MALICIOUS
150
Risk Score
Malware Insights
MITRE ATT&CK
T1566.002 Spearphishing Attachment
T1059.001 PowerShell
The PDF contains numerous embedded links, with a critical heuristic identifying a link to a known malicious redirector infrastructure. The document body, though heavily obfuscated, contains the URL 'https://ttraff.ru/pify?keyword=colorimetric+test+for+carbohydrates+lab+report', suggesting a lure to a malicious site. 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 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.ru/pify?keyword=colorimetric+test+for+carbohydrates+lab+report
- http://files.studythebibleyourself.com/uploads/1/3/2/8/132815220/tenamapofozisuv_vujadibixape_zonamewema.pdf
- http://files.mischiefmadeclothing.com/uploads/1/3/1/4/131454270/dadijumirenoxewiv.pdf
- http://files.shaun-evans.com/uploads/1/3/0/7/130739274/mujupatud.pdf
- http://tedomobug.fdimmigration.com/uploads/1/3/2/7/132712011/xalagozaso_rifosetuzodilej.pdf
- http://pazoxax.eldersdailymeditations.com/uploads/1/3/0/7/130739017/lexabaguzarigod.pdf
- https://cdn.shopify.com/s/files/1/0431/0315/8433/files/zatefa.pdf
- https://cdn.shopify.com/s/files/1/0431/4683/8167/files/98061617433.pdf
- https://cdn.shopify.com/s/files/1/0437/1188/9573/files/cancer_journals_audre_lorde.pdf
- https://cdn.shopify.com/s/files/1/0431/2465/4241/files/xuvukakakuna.pdf
- https://cdn.shopify.com/s/files/1/0433/6022/3382/files/75054124163.pdf
- https://cdn.shopify.com/s/files/1/0431/5034/4352/files/darken_a.pdf
- https://cdn.shopify.com/s/files/1/0430/9496/6429/files/nizasegomalom.pdf
- https://cdn.shopify.com/s/files/1/0429/7415/0809/files/alt_code_list.pdf
- https://cdn.shopify.com/s/files/1/0433/7709/8910/files/wijesuxobawiju.pdf
- https://cdn.shopify.com/s/files/1/0438/5076/0357/files/87542003715.pdf
- https://cdn.shopify.com/s/files/1/0429/4171/0499/files/daily_puzzle_answers_wordscapes.pdf
- https://cdn.shopify.com/s/files/1/0432/0083/9842/files/bojifapinigavovat.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_off000064a5.binacf1ce191fde897f639a70e3692ab23f281de135500f7983887ed38e31783df7 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x64A5 | 5540 bytes |
font_01_sfnt_off0000774d.bin29e1012849b901725b67a307f077c87a80cd6f6170c67ee538a3766d52d56a84 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x774D | 10304 bytes |
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