PDF malware analysis — malicious · caad11671f94e308

MALICIOUS

PDF

40.0 KB Created: 2020-07-31 11:01:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 7e40abd0225761673baf59f5faaf9970 SHA-1: 7df86607b9bdc7ab6767366b2b29a72f408ce6f5 SHA-256: caad11671f94e3086a138f83cc2e2fb1eac639ac4bb36f1f5a89e48b414d281a

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1200 Hardware Add-in T1059.001 PowerShell

The PDF contains a link farm designed to lure users to malicious redirector infrastructure. The primary malicious URL identified is ttraff.com, which is known for redirecting to further malicious content. The document body appears to be obfuscated or corrupted, but the presence of numerous links, including one to ttraff.com, strongly suggests a phishing or redirection attack. 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.com/pify?keyword=bless+the+lord+oh+my+soul+piano+sheet+music+pdf
- http://files.elenamccown.com/uploads/1/3/1/4/131408024/7364671.pdf
- http://files.fattees-printing.com/uploads/1/3/1/4/131438759/seduvabudepaju.pdf
- http://files.aimeehillmassageyoga.co.uk/uploads/1/3/2/6/132683154/7e0959846e.pdf
- http://files.15landsdowne.com/uploads/1/3/1/3/131380305/4246952.pdf
- http://files.sandycreekparkdurhamnc.com/uploads/1/3/1/3/131384602/07f3a8fe186.pdf
- http://files.aimeehillmassageyoga.co.uk/uploads/1/3/2/6/132
- https://cdn.shopify.com/s/files/1/0434/5308/7901/files/38837840793.pdf
- https://cdn.shopify.com/s/files/1/0433/8286/6072/files/58595542764.pdf
- https://cdn.shopify.com/s/files/1/0431/2930/7293/files/43412554361.pdf
- https://cdn.shopify.com/s/files/1/0432/3062/5950/files/62142707061.pdf
- https://cdn.shopify.com/s/files/1/0430/9542/5191/files/31292720705.pdf
- https://cdn.shopify.com/s/files/1/0435/8311/1325/files/28327680944.pdf
- https://cdn.shopify.com/s/files/1/0438/4443/6128/files/retajapovuxo.pdf
- https://cdn.shopify.com/s/files/1/0434/3988/2402/files/remugurobagu.pdf
- https://cdn.shopify.com/s/files/1/0432/7620/6240/files/66427495896.pdf
- https://cdn.shopify.com/s/files/1/0427/9291/1007/files/jamovodapikumaju.pdf
- https://cdn.shopify.com/s/files/1/0437/2158/8888/files/kikowezozuseviri.pdf
- https://cdn.shopify.com/s/files/1/0435/2973/2248/files/forusuverugufojerotusezo.pdf
- https://cdn.shopify.com/s/files/1/0431/3884/2779/files/17230510256.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_off00005d39.bin` `11f3b85d7761a3470d6397521ed11740496b4443b5bf5c96fb3e69da4dd45dbb`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5D39	5428 bytes
`font_01_sfnt_off00006f8e.bin` `80b6248664d35685fe87a58d020bb57a349abf22df03c3347398417135139357`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6F8E	10128 bytes

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