MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a malicious redirector link disguised with SEO-like keywords, aiming to trick users into clicking it. The primary heuristic, PDF_MALICIOUS_REDIRECTOR_LINK, confirms this. The link redirects to `https://ttraff.cc/pify?keyword=best+book+writing+app+android`, which is a known malicious domain. The document body, though heavily obfuscated, contains references to this URL and other Shopify links, suggesting a link farm or content-luring strategy.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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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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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/pify?keyword=best+book+writing+app+android
- http://files.cholseybluebirdsfc.co.uk/uploads/1/3/2/7/132712369/vejojelitar.pdf
- http://files.mattwheeleronline.com/uploads/1/3/0/7/130774965/ponogugefisakuz_rixiborowutebu_gizeruwaxaliz_xadure.pdf
- http://tivorab.promisedministries.com/uploads/1/3/0/7/130739654/tasagesulon_jafunenawebimer_kesimudazevipat_fiwadukop.pdf
- https://cdn.shopify.com/s/files/1/0429/5252/3929/files/62539695870.pdf
- https://cdn.shopify.com/s/files/1/0432/0077/4308/files/public_administration_books_download.pdf
- https://cdn.shopify.com/s/files/1/0451/4054/1593/files/value_chain_analysis_journal.pdf
- https://cdn.shopify.com/s/files/1/0433/4089/0262/files/dofej.pdf
- https://cdn.shopify.com/s/files/1/0433/3459/8809/files/sudirujan.pdf
- https://cdn.shopify.com/s/files/1/0430/1992/7713/files/6261370491.pdf
- https://cdn.shopify.com/s/files/1/0440/2587/2549/files/todetofimak.pdf
- https://cdn.shopify.com/s/files/1/0433/7215/0947/files/block_facebook_ads.pdf
- https://cdn.shopify.com/s/files/1/0435/1400/3610/files/10707164963.pdf
- https://cdn.shopify.com/s/files/1/0432/5870/8118/files/dermatitis_atopik_pada_dewasa.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00006692.bin539f42e623ec99abd997614ccd1da37a4252e836f2ba4cc19767f0088674e256 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6692 | 5440 bytes |
font_01_sfnt_off00007933.bin0c4138a75d0e725aab17fd36ce9547dd2f4908b5793724f380a5276a5a6166da |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7933 | 10112 bytes |
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