MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link farm and a specific redirector URL that is known to be malicious. The document body, though heavily obfuscated, contains text related to 'Autodesk sketchbook apk hack version' and the malicious redirector URL, suggesting a lure to download potentially unwanted or malicious software. The presence of numerous PDF links and a malicious redirector indicates an attempt to distribute malware or engage in phishing.
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=autodesk+sketchbook+apk+hack+version
- http://jakamuxi.sweethartbaking.com/uploads/1/3/1/6/131606620/deravixaxewubofin.pdf
- http://files.qualitypreparedmeals.ca/uploads/1/3/1/8/131871740/423839.pdf
- http://files.forsythcountywomensclub.net/uploads/1/3/1/3/131379544/7371891.pdf
- http://files.nanonore.com/uploads/1/3/1/3/131380005/04a3c3f5a65a6e6.pdf
- http://files.healthsidekick.org/uploads/1/3/1/3/131383678/6225911.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/8203/9964/files/learning_german_language_for_beginners.pdf
- https://cdn.shopify.com/s/files/1/0434/5715/1142/files/77323086036.pdf
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/sikegawojulebumabasejifad.pdf
- https://cdn.shopify.com/s/files/1/0433/9220/4950/files/pefodix.pdf
- https://cdn.shopify.com/s/files/1/0432/3170/7294/files/decision_matrix_excel_template_format.pdf
- https://cdn.shopify.com/s/files/1/0433/8761/7447/files/38635505915.pdf
- https://cdn.shopify.com/s/files/1/0439/1079/1323/files/selevamoxolenaleribeniw.pdf
- https://cdn.shopify.com/s/files/1/0434/9175/4149/files/letter_writing_worksheets_for_grade_6.pdf
- https://cdn.shopify.com/s/files/1/0437/7211/7141/files/99409197848.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_off00006719.bin8133a3e91694699ebb591078219ec11231dec6bfae798bbf567ffd29c82f1e4b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6719 | 5384 bytes |
font_01_sfnt_off0000795c.bin0c7ffacc609f9b9d2038acd07a08f90b77ca685d7ca479ac8acc6516663b3e0f |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x795C | 10912 bytes |
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