MALICIOUS
246
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 brand-impersonation credential phishing. 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 0.9992
Heuristics 7
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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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Brand-impersonation credential phishing lure critical SE_BRAND_CREDENTIAL_PHISHDocument impersonates a well-known consumer brand and uses account-security / verification language ('unusual activity', 'account on hold', 'verify your account') to steer the reader to a credential-harvesting link. Corroborated by: action link to abused redirector https://seruvukajobal.weebly.com/uploads/1/3/4/4/134479042/rexotolesovujozul.pdf.
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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://dugedepap.ru/wix?keyword=clash+of+clans+hack+android+apk+download PDF link annotation
- http://edevletorg.com/curse_of_the_werewolves_full_apko639g.pdfIn PDF document text
- http://dwatches.site/fukulawubdh5df.pdfIn PDF document text
- https://cdn.sqhk.co/kurotevu/jjgenQM/75531553313.pdfIn PDF document text
- https://cdn.sqhk.co/voxedijudibo/exx53We/drift_car_tune_forza_horizon_4.pdfIn PDF document text
- https://cdn.sqhk.co/wolitobutak/gghGzrg/41701524255.pdfIn PDF document text
- http://muwiduvepobuz.mygamesonline.org/how_do_you_program_a_petsafe_collar.pdfIn PDF document text
- https://seruvukajobal.weebly.com/uploads/1/3/4/4/134479042/rexotolesovujozul.pdfIn PDF document text
- https://wimiberurazem.weebly.com/uploads/1/3/4/3/134351881/wakumumez.pdfIn PDF document text
- http://lightly.store/xexejezuuz083.pdfIn PDF document text
- https://cdn.sqhk.co/wazuzofi/NWrhjjb/anatomy_4d_app.pdfIn PDF document text
- http://reduslim-officialsite.site/pedomakunafipubosagermnhl.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- http://vedixemalirugi.atwebpages.com/30691700441.pdfIn PDF document text
- https://ab25a8b3-4d80-4d4b-93a1-c1347014fa7c.filesusr.com/ugd/8d0191_2db92e659fdb4394a6fac0812c839645.pdf?index=trueIn PDF document text
- https://f9c81679-ddb1-4746-ab40-32673edc426c.filesusr.com/ugd/2eff39_f3539ae309044d0ab4f285d3ced22b31.pdf?index=trueIn PDF document text
- https://b54663a3-ff9d-4122-b75c-69b71428c9b0.filesusr.com/ugd/cfa91a_c473b8423c3146d89c7fd839c8d0d767.pdf?index=trueIn PDF document text
- https://22e365c6-0853-42e1-82f8-83473bf9c0bf.filesusr.com/ugd/217d68_4d6ccd26d3cc46859df9a9b674eefcec.pdf?index=trueIn PDF document text
- https://3d7304b5-8527-495f-b913-615d6f357a43.filesusr.com/ugd/ef7486_4611fe03a5294bd89eb4591c27f480df.pdf?index=trueIn PDF document text
- http://wowutuzineko.myartsonline.com/87035481546.pdfIn PDF document text
- https://ddd90330-5837-4e0c-b2f6-9383941cd2db.filesusr.com/ugd/568e2c_db874eabae4146bd8ebe5cd67d4bff7f.pdf?index=trueIn PDF document text
- https://f039f7e9-c7fa-441d-bf3d-2f0e35d6be10.filesusr.com/ugd/80685d_04aa81b0c25045bc93829998ece8aed3.pdf?index=trueIn PDF document text
- http://titugol.atwebpages.com/92017874477.pdfIn PDF document text
- https://52c77544-2eb8-427c-ad0e-a8a7e2ea9366.filesusr.com/ugd/93288f_23032e8ce5604a0a98a773da89f5da7d.pdf?index=trueIn PDF document text
- https://3c199e1c-ff83-4553-a351-db1e9419129c.filesusr.com/ugd/424a74_1acb974de7a34672b2028dbb5cb4d5d9.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_off0000ea3e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xEA3E | 5304 bytes |
SHA-256: 0b9a0342dc03de281e99203646f893ab68c1f4dbf872bbb550f060b30873250b |
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font_01_sfnt_off0000fc51.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xFC51 | 10176 bytes |
SHA-256: d914f30d1a55490f056a280ecb22fa82bb4d26e2b8ec345ad87ee51dd455e855 |
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