MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains a significant number of embedded links, with a critical heuristic firing indicating it's a malicious redirector link farm. One of the primary URLs, 'https://ttraff.cc/pify?keyword=broken+angel+background+music', is flagged as malicious. The document body is heavily obfuscated and contains remnants of this URL, suggesting the document's purpose is to lure users to malicious sites through a deceptive link farm.
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=broken+angel+background+music In PDF document text
- http://files.topicalbiblestudylessons.com/uploads/1/3/2/6/132682883/pawezowepuvi_luzopir_dekidilugevune_diwigufuvon.pdfIn PDF document text
- http://siwowor.charlestonmanufacturingcenter.com/uploads/1/3/2/6/132695471/3a9c1fb745c0a.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/1/0430/7487/9641/files/27162353269.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6863/6834/files/83977392630.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6397/5835/files/71248250880.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/4695/2351/files/3_audio_songs_tamil_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7795/0881/files/58609083883.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7863/2095/files/beginner_dumbbell_exercises.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2611/0885/files/gejanisuzodumo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/fakuwonilojovaxibudebu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3334/6719/files/lefawe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3531/1784/files/4453915737.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
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004f5e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4F5E | 5512 bytes |
SHA-256: 7903e6d5373aedc9c4948845b221112b3a3f16a97d58bf9cb5aaac7ff02963ab |
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font_01_sfnt_off000061f9.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x61F9 | 3832 bytes |
SHA-256: fd54fb280a2999e0ca9343528fda8f8a448fcec949e0174b0ca311705312c97b |
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font_02_sfnt_off000070d2.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70D2 | 14680 bytes |
SHA-256: 72a85be911d1ebe5d0037072b9015f2753cdb5316cfe4f0a2865eee3c663bcb4 |
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font_03_sfnt_off00009e1a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9E1A | 19456 bytes |
SHA-256: eb88b1cb0647ee3f0fa960ba7b4ffdf7eafdb5832fbde226f6b70d1ee86a3d14 |
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