510.pdfIn PDF document text
- http://files.cliffordsclassroom.com/uploads/1/3/2/3/132302894/05009efb04.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/6923/3557/files/albert_camus_gratis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/2129/2952/files/general_chemistry_4th_edition_mcquarrie.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1994/3579/files/fowubopejixov.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2875/0241/files/maxulixikekarikapizake.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6989/7878/files/jozurusumures.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7947/6134/files/zesirolirinujedomogagu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/6108/3301/files/5404153390.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3194/3585/files/48242323787.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3911/3895/files/88243665755.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/1882/0511/files/harmony_remote_software.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000d757.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD757 | 3408 bytes |
SHA-256: 8f544856d96b33757f5b9216c7f8fbcc75ecbdfd2946ec5f1baa3a12b377b247 |
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font_01_sfnt_off0000e37e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE37E | 5204 bytes |
SHA-256: 4f343dde04769d2636a1e3d3a08520b627608eff046f449dfbcbc8f4fe260f29 |
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font_02_sfnt_off0000f524.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF524 | 15884 bytes |
SHA-256: 6f2eb469eeba1a48f6f5519bd8109351fd6c625b16532f820e5ee310c207280f |
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font_03_sfnt_off000125e7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x125E7 | 2772 bytes |
SHA-256: ec100a33de452d02a5f7290955f784fcfa29a2a317a7f5b8b204f24f9c3fc3aa |
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