MALICIOUS
124
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The PDF document was flagged by ClamAV as a phishing trojan and exhibits characteristics of a link farm, with many embedded URLs pointing to potentially untrusted domains. The heuristic 'PDF_SEO_DISPOSABLE_LINK_FARM' indicates a deliberate attempt to obscure the true destination or host a large number of links on disposable infrastructure. While no scripts were explicitly extracted, the presence of numerous external URIs suggests a mechanism for delivering secondary payloads or redirecting users to malicious sites, aligning with spearphishing tactics.
Machine Learning
- Nyx PDF Classifier malicious score 0.5839
Heuristics 4
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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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://stopserv.ru/files/file/33177811112.pdf In PDF document text
- http://reklama-v-sochi.com/ckfinder/userfiles/files/15284585902.pdfIn PDF document text
- https://icicle-mountaineering.ltd.uk/ckfinder/userfiles/files/tadunototuniwosorizukevi.pdfIn PDF document text
- https://khonggiansangtao.com/platformecom/img/upload/file/82932362926.pdfIn PDF document text
- http://spielundlicht.de/content_provider/documents/files/leposemukiwaba.pdfIn PDF document text
- http://kesherisrael.com/uploadEditor/files/xorepedidezixere.pdfIn PDF document text
- http://chatyzvule.cz/uploads/duzera.pdfIn PDF document text
- https://kawanmto.org/contents/files/32838078230.pdfIn PDF document text
- https://uzunlarpeynir.com/dursun/upload/files/gulowajekofekul.pdfIn PDF document text
- http://sweet-sugar.de/images/uploadedimages/file/gusirivirububoduzupovot.pdfIn PDF document text
- http://uniradioweb.info/userfiles/files/70249311540.pdfIn PDF document text
- http://anthonyvienna.com/sites/default/files/file/19754995002.pdfIn PDF document text
- http://haenuri.net/ckupload/files/jesapilorafimufipejij.pdfIn PDF document text
- https://sk-developers.com/wp-content/plugins/formcraft/file-upload/server/content/files/1614b0a19b1e70---49981131915.pdfIn PDF document text
- https://humanistbeauty.com/wp-content/plugins/super-forms/uploads/php/files/tr5ghpcqgq2umpqg1in3fv9vk1/12332962925.pdfIn PDF document text
- http://meadescafe.com/userfiles/file/mixavigow.pdfIn PDF document text
- https://mimpiindah168.com/contents/files/fipidajofobugujivubuvamu.pdfIn PDF document text
- http://lukasikgroup.pl/Image/files/4296693537.pdfIn PDF document text
- http://jlicentral.com/images/authors/file/rijufovagutaganivaz.pdfIn PDF document text
- http://olympiad-bigben.ru/ckfinder/userfiles/files/babotid.pdfIn PDF document text
- http://smarttechsolutionukltd.com/uploaded_files/userfiles/files/29285312982.pdfIn PDF document text
- https://idealist.ro/userfiles/file/bemukuk.pdfIn PDF document text
- https://feedproxy.google.com/~r/skout/mBVl/~3/6naE_Nh8_CY/uplcv?utm_term=download+gta+v+mobile+obbPDF link annotation
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000cd0d.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xCD0D | 10616 bytes |
SHA-256: 414b9ce6308a08a318842ab1017e5b49a67644342f89eb41369b0cbef4db858a |
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font_01_sfnt_off0000e523.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE523 | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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