MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1204.002 Malicious Link
The PDF contains embedded links, one of which points to a known malicious redirector (ttraff.com). The document body, though heavily obfuscated, contains text related to 'Transcription and translation practi' and includes the malicious URL. The presence of a link farm with numerous PDFs hosted on Shopify, combined with the malicious redirector, suggests a phishing or redirection attempt to a malicious site.
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.com/pify?keyword=transcription+and+translation+practi
- http://files.rickgrimes1.com/uploads/1/3/1/6/131637589/dukopiduzoti.pdf
- https://cdn.shopify.com/s/files/1/0440/9065/4885/files/aterosklerosis_dan_arteriosklerosis.pdf
- https://cdn.shopify.com/s/files/1/0431/8117/9029/files/basic_statistical_tests.pdf
- https://cdn.shopify.com/s/files/1/0434/9224/5666/files/limirixulu.pdf
- https://cdn.shopify.com/s/files/1/0431/4460/9943/files/farewekewatumutadox.pdf
- https://cdn.shopify.com/s/files/1/0431/8458/6903/files/linux_shell_commands_cheat_sheet.pdf
- https://cdn.shopify.com/s/files/1/0433/7090/5756/files/vpn_browser_for_android_2._3.pdf
- https://cdn.shopify.com/s/files/1/0437/2211/3173/files/riesgos_laborales_enfermeria.pdf
- https://cdn.shopify.com/s/files/1/0463/0183/9522/files/fefiloleginewubaw.pdf
- https://cdn.shopify.com/s/files/1/0441/3744/7576/files/word-_wrap_css.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_off00004203.bin8f2d995ebe1f6bad8c5cdc64cd8bc6f397fbf5b1291127ba4490ca5e7417e354 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x4203 | 4688 bytes |
font_01_sfnt_off000051da.bin6f8f69934384f18bdf6cc0d6c692116da22fb8c1d06b3b0c47af06da9928e6df |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x51DA | 9600 bytes |
font_02_sfnt_off00007293.bin1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7293 | 4324 bytes |
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