MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a mass of external links, many pointing to Shopify domains, but one critical link redirects to 'ttraff.cc', a known malicious redirector. The document body, though heavily obfuscated, contains the string 'app lock fingerprint pro apk' and the malicious redirector URL, suggesting a lure to download potentially unwanted or malicious software. 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=app+lock+fingerprint+pro+apk
- http://famuku.mkgcleveland.com/uploads/1/3/2/7/132740480/binojosug.pdf
- https://cdn.shopify.com/s/files/1/0439/0230/4408/files/blank_bingo_sheet.pdf
- https://cdn.shopify.com/s/files/1/0427/7266/0390/files/44464174617.pdf
- https://cdn.shopify.com/s/files/1/0463/4571/5873/files/appvalley_android_online.pdf
- https://cdn.shopify.com/s/files/1/0448/4261/4945/files/chapter_10_capital_budgeting_techniques_solutions_gitman.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/44240048578.pdf
- https://cdn.shopify.com/s/files/1/0437/3400/7973/files/nujonoxisujib.pdf
- https://cdn.shopify.com/s/files/1/0431/8350/5570/files/knicks_vs_warriors.pdf
- https://cdn.shopify.com/s/files/1/0431/7249/5519/files/57724442829.pdf
- https://cdn.shopify.com/s/files/1/0430/1389/8403/files/jepidenesinafixagup.pdf
- https://cdn.shopify.com/s/files/1/0438/7792/5019/files/2383905300.pdf
- https://cdn.shopify.com/s/files/1/0431/6862/8890/files/bubba_s_33_menu.pdf
- https://cdn.shopify.com/s/files/1/0428/6241/1935/files/comparing_rational_and_irrational_numbers_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0437/8597/8018/files/creep_on_me_lyrics.pdf
- https://cdn.shopify.com/s/files/1/0431/7554/2950/files/fejitigigeka.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_off0000682b.bin00a2e69e74bf04d6fa3ebcd3cdb772a3d6882914c809edc10bce405917b308e8 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x682B | 5060 bytes |
font_01_sfnt_off0000796e.bin61588587127785e28ffcab40fb8d656950a6707daaf62d855bc5a900940bc5e5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x796E | 12792 bytes |
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