MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.001 Malicious Link
The PDF contains a large number of embedded links, many of which point to a link farm hosted on cdn.shopify.com. One critical heuristic identified a link to a known malicious redirector, ttraff.cc, which is likely intended to lead the user to a malicious site. The document body is heavily obfuscated, but the presence of the 'self compassion skills workbook pdf' string suggests a lure for a document download.
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.cc/wb?keyword=self%20compassion%20skills%20workbook%20pdf In PDF document text
- http://files.delrayvillasplat2.com/uploads/1/3/0/7/130739099/warajifuxixalanopu.pdfIn PDF document text
- http://files.hellogorgeousre.com/uploads/1/3/1/1/131164152/8d73f54757d.pdfIn PDF document text
- http://files.worthcenter.org/uploads/1/3/0/7/130775537/wavebovomopo-tujuwinilap.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/1/0428/3393/6547/files/52856613639.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8570/1019/files/fidulizawewovisut.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/7166/7360/files/loruloxovafojuteke.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0437/8466/7287/files/60009246022.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/25618010541.pdfIn PDF document text
- https://wexukazefen.files.wordpress.com/2020/07/titebirepuvipamatapebasip.pdfIn PDF document text
- https://dojobavoviz.files.wordpress.com/2020/07/rapopejowegib.pdfIn PDF document text
- https://gojepideg.files.wordpress.com/2020/06/rutogufejenuror.pdfIn PDF document text
- https://gizexilivepu.files.wordpress.com/2020/07/sogug.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/5852/7397/files/pineze.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/3436/1503/files/18623947624.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/1218/6531/files/90723771522.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/gomejalubewetilukifij.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/6289/4498/files/gewanemoduvitamagomuz.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/0758/2106/files/8156267599.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/8487/3879/files/67585978834.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0428/3380/5471/files/64213261760.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_off0000734f.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x734F | 5408 bytes |
SHA-256: 6f8f81f10e1f692c4d51e29e32ffef6fa71010e05a461736407d60edd8334626 |
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font_01_sfnt_off00008593.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8593 | 14492 bytes |
SHA-256: 3b07f22aebdea8166559c3010a99e578d9a9cbfde47f4d2a153eb9781a33648e |
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