MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a heuristic firing for a malicious redirector link, which points to a URL that is part of a link farm. The document body, though heavily obfuscated, contains references to the malicious URL and several other URLs that appear to be part of a SEO link farm strategy. The ML classifier also strongly indicated maliciousness.
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=alexander+pope+as+a+satirist+pdf
- http://files.finewillrockthehouse.com/uploads/1/3/2/6/132695732/tavajulize.pdf
- http://files.mindbuild.org/uploads/1/3/1/6/131637881/papigun_jijoxujisovew.pdf
- http://files.anlageskincare.com/uploads/1/3/0/7/130739517/487775.pdf
- http://files.zopaart.com/uploads/1/3/0/9/130969717/reguviz-pojek.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0432/4527/3248/files/common_job_interview_questions_with_answers.pdf
- https://cdn.shopify.com/s/files/1/0435/5594/6645/files/borakipij.pdf
- https://cdn.shopify.com/s/files/1/0440/7099/4085/files/pequenos_poemas_em_prosa_baudelaire.pdf
- https://cdn.shopify.com/s/files/1/0447/1599/9386/files/behaviour_modification_approach.pdf
- https://cdn.shopify.com/s/files/1/0433/4059/5352/files/lp_anemia_2020.pdf
- https://cdn.shopify.com/s/files/1/0437/1900/0229/files/google_maps_api_latitude_longitude_format.pdf
- https://cdn.shopify.com/s/files/1/0432/2331/8683/files/driver_s_permit_book.pdf
- https://cdn.shopify.com/s/files/1/0431/9507/2673/files/arbitrase_internasional.pdf
- https://cdn.shopify.com/s/files/1/0437/6163/1384/files/business_english_pod_free.pdf
- https://cdn.shopify.com/s/files/1/0439/0499/1400/files/81263706706.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000aedd.bin3b6337f665c6437333e79ce039ffa77a6397eb42477bda7c65839b5f934deceb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEDD | 5092 bytes |
font_01_sfnt_off0000c038.bin949acf94f946f7caf952efdcc77b0dbb0a62a5e76da63b920b453b60e1df97a9 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC038 | 10240 bytes |
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