MALICIOUS
202
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of external links, many pointing to Shopify domains, but one critical link redirects to a known malicious domain (ttraff.com). The document body text, though heavily obfuscated, contains the phrase 'Spreadsheet for tracking household expenses' and the malicious URL, suggesting a lure to download a malicious file or navigate to a phishing site. The presence of a 'download button' heuristic further supports this attack pattern.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 6
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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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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTONDocument contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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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=spreadsheet+for+tracking+household+expenses In PDF document text
- http://files.afmemphis.org/uploads/1/3/1/4/131438776/bisuta-wetobalaxabirik.pdfIn PDF document text
- http://files.stevenwojtowicz.com/uploads/1/3/0/8/130873826/kopojupuwi.pdfIn PDF document text
- http://bonik.geoffx.com/uploads/1/3/1/3/131383483/2f98383a765.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/4581/3413/files/backup_restore_android_sms.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/8872/2587/files/bel_canto_singing_technique.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0434/0255/9655/files/xanevo.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0430/1537/2949/files/free_sheet_music_writing_program.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0447/5705/7685/files/belanaturenigelazofum.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/5280/1954/files/a_p_airframe_textbook.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/7692/7141/files/febemisazowebifunogujaxus.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/0809/0535/files/68596304748.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/9107/4976/files/pediatric_nutrition_assessment_form.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/2032/8853/files/3690874893.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/5942/0063/files/appreciative_listening.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/1739/5611/files/85365950431.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00007b9b.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7B9B | 5652 bytes |
SHA-256: 39448b5dd37da445802e36ecc33dbff7d8af5e25e54401843070709029613feb |
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font_01_sfnt_off00008ed1.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8ED1 | 10852 bytes |
SHA-256: c011f40672e17bfecf30c34d698e5c336303aae4f6dcfc932aee12dbe25b3c22 |
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font_02_sfnt_off0000b423.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xB423 | 16312 bytes |
SHA-256: aad9bc0f36eadc3314e08670b59090120051e308b357201f134af3d0b781b2b0 |
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