PDF malware analysis — malicious · ab2c885a64d26cfb

MALICIOUS

PDF

67.6 KB Created: 2021-03-19 16:31:47 +02:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: b1dd8b1720fe08f4a0518ae1bd258faa SHA-1: 979d6e2c795d4abfd4cf4a03447b9455791f93cf SHA-256: ab2c885a64d26cfbf950b1cc660b33d92de76e783b44ca88d431c43f8070a4ba

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 obfuscated or lead to link farms, indicating a phishing or malware distribution attempt. The presence of a PDF_SEO_LINK_FARM heuristic firing and numerous embedded URLs strongly suggests the document's purpose is to redirect users to malicious sites. While no scripts were explicitly extracted, the PDF structure and heuristics point towards a malicious intent to exploit users through deceptive links.

Machine Learning

Nyx PDF Classifier malicious score 0.9935

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://mezovuduw.ru/aws?utm_term=chartered+financial+analyst+jobs+in+india
- https://megudetezibiso.weebly.com/uploads/1/3/0/9/130969982/2883639.pdf
- https://static.s123-cdn-static.com/uploads/4501029/normal_5ff600c8e51ed.pdf
- https://static.s123-cdn-static.com/uploads/4465702/normal_5ff6313ac79e7.pdf
- https://static.s123-cdn-static.com/uploads/4482191/normal_5ffb70c582e9d.pdf
- https://cdn.sqhk.co/libibajuzumu/bicM4jc/28137781172.pdf
- https://bitujidup.weebly.com/uploads/1/3/4/5/134598072/ef09fb71def7.pdf
- https://cdn.sqhk.co/jefapukawore/b49gdif/73796431634.pdf
- https://cdn.sqhk.co/baruduwege/qjash6C/lost_island_blast_adventure_mod_apk_download.pdf
- https://cdn.sqhk.co/tororukiwuri/hghcQgd/monument_valley_weather_september.pdf
- https://xemalijojododud.weebly.com/uploads/1/3/0/9/130969235/vufakadudofodi.pdf
- https://static.s123-cdn-static.com/uploads/4466367/normal_5fe594cfcfc2c.pdf
- https://cdn.sqhk.co/xixujipum/cigtEhi/descargar_aplicacion_recarguita.pdf
- https://cdn.sqhk.co/puburikob/yhgsYPZ/dragon_shooter_games_download.pdf
- https://static.s123-cdn-static.com/uploads/4368964/normal_5ff9ac512aacf.pdf
- https://sabovewedasujak.weebly.com/uploads/1/3/4/4/134493104/19549bc.pdf
- https://cdn-cms.f-static.net/uploads/4380863/normal_5fd2053ed4466.pdf
- https://cdn.sqhk.co/rosubeno/FjjZT38/nintendo_snes_mini_controller_extension.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://uploads.strikinglycdn.com/files/ac822a7e-0560-4275-af0c-fe11e629e71d/41083390820.pdf
- https://uploads.strikinglycdn.com/files/84fd42e2-55e9-4be2-96f4-8d50b32307cd/georgia_tech_online_masters_data_science_cost.pdf
- https://uploads.strikinglycdn.com/files/a3835a0b-514e-4dc6-aee4-7f108bacfca1/12096300141.pdf
- http://scripts.sil.org/OFL

Extracted artifacts 1

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000f262.bin` `05e10eba1354ce7b119550dac629b48268fe1edfe0e087f05a7c94c203264dee`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xF262	5332 bytes

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