MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one identified as a malicious redirector. The document body, though heavily obfuscated, contains URLs that appear to be part of a link farm designed to attract search engine traffic. The primary malicious URL is https://ttraff.cc/pify?keyword=laporan+pendahuluan+hernia+inguinalis+lateralis+pdf, which likely leads to further malicious content. The ML classifier strongly indicated 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=laporan+pendahuluan+hernia+inguinalis+lateralis+pdf
- http://files.shindigpublishing.com/uploads/1/3/0/9/130969172/lemewotuna.pdf
- http://pebiwab.dawntilduskfarm.com/uploads/1/3/1/4/131453177/somepezu-kegudegaduke.pdf
- http://files.theconfidencevault.com/uploads/1/3/1/3/131380591/5585689.pdf
- https://cdn.shopify.com/s/files/1/0434/8693/7253/files/26888308123.pdf
- https://cdn.shopify.com/s/files/1/0428/9685/1103/files/41994280785.pdf
- https://cdn.shopify.com/s/files/1/0435/9965/9176/files/tarigevunadivumeg.pdf
- https://cdn.shopify.com/s/files/1/0429/5042/6787/files/catalogo_camas_de_madera.pdf
- https://cdn.shopify.com/s/files/1/0428/7738/6918/files/34911459038.pdf
- https://cdn.shopify.com/s/files/1/0431/0741/8273/files/sodaluzewabiwajarotofav.pdf
- https://cdn.shopify.com/s/files/1/0435/6957/8147/files/puvirisuwefoxibakej.pdf
- https://cdn.shopify.com/s/files/1/0433/1329/9620/files/ruradusolomedela.pdf
- https://cdn.shopify.com/s/files/1/0437/5488/1175/files/dawonu.pdf
- https://cdn.shopify.com/s/files/1/0432/0952/3355/files/42883996301.pdf
- https://cdn.shopify.com/s/files/1/0432/0028/2783/files/aci_318-_11_free_download.pdf
- https://cdn.shopify.com/s/files/1/0434/2258/0886/files/lejizididuleje.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_off0000880f.binf9c0da3aa4acaf2055b77e7fe1e05918cc10a94c551d0b758c04820b96f9edac |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x880F | 5244 bytes |
font_01_sfnt_off000099e3.bin45882d9e7fedc4bf540d575def4140813bba4621a6e9083ab6eac6665a0a02b3 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x99E3 | 10256 bytes |
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