PDF malware analysis — malicious · 2eae25234d7e0699

MALICIOUS

PDF

67.8 KB Created: 2021-06-01 03:54:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: a4c9f33ba4ade660427871f6f2a1cfe6 SHA-1: 893635588c3df2043f9c4dee6f9ad6f3ec001e8e SHA-256: 2eae25234d7e06990673ff343548e899bf54562819fb99b5f950216fb469cb1b

154 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.007 JavaScript

The PDF contains a large number of external links, many of which are to file-sharing or link-farm sites, indicating a potential phishing or malware distribution attempt. The ClamAV detection and ML classifier further support its malicious nature. Although no scripts were explicitly extracted, the PDF structure and numerous external links suggest it's designed to redirect users to malicious content.

Machine Learning

Nyx PDF Classifier malicious score 0.8223

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://philabc.ru/pbw?utm_term=wonder+rj+palacio+synopsis
- https://pamibatofenowa.weebly.com/uploads/1/3/4/5/134525539/jebimajavodonune.pdf
- https://gowubezu.weebly.com/uploads/1/3/4/4/134497845/63a637f3.pdf
- https://sixutaxujarupi.weebly.com/uploads/1/3/4/8/134882582/lurorifa_povabubesa.pdf
- https://vozutadisifik.weebly.com/uploads/1/3/1/4/131483249/funifurisuvasob.pdf
- https://wegusolojemirub.weebly.com/uploads/1/3/4/5/134597015/6447030.pdf
- https://puzuzabijil.weebly.com/uploads/1/3/2/8/132814257/dakuwe_ririlume_lodos.pdf
- https://kexofoxofoxo.weebly.com/uploads/1/3/5/3/135318322/nonixuwexir.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- http://zelovoguvunu.pbworks.com/f/arc_length_area_of_sector_worksheet.pdf
- http://zabodovojif.pbworks.com/f/the_interview_1998_explained_reddit.pdf
- https://uploads.strikinglycdn.com/files/5e4ae3a3-2575-4e39-920a-137fc6671876/wiwipavebaxupijani.pdf
- https://uploads.strikinglycdn.com/files/f7d70561-c47f-4a0a-80f6-9b9fec2d2dba/como_hacer_un_panel_solar_casero.pdf
- http://zogekinovag.pbworks.com/f/legav.pdf
- http://nagomax.pbworks.com/w/file/fetch/144412542/lusaboxodawitima.pdf
- http://xorunezagu.pbworks.com/f/how_to_do_perspective_on_procreate.pdf
- http://visetululiv.pbworks.com/w/file/fetch/144422907/vadage.pdf
- http://jetipufagi.pbworks.com/w/file/fetch/144439221/44555438308.pdf
- http://dijakezepo.pbworks.com/f/download_fnaf_4_jumpscare_apk.pdf
- http://sonopewobu.pbworks.com/f/vuvugi.pdf
- https://uploads.strikinglycdn.com/files/8da61352-2498-4e9f-bc97-375cd326c1de/cantique_de_simeon_taize_partition.pdf
- https://uploads.strikinglycdn.com/files/26006501-d3d8-4e9c-8483-b80ae786de26/review_cateye_velo_wireless.pdf
- https://uploads.strikinglycdn.com/files/bdb6db7c-2b2b-4a5e-ac23-9b477096ee00/pivududenuju.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000e452.bin` `0b36a8347eaa4f0fb63d1be4faedd89529098982ba69df0a437631efa8f6977f`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xE452	5256 bytes

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