MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for a malicious redirector link, pointing to ttraff.com. The document body, though heavily obfuscated, contains text related to 'logo quiz level 3 answers android' and the malicious URL, suggesting a lure. The presence of a large number of external PDF links, many hosted on cdn.shopify.com, indicates a link farm strategy, likely to improve SEO for the malicious redirector. 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.com/pify?keyword=logo+quiz+level+3+answers+android
- http://mitijawed.jessejelsma.com/uploads/1/3/2/7/132740649/7244293.pdf
- https://cdn.shopify.com/s/files/1/0432/2839/7727/files/gamecube_emulator_mac.pdf
- https://cdn.shopify.com/s/files/1/0433/8394/7427/files/saruzoka.pdf
- https://cdn.shopify.com/s/files/1/0432/4206/1986/files/radopa.pdf
- https://cdn.shopify.com/s/files/1/0436/4979/4213/files/narumuvotasaruvobev.pdf
- https://cdn.shopify.com/s/files/1/0428/3714/7811/files/conway_south_carolina_weather_report.pdf
- https://cdn.shopify.com/s/files/1/0431/5011/4967/files/37719175104.pdf
- https://cdn.shopify.com/s/files/1/0431/8475/0747/files/90510298472.pdf
- https://cdn.shopify.com/s/files/1/0452/5208/3869/files/acrobat_reader_to_edit.pdf
- https://cdn.shopify.com/s/files/1/0434/9824/2214/files/ancestor_worship_and_korean_society.pdf
- https://cdn.shopify.com/s/files/1/0438/4915/4720/files/jabukazabafakivixojil.pdf
- https://cdn.shopify.com/s/files/1/0449/6493/7896/files/five_ponds_press.pdf
- https://cdn.shopify.com/s/files/1/0430/9617/8845/files/39945478740.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_off000053e1.bincb3393b8c607616dcfeef8b8464832d338beb5cd21a862a8dad0d087eee137b5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53E1 | 5424 bytes |
font_01_sfnt_off00006679.bin599318ab9d9fce469f6b4449537b25c739f7e611fe94d844e72bc52954f0cb2d |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6679 | 9812 bytes |
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