MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains a large number of embedded links, many of which point to Shopify domains hosting other PDFs, suggesting a link farm or SEO manipulation tactic. One critical heuristic identified a link to known malicious redirector infrastructure, specifically 'ttraff.cc', which is used to obscure the final destination. The document body, though heavily obfuscated, contains the same malicious URL and benign-looking PDF links, reinforcing the lure. The ML classifier also strongly indicated maliciousness.
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=subway+surfer+cheat+codes
- http://files.causeareaction.com/uploads/1/3/1/4/131438819/3552879.pdf
- http://files.pfcmooremess.com/uploads/1/3/1/4/131406600/lekut.pdf
- http://files.thesarcasticsarcoma.com/uploads/1/3/2/7/132710732/jewodig.pdf
- http://files.kpservices.co.uk/uploads/1/3/2/6/132695248/9887349.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0438/3650/6272/files/esws_study_guide.pdf
- https://cdn.shopify.com/s/files/1/0431/5598/0439/files/23220853120.pdf
- https://cdn.shopify.com/s/files/1/0440/1935/1710/files/damogigumomagirura.pdf
- https://cdn.shopify.com/s/files/1/0435/2960/1175/files/diablo_2_lod_download.pdf
- https://cdn.shopify.com/s/files/1/0429/1434/9215/files/37205465717.pdf
- https://cdn.shopify.com/s/files/1/0432/6211/6008/files/85258982737.pdf
- https://cdn.shopify.com/s/files/1/0435/5165/4047/files/sedin.pdf
- https://cdn.shopify.com/s/files/1/0436/5543/0302/files/64127215655.pdf
- https://cdn.shopify.com/s/files/1/0437/0654/8377/files/59537454936.pdf
- https://cdn.shopify.com/s/files/1/0431/8658/5749/files/32775385656.pdf
- https://cdn.shopify.com/s/files/1/0440/6942/1221/files/building_429_where_i_belong.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 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000065e2.bine59215f09e50565b86c89be15554eabf2ea7d4da3a74bf9624d6e42c004266b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E2 | 5516 bytes |
font_01_sfnt_off000078b3.binf2b997d404dd393e4ba54b564e42bfa98d08331c7fde85345940148ddb065c3a |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78B3 | 10128 bytes |
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