MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a high number of embedded links, many pointing to Shopify domains, but one critical link directs to a known malicious redirector. The document body, though partially corrupted, contains text related to 'mcq on lipid metabolism with answers pdf' and the malicious URL, suggesting a lure to trick users into clicking. The presence of a malicious redirector and a large link farm indicates a campaign to drive traffic to potentially harmful sites.
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.cc/pify?keyword=mcq+on+lipid+metabolism+with+answers+pdf
- http://viruk.fikarisart.com/uploads/1/3/1/1/131164250/povolopuxipen_tovowik_pirifunamexog.pdf
- https://cdn.shopify.com/s/files/1/0427/7331/5740/files/learn_and_master_guitar_chord_charts.pdf
- https://cdn.shopify.com/s/files/1/0439/0689/1931/files/radadatunebiludapofuxu.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/66691602327.pdf
- https://cdn.shopify.com/s/files/1/0440/5549/4806/files/arm_cortex-_a72_datasheet.pdf
- https://cdn.shopify.com/s/files/1/0437/6556/3549/files/5237778589.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zamujogeve.pdf
- https://cdn.shopify.com/s/files/1/0435/5738/8437/files/cracker_barrel_gluten_free_menu.pdf
- https://cdn.shopify.com/s/files/1/0437/4790/1592/files/64658938105.pdf
- https://cdn.shopify.com/s/files/1/0440/5601/9109/files/nds_emulator_ios_free.pdf
- https://cdn.shopify.com/s/files/1/0438/1143/8752/files/beguvim.pdf
- https://cdn.shopify.com/s/files/1/0432/3000/3357/files/degozedomipepe.pdf
- https://cdn.shopify.com/s/files/1/0435/3120/6808/files/chronicling_california.pdf
- https://cdn.shopify.com/s/files/1/0437/5989/4689/files/lobanowepuwozizetemezex.pdf
- https://cdn.shopify.com/s/files/1/0433/7650/9080/files/xizewevodum.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_off00005f53.binff70a44cf2c3bb357dd6937da3267e0618ee98f63003bc4518950a21a4d294be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F53 | 5756 bytes |
font_01_sfnt_off000072ca.bin0895cda4b8ed723f11d032f273705e739bbc90685793677c77a4b71e318159a0 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x72CA | 12760 bytes |
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