MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body, though obfuscated, includes a URL pointing to a redirector service, suggesting an attempt to direct users to malicious content. The presence of many external PDF links further indicates a link farm or SEO manipulation tactic.
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/wb?keyword=the%20world%20is%20flat%20chapter%201%20pdf
- http://vokopubi.dreamcatchermeadow.com/uploads/1/3/0/7/130740257/3963339.pdf
- http://files.texascityhschoir.com/uploads/1/3/0/8/130873708/tapuzerupis.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0437/8837/0072/files/juradamikogisamok.pdf
- https://cdn.shopify.com/s/files/1/0430/1645/4305/files/31953080646.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/palafasejuzanuz.pdf
- https://cdn.shopify.com/s/files/1/0429/1297/2963/files/lafasanesumiju.pdf
- https://cdn.shopify.com/s/files/1/0433/3436/9438/files/mysql_php.pdf
- https://cdn.shopify.com/s/files/1/0434/4784/5030/files/list_of_acids_bases_and_salts.pdf
- https://cdn.shopify.com/s/files/1/0437/9587/3949/files/business_dinner_invitation_email_template.pdf
- https://cdn.shopify.com/s/files/1/0434/8461/0712/files/dio_rainbow_in_the_dark_tab.pdf
- https://cdn.shopify.com/s/files/1/0431/6535/2093/files/wawud.pdf
- https://cdn.shopify.com/s/files/1/0427/8861/8396/files/70860037111.pdf
- https://cdn.shopify.com/s/files/1/0435/6934/8763/files/jolonerori.pdf
- https://cdn.shopify.com/s/files/1/0433/0668/0484/files/zafikeloxiludede.pdf
- https://cdn.shopify.com/s/files/1/0429/7110/3395/files/panolotisiwepexosav.pdf
- https://cdn.shopify.com/s/files/1/0441/4029/8392/files/windy_escape_pathfinder.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_off00007da0.bin5821b478fecf978c380813f05d668a57800f085e3a2a868c8fd1ebdb3c88dc1b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7DA0 | 5336 bytes |
font_01_sfnt_off00008fdb.bin0bf06970e8fc532530dba37a0b62a8226c44d379838ddbe5dc704beb5b0c0f63 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8FDB | 10312 bytes |
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