PDF malware analysis — malicious · 91c33dcc5c29a25a

MALICIOUS

PDF

56.9 KB Created: 2020-08-14 22:51:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 9043a33c6266e8e9ac6545cc37aac4d4 SHA-1: 7d608c3eeb1ed8930d3ac256894ef8610a2370af SHA-256: 91c33dcc5c29a25a43c8c611e493e1088720c4d50a8c41a192e8f454d938fd46

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing indicating it links to known malicious redirector infrastructure, specifically a URL containing 'ttraff.cc'. The document body, though heavily obfuscated, contains text fragments that appear to be a lure related to 'Baal veer episode 300 video'. The file also exhibits characteristics of a link farm, with numerous embedded URLs pointing to PDF files, likely an attempt to manipulate search engine results or distribute further malicious content. No scripts were extracted from this sample.

Heuristics 3

PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINK

PDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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.
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://ttraff.cc/pify?keyword=baal+veer+episode+300+video
- http://vitij.iacs-engineering.com/uploads/1/3/1/3/131398338/wupalos-sizitugasuken-wozedido-dilololuwoda.pdf
- http://files.somethingblueweddingdjs.com/uploads/1/3/1/0/131071258/3630513.pdf
- http://damojofis.chicagoartizen.com/uploads/1/3/0/8/130873951/765376.pdf
- http://files.stjosephhewlett.org/uploads/1/3/2/3/132302871/6310631.pdf
- http://files.team-mc-fishing.com/uploads/1/3/0/8/130814831/512f811c3.pdf
- https://cdn.shopify.com/s/files/1/0429/9200/9379/files/43028580197.pdf
- https://cdn.shopify.com/s/files/1/0435/5339/0741/files/46412705177.pdf
- https://cdn.shopify.com/s/files/1/0430/0655/8359/files/xixufiget.pdf
- https://cdn.shopify.com/s/files/1/0428/5667/7543/files/bowflex_xtl_exercises_manual.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/niroduwo.pdf
- https://cdn.shopify.com/s/files/1/0430/0737/7567/files/29572801779.pdf
- https://cdn.shopify.com/s/files/1/0430/3778/6266/files/21887034606.pdf
- https://cdn.shopify.com/s/files/1/0431/8108/0738/files/gexotetatifolaligusujadig.pdf
- https://cdn.shopify.com/s/files/1/0437/1588/7256/files/gramatica_comentada_adriana_figueiredo_download.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/

Extracted artifacts 3

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00008906.bin` `6acbf990d7fc71609807939f5deecf0c50afbda246c449ddfb4bb54e2b298c3d`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8906	5368 bytes
`font_01_sfnt_off00009b58.bin` `6fb5c8a76564500c2309f1a538e6d90b4a897bf8ffc0251134d64b52b6002cd5`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9B58	10564 bytes
`font_02_sfnt_off0000bfc5.bin` `4c9c956035e1b35084c6f87549d47a5dda4d93aa4b9aa3c0579ecbf9e21a3250`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xBFC5	16836 bytes

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