MALICIOUS
194
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. It uses an invoice-themed lure. 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 0.9991
Heuristics 7
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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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Fake invoice / payment lure low SE_INVOICE_LUREDocument contains invoice or payment language paired with an action verb — useful context when combined with link, macro, or attachment indicators
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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://golowaki.ru/strik?utm_term=what+is+supply+chain+management+in+urdu PDF link annotation
- http://cleanup-sale.site/1056764862ox3a.pdfIn PDF document text
- https://bilewemebit.weebly.com/uploads/1/3/5/9/135964156/sezarozopolalipofeje.pdfIn PDF document text
- http://gouliwer.online/tavezedoesotk.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4376858/normal_5fdda941769e9.pdfIn PDF document text
- https://semanipiji.weebly.com/uploads/1/3/5/3/135312460/1356597.pdfIn PDF document text
- https://cdn-cms.f-static.net/uploads/4368474/normal_6032546db1d55.pdfIn PDF document text
- http://topstop.site/best_cheap_android_car_stereo_2019ry2ry.pdfIn PDF document text
- https://sarejazaxixosib.weebly.com/uploads/1/3/4/6/134633098/rafamisi-wexaxulud-xujozaloriw.pdfIn PDF document text
- http://tovelksa.website/latavumenw0nq6.pdfIn PDF document text
- https://static.s123-cdn-static.com/uploads/4454990/normal_5ffb7b2193989.pdfIn PDF document text
- https://dofolemabumef.weebly.com/uploads/1/3/4/4/134458616/747750741bdb3.pdfIn PDF document text
- http://nashremont.site/photo_editing_software_for_windows_10_64_bitt901o.pdfIn PDF document text
- https://xenesadu.weebly.com/uploads/1/3/0/7/130739949/e044b.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://74f55dc1-c9a5-4be3-8cb6-5a41d2e6c5ca.filesusr.com/ugd/bacb18_ddf1d06cf4a741cbaba2509752ec910d.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/vipinib/the_social_contract_theory_of_the_state.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/a11f2b82-a011-4f9b-8371-5dfd96d01956/what_are_the_different_roles_in_an_ecosystem.pdfIn PDF document text
- https://3e1ae61b-6b68-46dc-8a90-d1c7a5b9f91c.filesusr.com/ugd/b8bbd7_d37f5c7e063d4baeb706c8d939c01bd8.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/ditiruz/cardiac_cycle_steps.pdfIn PDF document text
- https://67d298e0-85f4-4ad4-bf36-e1ac857e42fc.filesusr.com/ugd/b6bf5b_b221d5cc75eb4583bc3f6c320253e51d.pdf?index=trueIn PDF document text
- https://72be5e1b-4d14-4335-96ee-88463f604c48.filesusr.com/ugd/57ecfe_2ef0cad452444e62afd52e83b3cfb2c0.pdf?index=trueIn PDF document text
- https://s3.amazonaws.com/nilititonawafim/marvel_spider_man_ps4_free.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/ac187844-c0d0-4f0e-af74-66153180bd0d/starship_troopers_book_plot.pdfIn PDF document text
- https://uploads.strikinglycdn.com/files/b0494846-9a7d-4511-aeaa-71330f9c0132/65596577313.pdfIn PDF document text
- https://eb62986f-0112-409a-9ebe-777412bc5c19.filesusr.com/ugd/26938b_942bdeb9395d4b30a6d5079c99ae44a2.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_off0000e9e5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE9E5 | 5600 bytes |
SHA-256: 0493b7abfa3e714f30fea71fc269494d351ee0e5cdc5eceb91a4b3bff9de9639 |
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font_01_sfnt_off0000fcd4.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFCD4 | 10480 bytes |
SHA-256: 201dd4f29d12955fdb77c866cf0a8a7252ecad7d74dcd265ed781de6082529c2 |
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