PDF malware analysis — malicious · a24f55237bfc4001

MALICIOUS

PDF

64.6 KB Created: 2021-06-03 23:02:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4869c32a3849176efa9b57ec4e2fd277 SHA-1: c96f1bb2c6bc57423f1a88fba63ad8dcfd32e7a1 SHA-256: a24f55237bfc40012b8530ea91fe3415f8b2809165963f8db9f33da3bc265d6e

154 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1203 Exploitation for Client Execution T1059.007 JavaScript

This PDF file was detected as malicious by ClamAV and an ML classifier, indicating a high likelihood of malicious intent. The PDF contains a mass of external links, many pointing to Weebly-hosted PDFs with numeric slugs, suggesting a link farm or SEO manipulation tactic. The embedded URLs and the document body, which mentions 'Atlas model 10100 metal lathe manual', are likely lures to direct users to malicious or phishing sites.

Machine Learning

Nyx PDF Classifier malicious score 0.8428

Heuristics 4

Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARM

Small 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.
ClamAV: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
External URI info PDF_URI

PDF contains an external URL action
Embedded URL info EMBEDDED_URL

One 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/wb?keyword=atlas%20model%2010100%20metal%20lathe%20manual
- https://taxepenobeg.weebly.com/uploads/1/3/4/3/134355702/vokazuvagiritupasilu.pdf
- https://rikelakejif.weebly.com/uploads/1/3/4/8/134885243/rokabujuf_dexuwiposez_jufazujebit.pdf
- https://tirawinuzupufe.weebly.com/uploads/1/3/4/4/134445233/vuvipezizofeno.pdf
- https://gupinemarumilaw.weebly.com/uploads/1/3/4/0/134040787/kotokatojovux.pdf
- https://bikujezojodu.weebly.com/uploads/1/3/4/5/134587809/818279.pdf
- https://kogewovedof.weebly.com/uploads/1/3/4/3/134339257/gilevevorivug.pdf
- https://ruvutitijo.weebly.com/uploads/1/3/4/8/134883381/6413138.pdf
- https://static.s123-cdn-static.com/uploads/4381766/normal_5fc6ca7c8d6cf.pdf
- https://sisaseno.weebly.com/uploads/1/3/0/7/130776680/7419123.pdf
- https://static.s123-cdn-static.com/uploads/4486213/normal_5fe04260d4041.pdf
- https://suduvigil.weebly.com/uploads/1/3/4/6/134697429/8665716.pdf
- https://degezumibupupek.weebly.com/uploads/1/3/4/8/134862322/vumutotuzetuka.pdf
- https://denudosija.weebly.com/uploads/1/3/4/0/134017010/neresobeti.pdf
- https://kapokifi.weebly.com/uploads/1/3/4/5/134510442/xuxofe.pdf
- https://cdn-cms.f-static.net/uploads/4476446/normal_60136f43683c2.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://mefijunov.pbworks.com/w/file/fetch/144559842/81491543595.pdf
- https://uploads.strikinglycdn.com/files/c2febfc5-97a6-4b27-8b8e-d8abb65d5d05/kenmore_top_load_washer_drain_pump_replacement.pdf
- http://wemilamozede.pbworks.com/f/47500817943.pdf
- https://uploads.strikinglycdn.com/files/cdee4a6d-fa8a-4a75-a347-9c75638f27e5/geralds_game_trailer.pdf
- https://uploads.strikinglycdn.com/files/ea4ac956-7a3b-4272-8d2c-18cff153e154/how_to_print_emirates_id_application.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000e06d.bin` `6dc97d987cb855ac5c6d33ab56ae60259fec5b843a027e751d73de6eb8cdbc53`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE06D	4988 bytes

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