MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF contains a large number of embedded links, many of which point to a redirector service. The primary malicious URL identified is ttraff.ru, which is known to host malicious content. The document body itself is heavily obfuscated and contains a mix of text and URLs, suggesting an attempt to disguise its malicious intent. The ML classifier strongly flagged this PDF as malicious.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
-
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.
-
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.
-
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.
-
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=filariasis+pdf+indonesia
- http://mogudel.chapelcaravans.com/uploads/1/3/2/7/132710592/d9682bc.pdf
- http://files.henryclaytongenealogy.com/uploads/1/3/1/8/131857562/1283216.pdf
- http://files.windz.co/uploads/1/3/0/7/130776205/aff1a.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/0305/1171/files/43690145938.pdf
- https://cdn.shopify.com/s/files/1/0434/0934/2621/files/java_import_scanner.pdf
- https://cdn.shopify.com/s/files/1/0435/9792/2461/files/15232373026.pdf
- https://cdn.shopify.com/s/files/1/0434/2064/7576/files/32079605547.pdf
- https://cdn.shopify.com/s/files/1/0434/4473/2065/files/jedigasas.pdf
- https://cdn.shopify.com/s/files/1/0430/3156/0354/files/96321038452.pdf
- https://cdn.shopify.com/s/files/1/0441/1988/3928/files/65939867210.pdf
- https://cdn.shopify.com/s/files/1/0447/3238/3381/files/ct_ghp_trc_tuyn.pdf
- https://cdn.shopify.com/s/files/1/0430/1763/3949/files/sazemakuvu.pdf
- https://cdn.shopify.com/s/files/1/0437/0379/5865/files/butterworth_bandpass_filter.pdf
- https://cdn.shopify.com/s/files/1/0430/2969/2577/files/sodoganosarala.pdf
- https://cdn.shopify.com/s/files/1/0436/1761/6034/files/53782387832.pdf
- https://cdn.shopify.com/s/files/1/0434/4433/8854/files/fluid_mechanics_solution_manual.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/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off000067ca.binbd66f07ee8d06c89da95d34bd40b168d1862c8caf7f4a03aac3416612f2cff03 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x67CA | 4988 bytes |
font_01_sfnt_off000078d4.binb1a6d17c1e7c8a4622bbd11e570e3bebe8a26fabd0cee92fe8b96611e1ecf2ab |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x78D4 | 10868 bytes |
Open this report in the interactive analyzer, or submit your own file for analysis.