MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains embedded links, one of which, 'https://ttraff.com/wb?keyword=tiger%20jt-12b%20digital%20tuner%20manual', is flagged as a malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting an attempt to disguise malicious content as a legitimate manual. The presence of numerous other links, many pointing to Shopify, suggests a link farm or SEO poisoning tactic to distribute the malicious PDF.
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/wb?keyword=tiger%20jt-12b%20digital%20tuner%20manual
- http://files.oldseagrovehomes.com/uploads/1/3/2/6/132695329/2d7ae6d8d8d5e.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0431/7360/9636/files/halloween_math_worksheets_for_elementary_students.pdf
- https://cdn.shopify.com/s/files/1/0433/7162/6659/files/76986836990.pdf
- https://cdn.shopify.com/s/files/1/0448/2249/5389/files/collins_easy_learning_german_grammar.pdf
- https://cdn.shopify.com/s/files/1/0438/5947/6630/files/pesoka.pdf
- https://cdn.shopify.com/s/files/1/0428/7453/6103/files/systems_understanding_aid_solutions.pdf
- https://cdn.shopify.com/s/files/1/0427/8022/9791/files/what_is_skewness_and_kurtosis_in_statistics.pdf
- https://cdn.shopify.com/s/files/1/0440/5090/7286/files/23730329132.pdf
- https://cdn.shopify.com/s/files/1/0430/5348/2135/files/english_russian_dictionary_free_download.pdf
- https://cdn.shopify.com/s/files/1/0436/6660/4182/files/impatiens_balsamina.pdf
- https://cdn.shopify.com/s/files/1/0430/8549/6482/files/molomifemejunewuge.pdf
- https://cdn.shopify.com/s/files/1/0431/5742/2229/files/3559183841.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_off00006527.bin051a6691662a9019156d4d688a2096721dd93f91bb6b3194b4c08d80cc01a3db |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6527 | 5348 bytes |
font_01_sfnt_off0000774a.bin048b21a80d5d4feaab8665bb4d5ed81c96632c2a2832492b4737189b60ad4da8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x774A | 10128 bytes |
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