MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains embedded links, one of which points to a known malicious redirector. The document body, though heavily obfuscated, contains the string 'https://ttraff.ru/pify?keyword=google+sheets+or+docs', suggesting a lure to a fake Google service. The presence of numerous other PDF links, many hosted on cdn.shopify.com, indicates a link farm strategy. The ML classifier also 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.ru/pify?keyword=google+sheets+or+docs
- http://files.nickcutroneo.com/uploads/1/3/2/6/132696414/2638616.pdf
- http://files.dogodogo.ru/uploads/1/3/1/3/131380495/zumifogekowizute.pdf
- http://puban.stephaniehays.com/uploads/1/3/0/9/130969352/beb01c153.pdf
- https://cdn.shopify.com/s/files/1/0439/9765/9294/files/github_create_new_repository_command_line.pdf
- https://cdn.shopify.com/s/files/1/0427/5165/6102/files/zaxefenozemepelotomudif.pdf
- https://cdn.shopify.com/s/files/1/0432/2807/0052/files/dorekojosijetobe.pdf
- https://cdn.shopify.com/s/files/1/0434/1723/9704/files/gubaxokinarumijofabo.pdf
- https://cdn.shopify.com/s/files/1/0440/5844/3941/files/nageker.pdf
- https://cdn.shopify.com/s/files/1/0429/0206/1215/files/ap_module_10.pdf
- https://cdn.shopify.com/s/files/1/0428/3033/2070/files/exercises_for_si_joint_dysfunction.pdf
- https://cdn.shopify.com/s/files/1/0454/7385/7686/files/curs_apicultor.pdf
- https://cdn.shopify.com/s/files/1/0437/1644/4315/files/magisterium_vol_3.pdf
- https://cdn.shopify.com/s/files/1/0433/5504/6037/files/jesuvokupij.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_off00006178.bined2dd258b16714099335c85436ba757b05286ed600aaaa3933bbbeaf080f0a63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6178 | 5020 bytes |
font_01_sfnt_off0000728a.bin68765ec9428af1a3fb5532c89edf43239f4537134379d3dca326b0146e0b65be |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x728A | 14872 bytes |
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