MALICIOUS
186
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1203 Exploitation for Client Execution
The PDF file contains a large number of external links, identified as a link farm. The ClamAV detection and ML classifier strongly indicate maliciousness, with the links likely serving as a distribution mechanism for phishing or malware. The presence of multiple Weebly-hosted PDFs suggests a coordinated effort to host malicious content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9998
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://chcial.ru/pbw?utm_term=competency+based+interview+answers+examples PDF link annotation
- https://xipunozelizu.weebly.com/uploads/1/3/1/3/131382486/suxugoresajusosimomo.pdfIn PDF document text
- https://majivuwuwu.weebly.com/uploads/1/3/2/6/132683475/5cddf512e7.pdfIn PDF document text
- https://wapawovukeped.weebly.com/uploads/1/3/5/3/135333371/xojoxer-metab.pdfIn PDF document text
- https://turomanusogagi.weebly.com/uploads/1/3/1/4/131453559/jutoxuvinojom.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4424010/normal_600ef6bbdb783.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4426690/normal_606d6c4f0c414.pdfIn PDF document text
- https://wifirinopemuv.weebly.com/uploads/1/3/4/7/134762260/7125281.pdfIn PDF document text
- https://senuwisaf.weebly.com/uploads/1/3/4/0/134018119/495110a.pdfIn PDF document text
- https://bitoranajezope.weebly.com/uploads/1/3/1/4/131453137/lisanix.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4443598/normal_604f74aa248ec.pdfIn PDF document text
- https://lerorenoj.weebly.com/uploads/1/3/5/3/135390996/ripepep.pdfIn PDF document text
- https://gulemexaw.weebly.com/uploads/1/3/4/3/134360266/gewopafez_rufufibaj_perigubifufuzef.pdfIn PDF document text
- https://wozexapumodokeb.weebly.com/uploads/1/3/0/7/130738903/wixuxajelor_mofubipulutupag_zolemu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://uploads.strikinglycdn.com/files/42004a9c-bfe3-494c-ba1c-8797976342a0/jisedizagaxalufezafuxune.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/43b46bef-b0e1-479d-89d1-b7486241b441/the_danger_of_a_single_story_ted_talk_summary.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/cd28fd58-7abf-4ab9-a2a5-3fbac6c8a874/optiplex_745_drivers_windows_7_32_bit.pdfIn PDF document text
- http://bajaduxaxusi.pbworks.com/f/17745156395.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/0ee09013-102e-4af1-b5be-dee3a14cc0a5/59534957585.pdfIn PDF document text
- http://werinenimuta.pbworks.com/w/file/fetch/144504018/digolosiduxuwulo.pdfIn 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_off0000e254.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE254 | 5588 bytes |
SHA-256: 47cf8c33eee648735c1add0eecaa2b87ebddd177ce69941504b9ba84946f5795 |
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font_01_sfnt_off0000f549.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF549 | 10448 bytes |
SHA-256: b68fd54cbc7d23df182c7d5e2be82e97fbdb71164c550284ccd1420875cb6c18 |
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