MALICIOUS
164
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
T1203 Exploitation for Client Execution
The sample is a PDF document flagged by ClamAV as Pdf.Phishing.Trojan and by an ML classifier as malicious. It contains numerous embedded URLs, many of which point to disposable domains and are likely used for phishing or to host malicious content. The heuristic 'SE_LOLBIN_RUN_COMMAND' suggests the document may attempt to execute commands, potentially leveraging embedded JavaScript, to download and execute further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 0.9360
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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LOLBin token sequence in document text high SE_LOLBIN_RUN_COMMANDExtracted document text contains a Windows script/execution tool name (PowerShell, mshta, cmd, rundll32, regsvr32, …) within 220 characters of a dangerous flag, command verb, or URL. This is a visible 'run this' instruction in HTML/PDF/RTF lure bodies, or — in macro-laden Office files — the macro's own string-pool entries appearing adjacent in extracted text.
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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://maypoin.ru/aws?utm_term=hallstatt+austria+map+pdf PDF link annotation
- http://coloradocustomelectric.com/fundamentals_of_engineering_electromagnetics_cheng_free_downloadto5sp.pdfIn PDF document text
- http://steelsho3.club/86082102014wypk5.pdfIn PDF document text
- https://lakowabanitewot.weebly.com/uploads/1/3/4/8/134898259/sekukomotusuvez.pdfIn PDF document text
- http://amorexpo.com/hungry_shark_world_para_pcbch3f.pdfIn PDF document text
- http://car-test.pro/alexs_adventures_in_numberland8m5yp.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4502248/normal_5fd7f35cb116e.pdfIn PDF document text
- http://present-mag.ru/barrett_jackson_auction_dates_2019jlgbx.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4461205/normal_5fd9364652eb6.pdfIn PDF document text
- https://lefiluke.weebly.com/uploads/1/3/4/8/134887161/guponuvefa.pdfIn PDF document text
- http://kind-insta.site/vatonukodasiditezakotoou9qs.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://s3.amazonaws.com/putelekireza/the_binding_of_isaac_mom_transformation.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_off0000f096.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF096 | 5148 bytes |
SHA-256: 4526da0aaa937334522b24662280ef93d0889ee644204b5108db3d66f41966e5 |
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