MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a critical heuristic firing for a malicious redirector link, specifically pointing to 'https://ttraff.ru/pify?keyword=bike+racing+games++for+pc'. This indicates the document's primary purpose is to redirect users to malicious infrastructure. The presence of a large number of embedded links, many pointing to Shopify domains, suggests a link farm or SEO poisoning tactic to distribute the malicious redirector. The ML classifier also strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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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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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=bike+racing+games++for+pc In PDF document text
- http://files.opunakesurflifesaving.com/uploads/1/3/0/8/130814513/gezitowejukejekojuko.pdfIn PDF document text
- http://files.ethanallenrattery.com/uploads/1/3/0/8/130874238/7771840.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0432/3488/5789/files/safosino.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8453/0343/files/xubitovutoki.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/5802/7928/files/putanuranojunipuxa.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4497/6278/files/21853532765.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/0992/3493/files/wifuworofaxajotu.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/3692/6374/files/45210218445.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0439/3756/2779/files/fetch_post_request.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/9325/3526/files/magamikiromuzas.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/9831/2609/files/microbiology_culture_media.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/3950/5056/files/ignou_date_sheet_2019_ba_programme.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/2670/1726/files/84473253312.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2357/8774/files/amines_ncert.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/7519/7333/files/aggiornamento_android_lg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/0211/6772/files/universo_autoconsciente_amit_goswami.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006629.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6629 | 5124 bytes |
SHA-256: e53042e420ea195c9bd35955635e3b43a418f83495581b514f894bc124cbdcf1 |
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font_01_sfnt_off00007770.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7770 | 10652 bytes |
SHA-256: a60327aab480a0c8944ada79d995bb36868878621e6fab70c4480621ba984fc5 |
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font_02_sfnt_off00009bce.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9BCE | 4324 bytes |
SHA-256: cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34 |
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