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 'https://ttraff.cc/pify?keyword=add+comment+adobe+pdf'. This URL is presented within the document body, disguised as a way to add comments to a PDF. The document also features a large number of external PDF links, many hosted on Shopify, suggesting a link farm or SEO poisoning tactic. The ML classifier strongly indicates maliciousness.
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/pify?keyword=add+comment+adobe+pdf
- http://files.bwitched.com.au/uploads/1/3/2/6/132682822/sefudujof-rorogojitaf-rorepe.pdf
- http://files.tangobug.com/uploads/1/3/1/3/131382531/6d2608.pdf
- http://files.rvrescueart.com/uploads/1/3/0/7/130775668/tadol_togeb_jukibezutabaw.pdf
- https://cdn.shopify.com/s/files/1/0432/8049/8848/files/98634203713.pdf
- https://cdn.shopify.com/s/files/1/0429/3217/5014/files/rederevumefizu.pdf
- https://cdn.shopify.com/s/files/1/0433/4364/2773/files/92078930861.pdf
- https://cdn.shopify.com/s/files/1/0433/9607/1578/files/resource_packs_1._7_10.pdf
- https://cdn.shopify.com/s/files/1/0431/8360/3876/files/94918292378.pdf
- https://cdn.shopify.com/s/files/1/0434/2143/4005/files/atomised_michel_houellebecq.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/15138334831.pdf
- https://cdn.shopify.com/s/files/1/0430/1937/0659/files/59441899698.pdf
- https://cdn.shopify.com/s/files/1/0437/9538/2429/files/lightroom_cc_shortcuts.pdf
- https://cdn.shopify.com/s/files/1/0434/5721/6678/files/rumoxifupo.pdf
- https://cdn.shopify.com/s/files/1/0429/6006/0567/files/bakalsk_prce_uhk.pdf
- https://cdn.shopify.com/s/files/1/0429/9217/3217/files/98602727510.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_off00007d19.bina6b91541373b7a968e2597b08ddcc4ec01487961ef7c1834ec088ee3f79c2618 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7D19 | 5124 bytes |
font_01_sfnt_off00008e75.binc7b98e7bffb700b4f3fa5e0afc6aad1592c97a7faada822310cf775248a3d2c2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8E75 | 10304 bytes |
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