MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
This PDF document was flagged as malicious by ClamAV and an ML classifier. The file embeds a large number of external links characteristic of an SEO link farm. Specific URLs and indicators for this sample are listed in the indicators section.
Machine Learning
- Nyx PDF Classifier malicious score 0.9997
Heuristics 6
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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 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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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://botokaw.ru/123?utm_term=dbms+queries+with+answers+pdf PDF link annotation
- https://felinabaf.weebly.com/uploads/1/3/4/3/134380667/mekafewolezaxazar.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495037/normal_601ac575e7507.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4425491/normal_603e3a34b82c1.pdfIn PDF document text
- https://cdn.sqhk.co/kunimoxifagi/gdQlzid/8645500229.pdfIn PDF document text
- https://ribigitapupag.weebly.com/uploads/1/3/4/8/134887221/3d65e.pdfIn PDF document text
- https://cdn.sqhk.co/jujadiziga/hhbCBih/download_ejen_ali_emergency_mod_apk_rexdl.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4495994/normal_5fd1f9926172d.pdfIn PDF document text
- https://kukurako.weebly.com/uploads/1/3/5/3/135321284/xuwadoboburumaxewa.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4369783/normal_60291bcade55d.pdfIn PDF document text
- https://babikovinemixe.weebly.com/uploads/1/3/1/8/131856339/mivimidijigitigugi.pdfIn PDF document text
- https://cdn.sqhk.co/geruxibab/uugcgjd/62842889581.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4496816/normal_6005eb897a9d0.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://a82c121c-2200-4cd7-aff6-47cf910fdadb.filesusr.com/ugd/117c17_4b23eb6eb7b2497b8ca024eee3b0c7c4.pdf?index=trueIn PDF document text
- http://dimegebewode.epizy.com/free_vpn_app_android_china.pdfIn PDF document text
- https://bac325b5-3710-4a60-ba01-c1ac5e8a7650.filesusr.com/ugd/c111de_e1d9daac466146ef972e7e1012b16bcc.pdf?index=trueIn PDF document text
- http://luvomovasofigu.rf.gd/koveb.pdfIn PDF document text
- http://tagetebaj.rf.gd/fopewekitolagiz.pdfIn PDF document text
- https://c7fb3737-a2fb-4e06-b71d-f78b648bb0a4.filesusr.com/ugd/a9248e_c21398f5089c441c9d1386be285243b8.pdf?index=trueIn PDF document text
- http://jukawive.rf.gd/casio_fx_9750gii_manual.pdfIn PDF document text
- https://9e0ebcba-7e04-41ac-afc6-cfc574163c15.filesusr.com/ugd/6725b5_8c899b092a5c40fd8c2497caa139d27b.pdf?index=trueIn PDF document text
- https://ff743420-c5e2-4527-a456-70ddb2a1abd8.filesusr.com/ugd/5178f2_c45391bea25748cd87ac85c1e6b92566.pdf?index=trueIn PDF document text
- https://22449060-8e30-4723-8828-967625cce342.filesusr.com/ugd/eddc50_c4f40138c4824086bf89bc9691187b39.pdf?index=trueIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off00010b34.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x10B34 | 5604 bytes |
SHA-256: b8f7de41b6a09c60b57da929cab55bf89cddce1b0e826fc213e9d493d73a8acc |
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font_01_sfnt_off00011e23.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x11E23 | 11768 bytes |
SHA-256: dab119174e1035c3eca97ed2d4572603c63c2670098b62e27cd881356e554563 |
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