MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains embedded links, with one prominently featuring a redirector URL that is flagged as malicious. The document body and heuristics indicate a lure related to technical content, likely to trick users into clicking the malicious link. The presence of numerous external PDF links, many pointing to benign Shopify URLs, suggests a link farm or SEO manipulation tactic to obscure the malicious redirector.
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=c+byte+array+to+pdf+file
- http://foperape.lightningridgerealestate.com.au/uploads/1/3/0/8/130874218/wesewexewapo-romujogu-gisabisumipom-patopedelu.pdf
- http://rulewerod.frankklohr.com/uploads/1/3/0/7/130738714/5690280.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0430/0151/2095/files/psychology_articles_2018.pdf
- https://cdn.shopify.com/s/files/1/0432/5149/9170/files/72998634341.pdf
- https://cdn.shopify.com/s/files/1/0434/5564/3813/files/31601948641.pdf
- https://cdn.shopify.com/s/files/1/0433/1952/5531/files/resume_cover_letter_format.pdf
- https://cdn.shopify.com/s/files/1/0430/4997/5959/files/letabirojemaze.pdf
- https://cdn.shopify.com/s/files/1/0433/0917/0856/files/39663045640.pdf
- https://cdn.shopify.com/s/files/1/0430/4453/6473/files/learning_java_through_alice_3.pdf
- https://cdn.shopify.com/s/files/1/0435/7000/4126/files/video_games_lana_del_rey_sheet_music.pdf
- https://cdn.shopify.com/s/files/1/0432/2086/1092/files/non_borrower_credit_authorization_form_ditech.pdf
- https://cdn.shopify.com/s/files/1/0434/5122/0120/files/xopivekototofigod.pdf
- https://cdn.shopify.com/s/files/1/0436/8446/2745/files/87793479267.pdf
- https://cdn.shopify.com/s/files/1/0432/4671/5040/files/workforce_thd550_manual.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_off00005f3a.bin7aebed53997f26ebf8ebe3f4bf0ac574ee398c786a6634fd6157020fe3dec5c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x5F3A | 5004 bytes |
font_01_sfnt_off0000704d.bin96c76614a85a6543281b03368dbd61dff17fd74dd12fe8335e6634bd476cfd31 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x704D | 17536 bytes |
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