PDF malware analysis — malicious · ce12cdd67963b0e6

MALICIOUS

PDF

139.1 KB Created: 2020-08-08 07:59:04 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 5656a040df1e69ad5f270c42911cdf3e SHA-1: 3a2152a9abfa30d2ae777731e494ca3cd06696a4 SHA-256: ce12cdd67963b0e634960c7a6ebddfa6f340b821dd4987b35e8e5fe5b35ecfbb

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing indicating it links to known malicious redirector infrastructure. The embedded URL `https://ttraff.com/pify?keyword=el+cine+antonin+artaud+pdf` is identified as a malicious redirector. Additionally, the PDF contains a link farm, suggesting an attempt to manipulate search engine results or distribute content through multiple external links. The document body itself is largely unreadable binary data, but the presence of the malicious URL is the primary indicator of malicious intent.

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.com/pify?keyword=el+cine+antonin+artaud+pdf
- http://files.grumpycookclub.com/uploads/1/3/0/7/130738619/dugulidafaxet-diwobisomi-fojeme-moraf.pdf
- http://files.supervisedvisitations.net/uploads/1/3/1/1/131164488/a560642.pdf
- http://files.smbdigitalista.events/uploads/1/3/0/7/130775342/zonosanutat_xonodesogako_regigukex.pdf
- http://files.doorwaytodignityabuserecovery.com/uploads/1/3/1/3/131398555/1193432.pdf
- https://cdn.shopify.com/s/files/1/0433/0923/6374/files/68374934931.pdf
- https://cdn.shopify.com/s/files/1/0430/3428/0087/files/92809693843.pdf
- https://cdn.shopify.com/s/files/1/0433/9246/7109/files/waneberonimisatatika.pdf
- https://cdn.shopify.com/s/files/1/0435/8481/5259/files/putewubodanoj.pdf
- https://cdn.shopify.com/s/files/1/0435/0607/3759/files/campus_crusade_for_christ_four_spiritual_laws.pdf
- https://cdn.shopify.com/s/files/1/0432/7863/1072/files/18039754409.pdf
- https://cdn.shopify.com/s/files/1/0428/1961/6935/files/6504024763.pdf
- https://cdn.shopify.com/s/files/1/0429/2627/6775/files/kelotuwagulenex.pdf
- https://cdn.shopify.com/s/files/1/0437/8833/7303/files/vuxinorimanulusul.pdf
- https://cdn.shopify.com/s/files/1/0435/4814/7867/files/coelom_in_annelida.pdf
- https://cdn.shopify.com/s/files/1/0437/5969/8077/files/90182724153.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/75758509315.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 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0001e779.bin` `2eb8982c167e9460c79b2caad45ebeacf68670e867f367251dd52b28ee68c185`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1E779	4928 bytes
`font_01_sfnt_off0001f850.bin` `8eb6427672df285d7be459c35ca44c4a783cedead9509a1584863db2c59e2612`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1F850	11512 bytes

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