MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, which is also present in the document body. This link, 'https://ttraff.cc/pify?keyword=download+acrobat+reader+9+pro+extended+free', is designed to trick users into downloading malicious software by impersonating a legitimate software download. The PDF also contains a large number of external links, many hosted on cdn.shopify.com, which is indicative of a link farm used for SEO poisoning or distributing 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=download+acrobat+reader+9+pro+extended+free In PDF document text
- http://files.onehealthepigenomics.com/uploads/1/3/1/4/131453124/9169272.pdfIn PDF document text
- http://files.groundswellballito.com/uploads/1/3/1/8/131855995/xetasenoforafib.pdfIn PDF document text
- http://files.fvillebc.org/uploads/1/3/1/4/131483153/340eb0ce26.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/1/0462/9174/6976/files/sativedapag.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7673/0533/files/50525282085.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8508/6364/files/kindergarten_worksheets_missing_letters.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/2775/9257/files/98379833824.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4610/9341/files/67765795942.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8038/4674/files/27158767905.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7467/3050/files/69567416782.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5083/5878/files/vuwebosanudirasepofogufu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4984/2850/files/gifofutaxesomikavisuwi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2885/7503/files/julixonujezezoromasokuj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3403/3824/files/duzesagax.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7284/0090/files/robevigemopakid.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2299/1007/files/digilisaloxunoruwef.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6585/1542/files/18092129412.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3509/8264/files/47840392763.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_off00006b3b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6B3B | 5424 bytes |
SHA-256: 2f9e11bad30c170b329c5112c43b004b6753dff0e42b49f626655923e01c4b67 |
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font_01_sfnt_off00007dd7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD7 | 10268 bytes |
SHA-256: 36054daa7b01ecbcc90769cf6d28a98e995a188e606ef10b03ab2d70b6151b21 |
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