MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous links, many pointing to redirector infrastructure, suggesting a link farm or phishing campaign. The heuristic PDF_MALICIOUS_REDIRECTOR_LINK specifically flags a link to 'ttraff.com' as malicious. The document body, though heavily obfuscated, contains the URL 'https://ttraff.com/pify?keyword=tretyakov+gallery+guide', indicating a lure related to the Tretyakov gallery. The presence of many PDF links and a malicious redirector suggests the primary goal is to drive traffic to malicious sites, likely for further exploitation or credential harvesting.
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.com/pify?keyword=tretyakov+gallery+guide In PDF document text
- http://files.hannifanrealestate.com/uploads/1/3/0/8/130814475/zojen-gezuvivipi-moxotamo-zemimiwutakek.pdfIn PDF document text
- http://files.bonneygirlphotography.com/uploads/1/3/2/6/132681204/sapoxorufewodod.pdfIn PDF document text
- http://taridi.bsklartherapy.com/uploads/1/3/0/8/130814729/fisenivimova.pdfIn PDF document text
- http://files.islamiccenterdm.com/uploads/1/3/0/9/130969153/wetedadosaval.pdfIn PDF document text
- http://files.ruthmorganjones.co.uk/uploads/1/3/1/4/131453247/vixotezexajafisu.pdfIn PDF document text
- http://www.opentle.orgIn 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/1/0432/8049/8841/files/28796523951.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/2938/0767/files/recurrent_spontaneous_abortion.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/1083/3058/files/detopovogeneweva.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/vozazugimutiwobawaxuleg.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6987/4082/files/magic_item_compendium.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/4253/7629/files/10504593204.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/1687/9271/files/9011483621.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9547/4855/files/tuxevuxug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1022/0447/files/ballpen_drawing.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5448/1058/files/ganesha_atharvashirsha.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0461/5520/2723/files/85367316544.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://www.gnu.org/licenses/gpl.htmlIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 4
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
stream_004_off0000898a.bin |
decompressed-pdf-stream | PDF FlateDecoded stream at offset 0x898A | 13332 bytes |
SHA-256: 2ef368efd49a33245d4f2d0aece880de8379da06cfeb242e73a6ea7662ae2764 |
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font_00_sfnt_off0000793c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x793C | 4768 bytes |
SHA-256: 443536a9441bfc4f4cb09942f2b7e89def985c5da0e50994f820647a71d39b26 |
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font_02_sfnt_off0000aeba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xAEBA | 13064 bytes |
SHA-256: 7c29a68edfc68c3707619b0bdf6da89d385261fb04aae0021c1626411983ffff |
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font_03_sfnt_off0000d808.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD808 | 4324 bytes |
SHA-256: 4fcfa7c68d76e23b667942a3ac892d2d5d88346478daafc61479ad4df4af3dd3 |
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