MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, which is also present in the document body. This link, 'https://ttraff.club/wix?keyword=antivirus+microsoft+windows+10+free', is designed to lure users with a fake offer. The document also contains a large number of embedded links to Shopify, likely part of an SEO link farm to improve search engine visibility for malicious content. The ML classifier strongly indicates maliciousness.
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.club/wix?keyword=antivirus+microsoft+windows+10+free
- https://cdn.shopify.com/s/files/1/0435/5633/9861/files/libavuvoxupedazowenurege.pdf
- https://cdn.shopify.com/s/files/1/0436/9580/0475/files/zusosikazexufolazemini.pdf
- https://cdn.shopify.com/s/files/1/0429/4223/4791/files/rakipesotuzolagalit.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/19227598733.pdf
- https://cdn.shopify.com/s/files/1/0434/3640/8982/files/83943628628.pdf
- https://cdn.shopify.com/s/files/1/0434/9070/5573/files/nicky_jam_e_sua_esposa_damaris.pdf
- https://cdn.shopify.com/s/files/1/0427/9762/9596/files/59273585525.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75901524911.pdf
- https://cdn.shopify.com/s/files/1/0430/0436/2906/files/executive_support_system.pdf
- https://cdn.shopify.com/s/files/1/0433/5930/5880/files/61201337064.pdf
- https://cdn.shopify.com/s/files/1/0427/9628/6111/files/mujatisekete.pdf
- https://static.usrfiles.com/ugd/121e37_93f16c7cb06545f5b634ed7fd74f7962.pdf
- https://static.usrfiles.com/ugd/353d00_5024c9e338ac45dca0769aa08786d4be.pdf
- https://static.usrfiles.com/ugd/9ff9b8_6be1c3cefe8c4e01b243afb7592ce3d0.pdf
- https://static.usrfiles.com/ugd/1e4819_6ef8e22c57d6496b9931f0765bb29c91.pdf
- https://static.usrfiles.com/ugd/9c0842_ff6e30f1d4b947629e639ed8150e053b.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/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000790f.bin0656a1f277cb57b9ae7649673d140ad814bbc0cb90e6094a15d99305cb8914ea |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x790F | 5260 bytes |
font_01_sfnt_off00008b00.bin42d9db9d08e4142079f74fb414a7b0a8931a38c6ad2f664a8255733747156753 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B00 | 10704 bytes |
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