MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains a link to a known malicious redirector, ttraff.cc, which is disguised with a lure related to 'gratis whatsapp stickers'. The PDF also exhibits characteristics of a link farm, with numerous embedded URLs pointing to various PDF files hosted on external domains. The ML classifier strongly indicated maliciousness, supporting the conclusion that this document is designed to redirect users to malicious infrastructure.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 3
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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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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=gratis+whatsapp+stickers
- http://futepafa.spiritofhelder.com/uploads/1/3/0/8/130874038/posudef-nuviwo-povegomuwajako.pdf
- http://files.albertsstamps.com/uploads/1/3/1/4/131453329/8704c4.pdf
- http://files.stacysdogtraining.com/uploads/1/3/1/1/131163898/tazudukita.pdf
- http://rakofob.christianparksartist.com/uploads/1/3/1/3/131380600/9431356.pdf
- http://files.watlington.org/uploads/1/3/0/9/130969920/11067ea707.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/20931566490.pdf
- https://cdn.shopify.com/s/files/1/0433/5117/9416/files/92299784323.pdf
- https://cdn.shopify.com/s/files/1/0428/1381/6995/files/7296738286.pdf
- https://cdn.shopify.com/s/files/1/0430/5967/5293/files/26014257644.pdf
- https://cdn.shopify.com/s/files/1/0431/4379/0760/files/rajini_murugan_songs.pdf
- https://cdn.shopify.com/s/files/1/0437/5900/9943/files/barcode_examples.pdf
- https://cdn.shopify.com/s/files/1/0438/5511/8501/files/6892758661.pdf
- https://cdn.shopify.com/s/files/1/0430/6314/8706/files/47635089919.pdf
- https://cdn.shopify.com/s/files/1/0436/3082/1529/files/sejobogalaful.pdf
- https://cdn.shopify.com/s/files/1/0433/4885/2891/files/durilarixakejovaniradaxa.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/vunumegosuvuvorewufo.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_off000065e1.bin277a41a68fe009d95a5f27d67ecccb8d8a7a3891f6bf3f92fdf9a55dd062426c |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x65E1 | 4748 bytes |
font_01_sfnt_off00007627.binb2d6fa2ec0560cc39fde21f582ddd092201001d73a107d73204234127a0388ad |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x7627 | 9980 bytes |
font_02_sfnt_off00009849.bin9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x9849 | 4324 bytes |
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