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 pointing to 'ttraff.com'. The document body, though heavily obfuscated, contains the text 'Buddhist holy book tripitaka pdf' and the malicious URL, suggesting a lure to trick users into clicking the link. The PDF also contains a large number of external links, many hosted on 'cdn.shopify.com', which is flagged as a link farm. The primary malicious IOC is the redirector URL.
Machine Learning
- Nyx PDF Classifier malicious score 0.9952
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=buddhist+holy+book+tripitaka+pdf In PDF document text
- http://files.eatclaylove.com/uploads/1/3/0/9/130969825/fogatusolipex-xuzorepafovoni-rupizolik.pdfIn PDF document text
- http://files.amirajnorris.com/uploads/1/3/1/4/131438541/dokirabizevepo.pdfIn PDF document text
- http://lirebej.oilmyworld.net/uploads/1/3/0/7/130776644/kubotilewijeval_bodoluzegimesi_fanujabujeka_jetaxuxuxovasuz.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://fedorahosted.org/lohitIn PDF document text
- http://www.opentle.orgIn PDF document text
- http://www.daltonmaag.com/In PDF document text
- https://cdn.shopify.com/s/files/1/0430/7845/1351/files/ontology_computer_science.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/fokadexowigexavutezirero.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/8148/2919/files/zozirejek.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/niroduwo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/1984/5278/files/8264963821.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4587/8950/files/68913676467.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9074/7293/files/91077562362.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8255/5300/files/81375793432.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/1236/6229/files/40932542539.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/4363/2805/files/walmart_cashier_application.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/6341/0839/files/bozoxoxivijawexi.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/5546/4104/files/mapinowevudamaxomu.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
- http://www.geocities.com/mitra_anirban/hobbies.htmGNUIn PDF document text
- http://www.gnu.org/copyleft/gpl.htmRegularIn PDF document text
- http://www.gnu.org/licenses/lgpl.htmlRegularDanhHongIn PDF document text
- http://www.geocities.com/dnhhngIn PDF document text
- http://sinhala.sourceforge.net/In PDF document text
- http://sinhala.cvs.sourceforge.net/viewvc/*checkout*/sinhala/sinhala/fonts/CREDITSIn PDF document text
- http://www.gnu.org/licenses/gpl-2.0.htmlIn PDF document text
- http://www.gnu.org/licenses/gpl.htmlIn PDF document text
- http://scripts.sil.orgIn PDF document text
Extracted artifacts 11
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000a483.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xA483 | 7380 bytes |
SHA-256: 3c2648050810f586ce0102a5b24939c302035e1b5b61534558fe40907ee7af16 |
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font_01_sfnt_off0000bdba.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBDBA | 5144 bytes |
SHA-256: 622be3f7f53fa9fa28691a9a43c054807adb29ee27bf330020449a8bf67fd410 |
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font_02_sfnt_off0000cf36.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCF36 | 2932 bytes |
SHA-256: 1060bf2d4e86c9af3de6f9f05a0006ee37e218874003c9482b55f88de196339f |
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font_03_sfnt_off0000db01.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDB01 | 4496 bytes |
SHA-256: bf2dc291edd9bd913f080d6ead5f729c668e8c33b84194e09990e3090c3a8fd9 |
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font_04_sfnt_off0000e981.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE981 | 5324 bytes |
SHA-256: bf75df115c132fe68d1d51022058d8d27e1572d1272ed0116f6ac83685479fa0 |
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font_05_sfnt_off0000f8ed.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF8ED | 5156 bytes |
SHA-256: fbc23f5b4c8ec8b4a522772817c8ab8873577ed758308134d29a2da86dbacc6c |
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font_06_sfnt_off00010ad0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10AD0 | 7268 bytes |
SHA-256: f25071f9398ddd7c254128f0c17a6bffae17195d9f3c4aa54d4c1e35e92e259d |
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font_07_sfnt_off00011e6c.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E6C | 13596 bytes |
SHA-256: e87407d04292281d8aa976dadcb7a0cd886c33b6b42349589ba4b888dae5faed |
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font_08_sfnt_off0001479b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1479B | 4324 bytes |
SHA-256: 05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176 |
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font_09_sfnt_off0001559e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x1559E | 2836 bytes |
SHA-256: e8829d928545eaa3710c314671794eaff13e12794608f569984ce0199d6352a4 |
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font_10_sfnt_off00016134.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x16134 | 4892 bytes |
SHA-256: 79487ce31b2698095fd0dd722bb60855664500526b63603cf1403e0391ae5408 |
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