MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a mass external link farm, with many links pointing to Shopify-hosted PDFs. One critical heuristic identified a link to a known malicious redirector infrastructure at 'ttraff.cc'. The document body also contains a call-to-action phrase, suggesting a lure to encourage clicks on these links. No scripts were extracted, limiting further analysis of the payload.
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/wb?keyword=sscn%202019%20pdf In PDF document text
- http://files.saearkansas.com/uploads/1/3/1/4/131483197/falapuz.pdfIn PDF document text
- http://files.region15daylily.org/uploads/1/3/0/7/130776081/b86f160c.pdfIn PDF document text
- http://files.cocoarmadio.com/uploads/1/3/2/6/132696214/789508871b158.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/1/0430/0580/4698/files/xoliderukafupoburodinapav.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/6232/0536/files/nigger_minecraft_skin.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/8091/4846/files/mapenufurufanabifupazugor.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8321/9619/files/kaguzoxu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5679/8613/files/61831945713.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/5271/8494/files/lyrical_ballads.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/3967/7855/files/zawepapafasemexixisiwonir.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8144/1181/files/fefonirowepozove.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5217/9364/files/gumezikonejafadebilofit.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/9270/9271/files/birmingham_barons_schedule.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1092/4437/files/fury_warrior_bis.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/9845/4682/files/32069387225.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0446/7264/7331/files/hematology_atlas_free_download.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
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000076ad.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x76AD | 4828 bytes |
SHA-256: 47b515547dd08d12489bd7f530b6f3cb9400db04bc7d64a7bd2f632e08d8d0e7 |
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font_01_sfnt_off0000870a.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x870A | 10396 bytes |
SHA-256: ca27281e137705b3eb835096075c7b48850402e0fc019eecd2c10fad119293ce |
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font_02_sfnt_off0000aa97.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAA97 | 4324 bytes |
SHA-256: ce7e2e230a41ba6fc2d7d2240890c8289d67876d84a3d076d67c0b48111c8230 |
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