MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a critical heuristic firing for linking to malicious redirector infrastructure, specifically 'https://ttraff.cc/pify?keyword=vsco+x+full+pack+2018+apk'. This URL is presented within the document body, suggesting an attempt to trick the user into clicking it. The presence of a large number of embedded links, many pointing to Shopify domains, indicates a link farm strategy, likely to obscure the malicious destination. The ML classifier also strongly flagged this PDF as malicious.
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=vsco+x+full+pack+2018+apk
- http://files.mercychurchkc.com/uploads/1/3/1/4/131438835/176029e.pdf
- http://files.olof.waggamatters.com/uploads/1/3/2/6/132696263/fofopuzo_borap_bukidirotawe.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/bodadajigewodozisidezufe.pdf
- https://cdn.shopify.com/s/files/1/0431/3120/7837/files/bukimufizonolo.pdf
- https://cdn.shopify.com/s/files/1/0437/2961/7057/files/introduction_to_statistical_relational_learning_book.pdf
- https://cdn.shopify.com/s/files/1/0432/0041/3856/files/zirisekiwixedajepekuwa.pdf
- https://cdn.shopify.com/s/files/1/0435/6662/9032/files/golikatito.pdf
- https://cdn.shopify.com/s/files/1/0435/1728/0408/files/35179358336.pdf
- https://cdn.shopify.com/s/files/1/0433/3387/7915/files/biomorphic_forms_and_patterns.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/99839510681.pdf
- https://cdn.shopify.com/s/files/1/0438/3975/0294/files/41363437646.pdf
- https://cdn.shopify.com/s/files/1/0438/1265/1170/files/new_college_application_form_online.pdf
- https://cdn.shopify.com/s/files/1/0440/8773/8533/files/subiz.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_off000068bc.binf271e5680a7026a735e0eace41b6f4cf37011bd10e5194492f1970bce2328649 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x68BC | 5532 bytes |
font_01_sfnt_off00007baf.binad0ef4d80118c91926863d7a526966300170a863b12e3eba229f0f61f7f12663 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7BAF | 10424 bytes |
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