MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on ttraff.com. This heuristic firing, combined with the ML classifier, strongly suggests a malicious redirector pattern. The document body, though heavily obfuscated, contains the URL that initiates the redirection, indicating a lure to download further malicious content.
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=beatles+anthology+book+pdf
- http://files.kmillermusic.com/uploads/1/3/1/4/131437484/7dfa2943b79b.pdf
- http://files.naramatamuseum.ca/uploads/1/3/2/6/132681579/4bdb98b546.pdf
- http://noxupufat.salvadorpaniagua.com/uploads/1/3/2/3/132303382/letire-luxeki.pdf
- http://files.himes-consulting.com/uploads/1/3/1/1/131164129/2070749.pdf
- https://cdn.shopify.com/s/files/1/0438/1379/8050/files/30844154497.pdf
- https://cdn.shopify.com/s/files/1/0432/6280/4136/files/morokanamuwelodijasu.pdf
- https://cdn.shopify.com/s/files/1/0429/5933/9679/files/boguzivuvel.pdf
- https://cdn.shopify.com/s/files/1/0432/1371/7662/files/75369762393.pdf
- https://cdn.shopify.com/s/files/1/0429/0406/0071/files/www_wimp_com.pdf
- https://cdn.shopify.com/s/files/1/0433/5117/9416/files/woworobafapumidedesojatip.pdf
- https://cdn.shopify.com/s/files/1/0437/8886/1602/files/ap_calculus_limits_practice.pdf
- https://cdn.shopify.com/s/files/1/0432/7833/6165/files/ca_final_new_syllabus_books.pdf
- https://cdn.shopify.com/s/files/1/0440/2587/2549/files/kubivelopugo.pdf
- https://cdn.shopify.com/s/files/1/0436/2698/7680/files/17412450542.pdf
- https://cdn.shopify.com/s/files/1/0430/8808/5145/files/10821362036.pdf
- https://cdn.shopify.com/s/files/1/0438/3762/0386/files/ronalagagewikotu.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_off000065e6.binbc196c06e2c2278913f80dc7237c13b6a1928010293a8306fe4678a646bcfd6c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E6 | 5560 bytes |
font_01_sfnt_off000078de.bin60ecd33d31e32c9c73d0c4cf8e923ce1f4e881b9bebb7a36ba5d85ca44e6e06d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78DE | 9768 bytes |
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