MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous external links, many pointing to seemingly benign PDF files, but one critical link to 'baarspo.ru' is flagged as suspicious and likely part of a phishing or malware distribution scheme. The heuristic 'PDF_SEO_LINK_FARM' indicates a large number of external links, suggesting an attempt to manipulate search engine results or distribute malicious content. The ClamAV detection and ML classifier further support the malicious nature of the file.
Machine Learning
- Nyx PDF Classifier malicious score 0.8274
Heuristics 4
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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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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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External URI info PDF_URIPDF contains an external URL action
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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://baarspo.ru/strik?utm_term=how+to+fill+out+form+ssa-1099
- https://vozabamoz.weebly.com/uploads/1/3/5/9/135959881/gugutidawosomo_birutineraniwo_sozexazozim.pdf
- https://cdn-cms.f-static.net/uploads/4483083/normal_6019b4ecd65cb.pdf
- https://static.s123-cdn-static.com/uploads/4476582/normal_5fc5db898b1b4.pdf
- https://cdn-cms.f-static.net/uploads/4484805/normal_602dd550d71ec.pdf
- https://cdn-cms.f-static.net/uploads/4413469/normal_5fd12a1a83bf9.pdf
- https://buketopol.weebly.com/uploads/1/3/4/0/134013372/23315b8.pdf
- https://mixuvuweti.weebly.com/uploads/1/3/1/4/131483588/1157831.pdf
- https://rawekawus.weebly.com/uploads/1/3/4/4/134467784/mevivufob_lisivasaxus_debutuzexe.pdf
- https://fojexoduzasob.weebly.com/uploads/1/3/4/6/134693365/gutusexufutuvo-bowevogipetoji.pdf
- https://divuvefa.weebly.com/uploads/1/3/4/7/134759037/6560d790d6a97.pdf
- https://wezoduvum.weebly.com/uploads/1/3/4/0/134096245/134cdb6.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/00b4f248-8656-4b27-85ae-83750863d41d/bodybuilding_anatomy_book.pdf
- https://uploads.strikinglycdn.com/files/938ab879-baa3-4880-b4c1-5765ce51b0d5/tabe_test_practice.pdf
- https://uploads.strikinglycdn.com/files/22ec7b3c-74ec-40a1-8522-96414114f55b/xukari.pdf
- https://uploads.strikinglycdn.com/files/c0525070-65f9-464f-9ad6-f631560cf27f/truist_bank_locations_in_ohio.pdf
- https://uploads.strikinglycdn.com/files/1c0b87d5-ba73-4984-8676-b7e373188b34/wakefatikupaburulumopi.pdf
- https://s3.amazonaws.com/xulepiwa/mysql_for_mac_os_x_free_download.pdf
- https://uploads.strikinglycdn.com/files/849dea41-4c90-4d94-9e31-614942af9ebe/paulo_coelho_libros_veronika_decide_morir.pdf
- https://uploads.strikinglycdn.com/files/a59fa252-49cd-4d95-b6e9-e4d864285036/kenmore_ac_unit_not_cooling.pdf
- https://s3.amazonaws.com/jolozidabi/22529195600.pdf
- https://uploads.strikinglycdn.com/files/ed05f534-f6a7-4d5b-ada2-728c5e4923b0/nutinitamewunatibulidugam.pdf
- http://scripts.sil.org/OFL
Extracted artifacts 1
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000e5d7.bin193a68e8bb75a656b1f6a205cdc72486a72cd9c8da875e96a0e552af0367e546 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xE5D7 | 5348 bytes |
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