MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
T1204.002 Malicious Link
The PDF contains a critical heuristic firing for linking to known malicious redirector infrastructure, specifically 'ttraff.cc'. The document body, though heavily obfuscated, contains the URL 'https://ttraff.cc/pify?keyword=android+developer+news+feed', suggesting a lure to trick users into clicking the link. The presence of numerous external PDF links, many hosted on Shopify, further indicates a link farm or redirection strategy.
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=android+developer+news+feed
- http://files.amprx.net/uploads/1/3/1/4/131438121/5330c.pdf
- http://files.buffalolake.net/uploads/1/3/1/8/131856212/5160328.pdf
- http://fimiza.jennadamberger.com/uploads/1/3/1/4/131437615/5475990.pdf
- http://files.htinsuranceandrealty.com/uploads/1/3/0/8/130813796/d0444625d4c.pdf
- http://files.briansartofcreation.com/uploads/1/3/0/8/130873708/dugoberoduroxupekuwo.pdf
- https://cdn.shopify.com/s/files/1/0465/4530/5750/files/30240131862.pdf
- https://cdn.shopify.com/s/files/1/0440/2040/0286/files/50250885822.pdf
- https://cdn.shopify.com/s/files/1/0432/7738/5892/files/45826117936.pdf
- https://cdn.shopify.com/s/files/1/0440/7223/9269/files/gejax.pdf
- https://cdn.shopify.com/s/files/1/0433/5868/3294/files/facebook_internal_settings_guide.pdf
- https://cdn.shopify.com/s/files/1/0427/7246/3772/files/7255791601.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/46561744846.pdf
- https://cdn.shopify.com/s/files/1/0434/6390/1334/files/vekelazovokil.pdf
- https://cdn.shopify.com/s/files/1/0437/2430/8630/files/class_diagram_for_atm_system.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_off00007a40.bincd197ed9420fdb3e35eafa486d3d36730b49e0141ce78339e8d014156188afe1 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7A40 | 4968 bytes |
font_01_sfnt_off00008b49.binf0e384bf1798c50cb003331b1fbe74650351bc981ad98ccfb418cf410a9937cb |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x8B49 | 13212 bytes |
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