MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains a high number of embedded URLs, many of which point to a link farm hosted on Shopify. One critical heuristic identified a malicious redirector link, specifically 'https://ttraff.cc/wb?keyword=types%20of%20forces%20worksheet%20middle%20school'. This suggests the document's primary purpose is to lure users to malicious infrastructure. The ML classifier strongly supports the malicious verdict.
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=types%20of%20forces%20worksheet%20middle%20school
- http://files.ghosthunterdannorvell.com/uploads/1/3/0/7/130776861/6884673.pdf
- http://files.bravechoicesmn.com/uploads/1/3/2/7/132740692/3102480.pdf
- http://files.resourceology360.com/uploads/1/3/0/9/130968994/bamatakaladod.pdf
- https://cdn.shopify.com/s/files/1/0433/4449/4760/files/56645542455.pdf
- https://cdn.shopify.com/s/files/1/0428/6542/6598/files/how_to_accept_yourself.pdf
- https://cdn.shopify.com/s/files/1/0435/1341/3791/files/12558117438.pdf
- https://cdn.shopify.com/s/files/1/0434/5259/6374/files/benowajegetivizumubexi.pdf
- https://cdn.shopify.com/s/files/1/0430/7373/2768/files/fibamugalogolox.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/30036161276.pdf
- https://cdn.shopify.com/s/files/1/0434/6016/5797/files/vawuvetoganusawenivekoz.pdf
- https://cdn.shopify.com/s/files/1/0433/7437/9164/files/getuxuluves.pdf
- https://cdn.shopify.com/s/files/1/0433/6680/9765/files/livemarope.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zaduvezumutup.pdf
- https://cdn.shopify.com/s/files/1/0431/0319/1194/files/jetibuj.pdf
- https://cdn.shopify.com/s/files/1/0438/3031/3122/files/pizukazidoforeb.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 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000053f7.bin8b95deea5f0060281bb48c88e45b0d25cb348dd2137ab5b87e35350331513cda |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x53F7 | 5072 bytes |
font_01_sfnt_off00006551.binf1c135569109e6fe0149bb77046ce8c6b207074fbd7213dc0ce51b00a009fc91 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6551 | 9444 bytes |
font_02_sfnt_off000085b4.binb50a2106bf82917db0cd3cf88f63c5e8cc3298b343ace5cffc591b35df33d24c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x85B4 | 4324 bytes |
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