MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically 'ttraff.com'. The document body, though partially corrupted, contains text that appears to be a lure related to secure PDF editing, aligning with the malicious URL's keyword parameter. The presence of numerous external links, many hosted on cdn.shopify.com, suggests a link farm or distribution mechanism. 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=beveiligde+pdf+bewerken+mac In PDF document text
- http://files.nwarcticea.org/uploads/1/3/1/4/131455463/9459199.pdfIn PDF document text
- http://files.kateratliff.com/uploads/1/3/1/6/131606431/nubafapapibiwu_filawamibasa_vifeju_pugekozolo.pdfIn PDF document text
- http://files.sketchingshadowsdigital.com/uploads/1/3/0/9/130969085/2711156.pdfIn PDF document text
- http://files.mercedesvianochauffeurlondon.com/uploads/1/3/0/8/130813366/mipuwuxa.pdfIn PDF document text
- http://files.fbclocustgrovepreschool.com/uploads/1/3/1/6/131637150/7015145.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/1/0428/8937/9993/files/netitawosemogo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3328/8088/files/6480593021.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/2411/4076/files/fujitsu_fi_6130_drivers.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/3077/2901/files/80795467085.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/9902/1717/files/34661840706.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/4029/8392/files/calculus_made_easy_1998.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0147/0366/files/java_application_programming_interface.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0441/3181/1480/files/9558845627.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3427/2159/files/latubexoximubizipu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4617/4877/files/libijip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4681/4374/files/3378989692.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/3846/4405/files/2_digit_airline_code.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7152/8344/files/57638919214.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_off00005c9e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5C9E | 5700 bytes |
SHA-256: de8637ec85c9889a978792a70879316b22d211089c056ebec95d39a7013168c4 |
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font_01_sfnt_off00007003.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7003 | 10140 bytes |
SHA-256: 31c75bf6fec2b26adfe7ff361d696cbcbeade1b9b9a1d07711fb0a650e630ccd |
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