MALICIOUS
184
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF file contains a large number of external links, many of which point to disposable hosting or domains commonly associated with phishing and malware distribution. The heuristic 'PDF_SEO_LINK_FARM' indicates a deliberate attempt to create a link farm, likely for SEO manipulation or to host malicious redirects. The ML classifier and ClamAV detection strongly suggest malicious intent, classifying it as a phishing trojan.
Machine Learning
- Nyx PDF Classifier malicious score 0.8307
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
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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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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://dafemum.ru/award?keyword=certified+associate+project+management+salary PDF link annotation
- https://cdn-cms.f-static.net/uploads/4424997/normal_5fd64ef0df741.pdfIn PDF document text
- https://cdn.sqhk.co/fujigugi/eVgiicw/jetedatojufolebunoso.pdfIn PDF document text
- http://rgtuitp.ru/cissp_cbk_reference_fifth_editionyk3l2.pdfIn PDF document text
- http://mmeueue.space/pajivedelasaka0ekd2.pdfIn PDF document text
- http://czecheducation.space/sobuwamozgmn.pdfIn PDF document text
- http://devumixik.iblogger.org/76284151763.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385213/normal_602042d2396d4.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4385213/normal_603149ab26840.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4373527/normal_5fe6aefc26dc6.pdfIn PDF document text
- http://mandarins.space/53805488672awb6l.pdfIn PDF document text
- https://cdn.sqhk.co/nexetifosam/heieCcw/66507942731.pdfIn PDF document text
- https://ragikigoludu.weebly.com/uploads/1/3/4/8/134849848/184491c50e222.pdfIn PDF document text
- http://mandarin-fruit.space/loner_meaning_in_malayalams4bg6.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://dumudolaba.epizy.com/kavogajojajaxaxivajot.pdfIn PDF document text
- http://nuxesidedojo.epizy.com/free_powerpoint_templates_animations_and_clipart.pdfIn PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e4d6.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE4D6 | 5556 bytes |
SHA-256: aad942ca970555dfb7bcc8591873065db016a19817330199b80ca52c5562590d |
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