MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link farm with 22 external links, many of which are hosted on cdn.shopify.com and appear to be SEO-optimized. One critical heuristic indicates a malicious redirector link to 'ttraff.cc', which is used to obscure the final destination. The document body contains the string 'Anybooks apk mod', suggesting a lure for potentially unwanted applications or malware. The ML classifier 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.cc/pify?keyword=anybooks+apk+mod In PDF document text
- http://files.thebrickva.com/uploads/1/3/2/6/132695416/mixewew-bisavupatava-weworopo.pdfIn PDF document text
- http://modawa.capeagents.com/uploads/1/3/0/8/130874493/fapabazub.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/1/0428/2191/0687/files/unity_load_scene_on_button_click.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/4815/7859/files/30302791156.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/7482/7941/files/jekepidozumedovez.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/rasebiv.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/9073/8328/files/ccna_1_for_beginners_notes.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/8973/0467/files/52058625494.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9607/0560/files/zolegijikipedururixune.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/8221/1735/files/zaroniporimuzokenu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/68876684382.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
- https://savannah.gnu.org/projects/freefont/In PDF document text
- http://www.gnu.org/licenses/In PDF document text
- http://www.gnu.org/copyleft/gpl.htmlIn 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 5
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006d2f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6D2F | 6744 bytes |
SHA-256: 0eac1552a6a0cc8d6d43e14f5c157d052ff2bf21460314f67a2c213e0a454e63 |
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font_01_sfnt_off00007e16.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7E16 | 5272 bytes |
SHA-256: 72c19aeff089ad5ce08c12d080c4918be6e46ba1fc2a621eeb5cbcfd6a5797e5 |
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font_02_sfnt_off00008fed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FED | 3168 bytes |
SHA-256: 5f5d3135920b878202b4462b34d0a8082c2fdb9ad2d18f9100ab1e0d1ac6297e |
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font_03_sfnt_off00009c56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9C56 | 10676 bytes |
SHA-256: 7eab752a97ace6f0e09d1abef5169a3601449158a1ebc8269b8f1682457ae0b2 |
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font_04_sfnt_off0000c116.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC116 | 16304 bytes |
SHA-256: 8fe31ac2096c5e11ca20e474ac9d4b0e624cd7c6a3d6648e58269b78a2b36287 |
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