MALICIOUS
242
Risk Score
Malware Insights
MITRE ATT&CK
T1204.002 Malicious Link
T1059.001 PowerShell
T1566.002 Spearphishing Attachment
The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.ru/pify?keyword=activator+windows+7+ultimate+bagas31', which is designed to lure users with the promise of a Windows 7 activator. The document body also contains this URL and numerous other links, many hosted on Shopify, suggesting a link farm for SEO poisoning. The presence of a 'Security software disable instruction' heuristic further indicates malicious intent, aiming to lower defenses. The overall pattern suggests a phishing or malware delivery attempt disguised as a software utility.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 7
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Security software disable instruction high SE_SECURITY_BYPASSDocument instructs the user to disable antivirus or security software — unusual for ordinary documents and high-risk in an unsolicited file
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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.ru/pify?keyword=activator+windows+7+ultimate+bagas31 In PDF document text
- http://files.nikosmarinos.com/uploads/1/3/1/4/131406831/2278749.pdfIn PDF document text
- http://files.clarissafortier.com/uploads/1/3/2/3/132302876/wimugiduvap.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5624/2581/files/72770789298.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3077/1869/files/physiology_of_vision.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/9159/1321/files/12931506263.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/7011/2423/files/magob.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1715/0368/files/1956282508.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0438/3470/4034/files/dia_os_x.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6725/1617/files/15861743546.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2439/2087/files/my_house_free_mp3_download.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/3552/5282/files/mamiw.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/9269/5458/files/89620156679.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/2042/5115/files/xagogawog.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5604/4951/files/pokawugodikutimefikebis.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006031.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6031 | 5836 bytes |
SHA-256: 914139b99ab3538b6040d86aaf8dd5cb6093bdb788e021c560cc3d7d8e93fdb0 |
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font_01_sfnt_off00007412.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7412 | 10136 bytes |
SHA-256: 5b8019dee98d6fa214ffeeb25e6389674ff49ec299bac375f7f1fcf21df93c79 |
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