MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF was flagged by multiple critical heuristics for containing malicious redirector links and a large link farm. The ML classifier also strongly indicated maliciousness. The primary malicious IOC is the redirector URL, which likely serves as a gateway to a phishing or malware delivery site. The document body itself is largely unreadable, but the presence of the malicious URL within it suggests a lure.
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.com/pify?keyword=allegory+and+representation+pdf
- http://files.jazzstylez.com/uploads/1/3/0/8/130874143/812480.pdf
- http://files.calhouncounty911.org/uploads/1/3/1/4/131438234/cbac4d3d0a4.pdf
- http://files.jordanpearsonalive.com/uploads/1/3/0/7/130775768/pasorujivevapada.pdf
- http://files.kristinapham.com/uploads/1/3/1/0/131069934/6809239.pdf
- https://cdn.shopify.com/s/files/1/0428/9275/5111/files/45098311085.pdf
- https://cdn.shopify.com/s/files/1/0430/8356/3162/files/6390220106.pdf
- https://cdn.shopify.com/s/files/1/0433/3630/2750/files/potexalomol.pdf
- https://cdn.shopify.com/s/files/1/0429/7133/2767/files/zizexuluguxelopoxonanal.pdf
- https://cdn.shopify.com/s/files/1/0438/0708/0608/files/nogumafaguv.pdf
- https://cdn.shopify.com/s/files/1/0433/0507/4838/files/bakokofam.pdf
- https://cdn.shopify.com/s/files/1/0427/4195/6775/files/cracking_the_coding_interview_book_github.pdf
- https://cdn.shopify.com/s/files/1/0434/4456/8220/files/18686024688.pdf
- https://cdn.shopify.com/s/files/1/0432/2823/3883/files/80706110088.pdf
- https://cdn.shopify.com/s/files/1/0433/0894/1467/files/cpc_exam_study_guide.pdf
- https://cdn.shopify.com/s/files/1/0437/4154/4599/files/a_to_z_mp3.pdf
- https://cdn.shopify.com/s/files/1/0433/3741/6869/files/69058782186.pdf
- https://cdn.shopify.com/s/files/1/0430/0757/4179/files/7475263874.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_off00008e7b.bin41ecb54019590e7209602fef84d2abd905dec5e14a241e36d1a3c6e0e75faa86 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E7B | 5300 bytes |
font_01_sfnt_off0000a09a.bin772d6516e2c493d147a623fddeaef44a44f8a8f8da8cfc54e7508ad8cd357b03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA09A | 12532 bytes |
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