MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF file was flagged as malicious by an ML classifier and contains a link to a known malicious redirector. The document body, though heavily obfuscated, contains references to 'photo background apps for android' and includes the malicious URL, suggesting a lure to a phishing or malware distribution site. The presence of numerous external links, many pointing to Shopify, indicates a link farm strategy, likely to improve SEO for 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.cc/pify?keyword=photo+background+apps+for+android
- http://vativuv.oursaviorsdevilslake.org/uploads/1/3/1/3/131383314/3003977.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0429/3135/5807/files/types_of_crop_rotation.pdf
- https://cdn.shopify.com/s/files/1/0438/2621/7120/files/sparkol_videoscribe_tutorial.pdf
- https://cdn.shopify.com/s/files/1/0434/4306/0901/files/50354677953.pdf
- https://cdn.shopify.com/s/files/1/0434/0416/5285/files/41148268998.pdf
- https://cdn.shopify.com/s/files/1/0432/8236/6629/files/17502805181.pdf
- https://cdn.shopify.com/s/files/1/0459/2556/4583/files/vevibezitu.pdf
- https://cdn.shopify.com/s/files/1/0428/2325/4179/files/data_types_in_r.pdf
- https://cdn.shopify.com/s/files/1/0428/7922/1919/files/sword_art_online_vol_15.pdf
- https://cdn.shopify.com/s/files/1/0437/8158/7093/files/chemical_periodicity.pdf
- https://cdn.shopify.com/s/files/1/0441/4157/6344/files/wegmans_catering_menu_2018.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2095/files/84850429021.pdf
- https://cdn.shopify.com/s/files/1/0429/7955/7529/files/36484158986.pdf
- https://cdn.shopify.com/s/files/1/0433/2208/1448/files/mesoxedapotubedida.pdf
- https://cdn.shopify.com/s/files/1/0430/2887/3367/files/simple_carburetor.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_off00007dd3.bin17b127ed5f848c12acd3f419b89a27dd035c239a20e65980c14afe8028a825e1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DD3 | 5588 bytes |
font_01_sfnt_off000090c7.binc74aa7c3f75ef7f7cb58b7adc05c3fd01da23cbfaeb2a385cf62afa6e5108ef5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x90C7 | 10360 bytes |
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