MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic firing for a malicious redirector. The document body and heuristics indicate a lure related to a WhatsApp update, directing users to the malicious URL https://ttraff.ru/pify?keyword=whatsapp+android+app+new+version+free. This URL likely serves as a gateway to further malicious content or phishing pages.
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.ru/pify?keyword=whatsapp+android+app+new+version+free
- http://files.buildingbridgeswma.com/uploads/1/3/1/0/131071056/85a76c3dc.pdf
- http://files.lightbox.at/uploads/1/3/0/7/130739542/lozadi-fakebetu-tidufabirelifa.pdf
- https://cdn.shopify.com/s/files/1/0431/8229/3141/files/12355624.pdf
- https://cdn.shopify.com/s/files/1/0437/1339/6901/files/ranurimutalevowulaxoxol.pdf
- https://cdn.shopify.com/s/files/1/0433/4950/8250/files/gonawijitu.pdf
- https://cdn.shopify.com/s/files/1/0431/0204/4316/files/cartesian_spherical_and_cylindrical_coordinates.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kovutuku.pdf
- https://cdn.shopify.com/s/files/1/0431/3346/8839/files/77350411152.pdf
- https://cdn.shopify.com/s/files/1/0430/8166/2628/files/deginoxopiv.pdf
- https://cdn.shopify.com/s/files/1/0437/0785/9096/files/27163789024.pdf
- https://cdn.shopify.com/s/files/1/0433/1814/9285/files/mulepujujowosudesuwa.pdf
- https://cdn.shopify.com/s/files/1/0432/4245/5207/files/98209331870.pdf
- https://cdn.shopify.com/s/files/1/0434/8415/1974/files/coleman_evcon_furnace_manual.pdf
- https://cdn.shopify.com/s/files/1/0434/6481/8838/files/23404529527.pdf
- https://cdn.shopify.com/s/files/1/0436/0021/6232/files/minimalisme_livre.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_off00006286.bin0af0c0a9bda34b5e9ffe62ba9a326b999c919e7a1a838a98919a0fa3c7c72c76 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x6286 | 5260 bytes |
font_01_sfnt_off0000747d.bin7eb84368ec8b318092780fe72716204f2485632ee18f1074f7cac3a287b97977 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x747D | 10524 bytes |
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