MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.com/pify?keyword=calendar+ramadan+2018+pdf'. This indicates the document's primary purpose is to redirect users to malicious infrastructure. The presence of a large number of external PDF links, many hosted on Shopify, suggests a link farm or SEO poisoning tactic to improve the redirector's visibility. 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=calendar+ramadan+2018+pdf In PDF document text
- http://jijuxov.fabricsatfleetwood.com/uploads/1/3/1/3/131379069/5262202.pdfIn PDF document text
- http://supiwon.the-nature-atelier.com/uploads/1/3/2/6/132682974/takotobabi.pdfIn PDF document text
- http://devetos.sanantoniooutdoorliving.net/uploads/1/3/2/7/132712011/zuwuterojiw_wokaluxodu_xubosefu.pdfIn PDF document text
- http://files.oakhillspta.com/uploads/1/3/1/6/131606025/7077d875f855.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0433/8581/5205/files/87596353772.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3341/9160/files/ffxiv_act_game_log_file.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9775/9643/files/vejopafovarovowumami.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0453/3682/1915/files/zewepabiwitiwafugi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2312/3100/files/82113528441.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/6633/6167/files/ridokoraxaxewades.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7286/3904/files/pawigixe.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0449/8276/3679/files/pdf_carburateur_solex.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/9270/9271/files/84512597705.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_off0000688d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x688D | 5104 bytes |
SHA-256: d2899680e9b4a170b270369b53350215635696dfa652738fadf8add7178196ab |
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font_01_sfnt_off000079c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x79C7 | 13208 bytes |
SHA-256: 013b28ca5b957d7dddd2f67242dbd80e33ea8c4a0515ea3d74307dcf69f6d085 |
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font_02_sfnt_off0000a2c8.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2C8 | 17628 bytes |
SHA-256: f219dec414bd90fc0920dfa8e0273f8ac942b93dd557a671d641ecca9fd6996e |
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font_03_sfnt_off0000bd56.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBD56 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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