MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF file contains numerous embedded links, many of which point to a link farm hosted on Shopify. One critical heuristic identified a link to a known malicious redirector at 'https://ttraff.cc/pify?keyword=bubble+shooter+arena'. The document body, though heavily corrupted, contains text fragments and URLs that suggest a lure, possibly related to a game, to entice users to click the malicious link. The presence of a 'download button' heuristic further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=bubble+shooter+arena In PDF document text
- http://files.aboundinlove.com/uploads/1/3/0/9/130969748/goserenan-vevuv.pdfIn PDF document text
- http://bowepefiw.centralmathshub.com/uploads/1/3/2/7/132710712/6110066.pdfIn PDF document text
- http://derudebit.mscg19.com/uploads/1/3/1/3/131380771/nazewedora.pdfIn PDF document text
- http://files.relaxandsucceed.net/uploads/1/3/1/6/131637896/7e0d628488ed67.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/1/0429/8312/9251/files/dogesumodefizogopeno.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/5538/0630/files/free_alternative_android_app_store.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6393/5129/files/celebrity_endorsement_case_study.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/7734/1079/files/kusavegakoxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2032/8853/files/vuxibiguso.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/4261/1095/files/cell_cycle_diagram.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/7111/1330/files/wekojekep.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8950/2110/files/52306594900.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6332/6358/files/71230486430.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/2561/3475/files/wikosidunusuvugom.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9418/7933/files/zudawezoweborode.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/9880/7202/files/microbiology_in_telugu.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_off000062fa.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x62FA | 4964 bytes |
SHA-256: bd0c46412e9d70c33724bd1c00ffa61c89ee545de9fea2d5654be3d3452b7437 |
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font_01_sfnt_off000073c3.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x73C3 | 2448 bytes |
SHA-256: 68d006988cae8d53318ebe63c67ad34919f3873b4f484edbc5d032c1b93ba19b |
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font_02_sfnt_off00007ea6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7EA6 | 10508 bytes |
SHA-256: 46e819949b40b412838b2934ab7a1b41c68a60bb38d786c9f5394a48fadef65a |
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font_03_sfnt_off0000a2c7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA2C7 | 16572 bytes |
SHA-256: a55af39e272d9a75545804fe3a0d54ec4ce0fb5703e2da24269688049f80afda |
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