MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing indicating a malicious redirector at 'ttraff.com'. The document body, though partially corrupted, contains text related to a 'Michigan durable power of attorney acceptance form' and the 'wkhtmltopdf' generator, suggesting a lure to disguise malicious content. The ML classifier strongly flagged this PDF as malicious, and the presence of many external links, including a large number hosted on Shopify, indicates a link farm or distribution network.
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=michigan+durable+power+of+attorney+acceptance+form In PDF document text
- http://files.graceyourspace.co/uploads/1/3/0/8/130813528/6dd908332.pdfIn PDF document text
- http://files.stannjan.com/uploads/1/3/0/7/130740177/a21ef81f6c.pdfIn PDF document text
- http://files.wisdomboulevard.com/uploads/1/3/0/8/130814169/130871af9e62eea.pdfIn PDF document text
- http://files.margiehauser.com/uploads/1/3/0/8/130814387/padewigunosiful_gefanixomapabo.pdfIn PDF document text
- http://files.joyuzsong.net/uploads/1/3/1/4/131406149/widanomaler.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/1/0429/4659/2924/files/25540179432.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5031/1579/files/satavinexivareruvu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9173/9295/files/30293876855.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/4173/4312/files/sinajirudimobupapuweziba.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/4070/9527/files/42749956604.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9161/6153/files/dr._wayne_dyer.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9731/7783/files/gujoborikobipudavo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4848/5535/files/23125661423.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/7728/0671/files/castle_floor_plans.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9652/9314/files/hernia_de_disco_cervical_c5_c6.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0097/8853/files/19583827360.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006117.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6117 | 5728 bytes |
SHA-256: 190feaa2bf60b4717ffbc151edc8a2ed04a948cbd80d79e1770466c475de10aa |
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font_01_sfnt_off0000747d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x747D | 12784 bytes |
SHA-256: 5b79413c0a0778b84e4db9de424111a79c1e348489b17957fafdf4ef569aaf0c |
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font_02_sfnt_off00009dbd.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9DBD | 3496 bytes |
SHA-256: 703ddfce44283fcf2ddbe85e0a9848bd8e9e47ed6e5cab56f548db852c290165 |
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