MALICIOUS
128
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious Link
T1566.002 Spearphishing Attachment
The PDF contains a high number of links to external resources, many hosted on Shopify, suggesting a link farm for SEO manipulation or to obscure malicious destinations. One critical heuristic identified a link to a known malicious redirector, 'ttraff.cc', which is used to obscure the ultimate destination. The document body text, though heavily corrupted, contains the phrase 'Cengage organic chemistry pdf download', indicating a lure for users seeking specific content. The presence of a visual download button further supports the deceptive nature of the document.
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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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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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=cengage+organic+chemistry+pdf+download
- http://files.pursanovawater.com/uploads/1/3/2/6/132683017/909b2928ba.pdf
- http://files.cosmicscramble.com/uploads/1/3/0/7/130775102/5820384.pdf
- http://files.pro-help.co.uk/uploads/1/3/0/8/130813985/jarepub_fivipifegiden_doxoridu.pdf
- http://files.fyrelandcanecorsos.com/uploads/1/3/0/7/130776601/dujerip-difadefeduneju-fapezivi.pdf
- https://cdn.shopify.com/s/files/1/0434/8110/4541/files/samutinezikalon.pdf
- https://cdn.shopify.com/s/files/1/0428/3957/2643/files/94406102789.pdf
- https://cdn.shopify.com/s/files/1/0428/0818/0895/files/47127581307.pdf
- https://cdn.shopify.com/s/files/1/0428/4507/7671/files/at_last_chords.pdf
- https://cdn.shopify.com/s/files/1/0431/5670/1346/files/51886581075.pdf
- https://cdn.shopify.com/s/files/1/0435/8127/6319/files/difurawikij.pdf
- https://cdn.shopify.com/s/files/1/0433/6589/2245/files/nukoxavowuzoni.pdf
- https://cdn.shopify.com/s/files/1/0431/8406/2622/files/99760581537.pdf
- https://cdn.shopify.com/s/files/1/0434/5053/2001/files/xatajufipariru.pdf
- https://cdn.shopify.com/s/files/1/0428/8951/1068/files/22734395154.pdf
- https://cdn.shopify.com/s/files/1/0431/0374/8263/files/75317498251.pdf
- https://cdn.shopify.com/s/files/1/0446/9224/2588/files/perry_anderson_the_antinomies_of_antonio_gramsci.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00004b84.bincd2dd54cbe75f04801e290d00d7750f4bcba98a02934df9440f3433cd67150fa |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4B84 | 5668 bytes |
font_01_sfnt_off00005eb3.bine6a4d83c90f6e31c30dcdcf5d588360cf13a281fa7ecd4212036507b8188f05d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5EB3 | 9192 bytes |
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