MALICIOUS
152
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with one specifically identified as a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=behavioral+marital+therapy+pdf', which is flagged as malicious. This suggests the document is designed to trick users into clicking the link, leading them to potentially harmful content. The presence of a large number of external PDF links also indicates a link farm, a common tactic for SEO poisoning or distributing malicious content.
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.ru/pify?keyword=behavioral+marital+therapy+pdf
- http://files.bookingcumbria.co.uk/uploads/1/3/1/8/131872015/6cd187f1a4386.pdf
- http://files.champagneholidays.org/uploads/1/3/1/4/131482892/54293.pdf
- http://xajam.firstfridayswinnipeg.org/uploads/1/3/0/7/130775403/titetodutinexomop.pdf
- http://boxabisa.billmitchellcreative.com/uploads/1/3/2/7/132740405/fanezamiju.pdf
- https://cdn.shopify.com/s/files/1/0431/8576/6561/files/garawojifamesepufefoxodaf.pdf
- https://cdn.shopify.com/s/files/1/0431/2032/8865/files/54289650326.pdf
- https://cdn.shopify.com/s/files/1/0432/7899/1518/files/51581866450.pdf
- https://cdn.shopify.com/s/files/1/0430/8022/0826/files/3373740922.pdf
- https://cdn.shopify.com/s/files/1/0438/4548/4706/files/zelinafofos.pdf
- https://cdn.shopify.com/s/files/1/0438/7281/3211/files/rajomewuweteduzujudubi.pdf
- https://cdn.shopify.com/s/files/1/0438/3876/7266/files/xabaxeril.pdf
- https://cdn.shopify.com/s/files/1/0430/5692/2777/files/56771139602.pdf
- https://cdn.shopify.com/s/files/1/0434/6911/1449/files/53076502853.pdf
- https://cdn.shopify.com/s/files/1/0431/5021/3274/files/gaximolijenadexo.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_off000080e4.bin3af753ce54b1f4153f8963393daf58432dc7ebe4c17055956ba168166a108195 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x80E4 | 5316 bytes |
font_01_sfnt_off000092e5.bin709646b8159134c31f8817252c7345a26470a8f491a2a10863da4050771f7caf |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x92E5 | 10040 bytes |
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