MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains numerous embedded links, with one specifically pointing to a known malicious redirector. The document body, though heavily obfuscated, contains text that appears to be a lure for "SQL payloads cheat sheet". The presence of multiple external PDF links, some hosted on Shopify, suggests a link farm or SEO manipulation tactic to distribute malicious content. The ML classifier strongly flagged this PDF as malicious.
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=sql+payloads+cheat+sheet
- http://jakumixux.azcarpetinstall.com/uploads/1/3/1/3/131383544/putejemovebil_kesof.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://www.daltonmaag.com/
- https://cdn.shopify.com/s/files/1/0432/8144/9118/files/2407573969.pdf
- https://cdn.shopify.com/s/files/1/0438/1632/1184/files/76426100154.pdf
- https://cdn.shopify.com/s/files/1/0434/2474/3591/files/arihant_integral_calculus_download.pdf
- https://cdn.shopify.com/s/files/1/0441/0173/0456/files/93904612566.pdf
- https://cdn.shopify.com/s/files/1/0434/0776/9750/files/87517741582.pdf
- https://cdn.shopify.com/s/files/1/0429/6287/8618/files/fopavalegatamebe.pdf
- https://cdn.shopify.com/s/files/1/0430/2172/9955/files/65512057431.pdf
- https://cdn.shopify.com/s/files/1/0430/2936/4889/files/abstract_reasoning_test_free.pdf
- https://cdn.shopify.com/s/files/1/0437/3302/4929/files/alter_ego_french_book.pdf
- https://cdn.shopify.com/s/files/1/0432/2865/9869/files/fudofetotujukevovozoku.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/
- http://scripts.sil.org/OFL
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000083ff.bin1816f7281b4232797de8e79802fad06dc3df776136c011e67cd8ff3e6f3a37e4 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x83FF | 5028 bytes |
font_01_sfnt_off00009526.binb085f3281e1c8c9cec4248f68f763d84ff9f03880e4cdf238641d2ec5e601701 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9526 | 17760 bytes |
font_02_sfnt_off0000cc59.bin0d0f64e27578eb124b8bc81c7eceacdd166e22eddd95c81328e9fbd7de2a6333 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCC59 | 4324 bytes |
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