MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many pointing to Shopify domains, which are part of a link farm designed to obscure the ultimate destination. The primary malicious URL identified is https://ttraff.ru/pify, which is a known malicious redirector. The document body, though heavily obfuscated, contains the same malicious URL, reinforcing the lure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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=rig+veda+sandhyavandanam+tamil+book+pdf
- http://files.tibetanfirepalm.com/uploads/1/3/1/4/131452903/rigufusafobokanot.pdf
- http://files.qiman.org/uploads/1/3/2/7/132740665/petibigajokuk.pdf
- http://xomip.thepurplepetalstore.com/uploads/1/3/2/7/132740214/givol.pdf
- http://files.lesleehampelphoto.com/uploads/1/3/1/4/131437983/xogekulaxirigo.pdf
- http://files.pereiraroshan.com/uploads/1/3/1/4/131407406/fevun.pdf
- https://cdn.shopify.com/s/files/1/0435/7105/2707/files/33708222589.pdf
- https://cdn.shopify.com/s/files/1/0435/3762/9348/files/conditional_probability_examples.pdf
- https://cdn.shopify.com/s/files/1/0440/0313/1542/files/nepuwijadumes.pdf
- https://cdn.shopify.com/s/files/1/0428/7397/9043/files/4706662185.pdf
- https://cdn.shopify.com/s/files/1/0434/5636/4709/files/uefa_champions_league_anthem_piano.pdf
- https://cdn.shopify.com/s/files/1/0429/1588/9305/files/28314529169.pdf
- https://cdn.shopify.com/s/files/1/0434/2362/9477/files/40843078373.pdf
- https://cdn.shopify.com/s/files/1/0431/3199/4280/files/63752643074.pdf
- https://cdn.shopify.com/s/files/1/0436/9013/1609/files/din_en_iso_9227_pdf_english.pdf
- https://cdn.shopify.com/s/files/1/0434/2287/5813/files/rerulemegajudetelode.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- https://cdn.shopify.com/s/files/1/0431/3199/4280/files/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00005590.bin939c5b5a59592a735ff2718918dcf6320d52b0f2200ea6e8762930cff705d9e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5590 | 5732 bytes |
font_01_sfnt_off000068fd.bin25e781416c9efc2a418bc4a9e6e05924ad7b8ed286a2a01ea9682acf96f97dd2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68FD | 10132 bytes |
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