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. Several heuristics indicate this is a malicious SEO link farm, with one URL pointing to a potentially malicious domain. The ClamAV detection and ML classifier strongly suggest malicious intent, likely related to phishing or malware distribution through the linked content.
Machine Learning
- Nyx PDF Classifier malicious score 0.9991
Heuristics 6
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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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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://xajibur.ru/award?keyword=ankilosis+gigi+adalah+pdf PDF link annotation
- https://rixemovupel.weebly.com/uploads/1/3/1/6/131606965/rogidevaxid.pdfIn PDF document text
- https://repositugi.weebly.com/uploads/1/3/0/7/130738607/fulalanoned_dakimi_mulugi_guxaje.pdfIn PDF document text
- http://abwaab.su/math_kangaroo_canada_2016_answersiebis.pdfIn PDF document text
- https://cdn.sqhk.co/kevapaboxer/jegiimA/57262805748.pdfIn PDF document text
- https://cdn.sqhk.co/sileluzorupo/9leZXlz/49230346227.pdfIn PDF document text
- https://cdn.sqhk.co/dikizumi/ILribih/vejibifudojipu.pdfIn PDF document text
- https://cdn.sqhk.co/doxinotilid/Gl0gdHU/moroximomazuvedogakupoza.pdfIn PDF document text
- https://jafazoragi.weebly.com/uploads/1/3/4/7/134769717/9349364.pdfIn PDF document text
- http://siondez.ru/plato_five_dialogues_audiobookyfhwb.pdfIn PDF document text
- http://monoga.space/a_composio_gentica_de_um_indivduo_recebe_a_denominao_de9klce.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/eccc8fba-e18e-4083-8b88-c4c25fe48778/26229340255.pdfIn PDF document text
- https://8d67285a-e3c5-4820-bb1a-bb91ce1079a6.filesusr.com/ugd/d54300_7124ab9f3d2a4eb493ef9057c91b3017.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/dusubonifu/ammi_ammi_song.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/8c6b14a4-a359-4326-93c9-07cf50cd23a9/33579742348.pdfIn PDF document text
- https://s3.amazonaws.com/jeponowon/aapt2_process_unexpectedly_exit_android_studio.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/c585ea66-e061-42ba-9be7-655baf1b95c0/beats_solo_3_wireless_headphones_amazon.pdfIn PDF document text
- https://e8f98835-b194-42a5-b43f-fe2f29920dd6.filesusr.com/ugd/bf650e_e96375bd3e9346a2976ae614c742798a.pdf?index=trueIn PDF document text
- https://uploads.strikinglycdn.com/files/a42ce980-bc87-44ac-8fcb-ba6f85850c06/what_period_was_pride_and_prejudice_written_in.pdfIn PDF document text
- https://s3.amazonaws.com/dixaleko/bipesileji.pdfIn PDF document text
- https://s3.amazonaws.com/paropabaru/55466436530.pdfIn PDF document text
- https://s3.amazonaws.com/jiguwuzobozobaz/understanding_culture_society_and_politics_rex.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/fa24cbf1-eeef-45ef-9fd3-6d297df93184/a_streetcar_named_desire_movie_free_1951.pdfIn PDF document text
- https://54d25d35-1219-4e5f-97c3-905e72ea606f.filesusr.com/ugd/6d59ab_a4cd0f8c2675405e9b17b347076ae28a.pdf?index=trueIn PDF document text
- https://47e4df30-8702-49a4-8bd5-327e1546ff06.filesusr.com/ugd/379272_415ccdce95a04ebbbff7f79584831fc1.pdf?index=trueIn PDF document text
- https://77483064-5892-4b52-b419-66e751946b77.filesusr.com/ugd/ef7b09_4236833ad00a4916987ea9a9761aee07.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_off0000dcdf.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xDCDF | 5260 bytes |
SHA-256: 4fd5c1b935a2ae1c79ee42b371006b23e1a405f94b09db84211e34195d2a0d3e |
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font_01_sfnt_off0000eece.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEECE | 10948 bytes |
SHA-256: 9c426bdef556bac8dfef8fbd516a0a25f4921e4e021736627feeae60ac7717c4 |
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