MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF file contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com. One critical heuristic identified a link to a known malicious redirector infrastructure, ttraff.ru, which is presented as a free movie download. The document body, though heavily obfuscated, contains the URL https://ttraff.ru/pify?keyword=annamalai+tamil+movie+free++hd, reinforcing the lure. The presence of numerous external PDF links suggests an attempt to manipulate search engine results or distribute further 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.ru/pify?keyword=annamalai+tamil+movie+free++hd In PDF document text
- http://fejoriwek.essentialhealthsantacruz.com/uploads/1/3/0/7/130775350/sasipufo_libuwug.pdfIn PDF document text
- http://files.kunzeartgallery.com/uploads/1/3/2/7/132712661/dc6aa12.pdfIn PDF document text
- http://files.wrightfiredistrict.org/uploads/1/3/0/8/130813827/gajanajigedefu_serosexoj_berujome.pdfIn PDF document text
- http://dilafuf.mrgunsplace.com/uploads/1/3/2/7/132740214/694065.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/1/0431/2255/7082/files/enfermedad_de_alzheimer_criterios_diagnosticos.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0515/5227/files/subject_and_predicate_worksheets_for_2nd_grade.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/6375/4408/files/anxiety_disorder_books.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4922/2298/files/44604569238.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3705/6414/files/numberblocks_hide_and_seek_free.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/2388/2645/files/business_travel_planning_template.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2629/2629/files/juvinajepabane.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/4597/6224/files/lml_stand_for.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/2956/0486/files/free_fart_games.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9311/5558/files/fubako.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/0252/7895/files/vizit.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_off0000ab48.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAB48 | 5020 bytes |
SHA-256: a44657c6d39fbabd01d115ad9d0f06de0fc7a6b3d25b8b86fd48710e79219009 |
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font_01_sfnt_off0000bc2d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBC2D | 9184 bytes |
SHA-256: 8b295a67200715446c10ea6ef9be9fed997a6033ba56cc494e30f1c11df9f4aa |
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font_02_sfnt_off0000d5e4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD5E4 | 10784 bytes |
SHA-256: c33f718a038d1641f05a60184fb7167d88aad0206aeb8f9ce585d7828dfb6a41 |
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font_03_sfnt_off0000fad8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFAD8 | 16164 bytes |
SHA-256: 6e3fbd491d8b71441998836ddca0d0c102716a221ea14f8143929167ad9a79b3 |
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