MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a link to a known malicious redirector, ttraff.com, which is likely intended to lead the user to further malicious content. The document also contains a large number of links to external PDFs, many hosted on Shopify, suggesting a link farm or SEO manipulation tactic. The ML classifier strongly indicated maliciousness, supporting the presence of malicious links.
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/pify?keyword=bulbul+tarang+banjo+app
- http://nofix.staceyloper.com/uploads/1/3/0/8/130874676/2744216.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://fedorahosted.org/lohit
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pexigubozorabavajodumixi.pdf
- https://cdn.shopify.com/s/files/1/0446/0707/8564/files/zafuxuwevipuxugorapema.pdf
- https://cdn.shopify.com/s/files/1/0432/1368/4891/files/tetofilixuzovulaxo.pdf
- https://cdn.shopify.com/s/files/1/0432/4501/1112/files/the_exorcist_tv_show_episode_guide.pdf
- https://cdn.shopify.com/s/files/1/0433/0808/9509/files/sikovakagexejupopofol.pdf
- https://cdn.shopify.com/s/files/1/0434/3437/7377/files/vocabulary_words_with_meaning_in_urdu_and_english_download.pdf
- https://cdn.shopify.com/s/files/1/0433/3902/2494/files/audit_assurance_textbook.pdf
- https://cdn.shopify.com/s/files/1/0431/4251/2797/files/hillsborough_county_electronic_report_cards.pdf
- https://cdn.shopify.com/s/files/1/0429/4282/4614/files/jixixiw.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 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000063e6.bin709d08cfb481a4bf6fb11abb3b4e9ca7e296bed30ef17df36dfed286c0ea07e2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x63E6 | 5072 bytes |
font_01_sfnt_off00007538.bin2c35a43f960d60e39e1aebfe4319708614d665434eb674961c20ba3d6e1dc1e7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7538 | 3192 bytes |
font_02_sfnt_off00008265.bind34e9645e844948bcf7a22718215cffb6248398097f98e5dca790d2685cc734e |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8265 | 10876 bytes |
font_03_sfnt_off0000a7c2.binb9d99dd2a7f6f0d7910fd448f6f8254e61a177cad6bb3a953a20fbbd486ad409 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA7C2 | 2976 bytes |
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