MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com, designed to appear as legitimate PDF downloads. One critical heuristic identified a link to a known malicious redirector infrastructure at 'https://ttraff.ru/pify?keyword=qaseeda+ahmadiyya+pdf+download'. This suggests the document's primary purpose is to redirect users to malicious sites, likely for phishing or malware distribution.
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=qaseeda+ahmadiyya+pdf+download In PDF document text
- http://files.brendaknows.org/uploads/1/3/0/8/130813042/8621603.pdfIn PDF document text
- http://files.happysnapsstudio.com/uploads/1/3/2/6/132681647/vekoton_favobelunib.pdfIn PDF document text
- http://zabupu.roxanaramos.com/uploads/1/3/2/3/132303382/7115372.pdfIn PDF document text
- http://files.budapest-connection.com/uploads/1/3/0/8/130874469/tezadexesuma-xelufopawubap-bojupanirupiguf-nijigemilo.pdfIn PDF document text
- http://files.centraltauntonscoutgroup.com/uploads/1/3/1/4/131438437/6894772.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/1/0433/0350/1989/files/gogotimetaxut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/86556218032.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/0813/7128/files/bill_gates_autobiography_book.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9432/7974/files/ansys_17_cfx_tutorial.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0450/7539/8821/files/apprendre_l_anglais_facilement_et_rapidement.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/4046/3255/files/70329746611.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/3061/8011/files/77240457129.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0300/9430/files/cad_soft_tools_dwg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1126/0062/files/23485568417.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1340/5850/files/90449968706.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7990/9028/files/wijenuwenu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7196/2269/files/64498320374.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9866/9220/files/23303627633.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://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_006_off0000b11a.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0xB11A | 27380 bytes |
SHA-256: d012f61a3ac9cede57397052e442880fca1aba07d45ff433aee7ebd74aca1ee7 |
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font_00_sfnt_off00007b92.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B92 | 5440 bytes |
SHA-256: f0f5759df650f1151627d68ad543a4c1a29096e64c10909946183916d6c55a83 |
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font_01_sfnt_off00008e09.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E09 | 10244 bytes |
SHA-256: 13ec887b8c77ea9c59860df144f00d40f1833eaaaaab29ff34a261ca4d4809a1 |
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