PDF malware analysis — malicious · c3bdf3463a63e1e6

MALICIOUS

PDF

45.7 KB Created: 2020-08-05 16:55:06 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 713cb281bcc1cf1c8c51a2716a00745f SHA-1: 0b9fccaf25850a67f050015a4bddc859b7010028 SHA-256: c3bdf3463a63e1e6c45730ac5686cf9520295654e16d51421b35d635c427a11a

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.001 User Execution: Malicious Link T1059.001 Command and Scripting Interpreter: PowerShell

The PDF contains a heuristic firing for a malicious redirector link, pointing to `https://ttraff.cc/wb?keyword=jordan%20peterson%2012%20rules%20for%20life%20pdf%20reddit`. This indicates the document's primary purpose is to trick the user into visiting a malicious site. The PDF also contains a large number of external links, many hosted on `cdn.shopify.com`, suggesting a link farm or SEO poisoning tactic to increase visibility of the malicious redirector.

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/wb?keyword=jordan%20peterson%2012%20rules%20for%20life%20pdf%20reddit
- http://files.praysingministry.com/uploads/1/3/2/7/132710697/pagaz.pdf
- http://files.francisbongiovannilaw.com/uploads/1/3/1/4/131483154/voloramekaxoruton.pdf
- http://gijug.voodoocosmetics.org/uploads/1/3/1/4/131437919/5228684.pdf
- http://files.jewishnanaimo.com/uploads/1/3/2/6/132683137/lesidujabe.pdf
- http://files.themanemonogramonline.com/uploads/1/3/0/7/130776499/dilug.pdf
- https://cdn.shopify.com/s/files/1/0435/8009/6667/files/pejupotube.pdf
- https://cdn.shopify.com/s/files/1/0430/5915/1009/files/33701604636.pdf
- https://cdn.shopify.com/s/files/1/0432/5317/0334/files/78569180508.pdf
- https://cdn.shopify.com/s/files/1/0432/8990/3259/files/71837753269.pdf
- https://cdn.shopify.com/s/files/1/0432/5546/4104/files/forozavafobolapez.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pigagijewunafusigiku.pdf
- https://cdn.shopify.com/s/files/1/0432/7368/3100/files/vifubusadipe.pdf
- https://cdn.shopify.com/s/files/1/0434/1966/4533/files/kuxokixup.pdf
- https://cdn.shopify.com/s/files/1/0437/7097/0274/files/53860429113.pdf
- https://cdn.shopify.com/s/files/1/0437/8276/6750/files/descriptive_statistics_using_spss.pdf
- https://cdn.shopify.com/s/files/1/0432/1302/9540/files/84683286528.pdf
- https://cdn.shopify.com/s/files/1/0432/4383/1464/files/fijulogezal.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_off000074bd.bin` `4d92dc7bba1ad224ba6bcecc1e39635916a712e7fa7dc30cc8eef29cad21df0a`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x74BD	5208 bytes
`font_01_sfnt_off00008686.bin` `4a7f97e35ed7f460223fedcff98d3eabff000dc8092d43ce0d10dba0663f32b1`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8686	10192 bytes

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