MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
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 poisoning tactic. One critical heuristic identified a link to a known malicious redirector, ttraff.com, which is likely the primary malicious payload delivery mechanism. 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.com/pify?keyword=budget+planning+worksheet
- http://nifoji.jsmediadownunder.com/uploads/1/3/1/6/131607600/dikeluguvugimibop.pdf
- http://ravogake.blueridgecreativeco-op.com/uploads/1/3/1/6/131636612/07e59.pdf
- http://files.rosariorl.com/uploads/1/3/0/8/130813764/regijan_mofefosixu_xajuwu_zebaxugifutu.pdf
- http://files.neosvf.com/uploads/1/3/2/6/132683088/1104881.pdf
- http://files.spec22sales.com/uploads/1/3/1/6/131637797/zogumep.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0435/9513/7187/files/ucsc_eduroam_login.pdf
- https://cdn.shopify.com/s/files/1/0432/6876/7907/files/jobokosuwa.pdf
- https://cdn.shopify.com/s/files/1/0435/3468/0216/files/radaxavorakit.pdf
- https://cdn.shopify.com/s/files/1/0434/4017/7314/files/comment_regrouper_plusieurs_dans_un_seul_fichier.pdf
- https://cdn.shopify.com/s/files/1/0433/6248/4392/files/hearthstone_beginner_deck_building_guide.pdf
- https://cdn.shopify.com/s/files/1/0434/5180/9957/files/84246736171.pdf
- https://cdn.shopify.com/s/files/1/0430/8893/7120/files/public_private_partnership_benefits.pdf
- https://cdn.shopify.com/s/files/1/0430/2834/9079/files/applied_calculus_10th_edition.pdf
- https://cdn.shopify.com/s/files/1/0434/0826/1285/files/131577593.pdf
- https://cdn.shopify.com/s/files/1/0432/3567/2219/files/25261087648.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_off00006267.bina2d9cbed4f25c8b3bb936976cc1e801acd70864cd5e0e7b86932f483d9abc154 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6267 | 5428 bytes |
font_01_sfnt_off000074e3.bin21ae47db86b9cf73de297d4f21be8910c557597958f18f007d61d73c82621127 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x74E3 | 10444 bytes |
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