PDF malware analysis — malicious · 91ecdf409f9322e2

MALICIOUS

PDF

53.8 KB Created: 2020-07-13 21:37:15 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 5a9db674b265ac98a203263fcaefc4d9 SHA-1: 0a37be0ab1d847e7b3dbd733e234f6c71780eb83 SHA-256: 91ecdf409f9322e2e0a4cfec0411464c623af3b3ac31448f783d3bb845512ffe

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, identified as a PDF link farm. One of these links, 'https://ttraff.cc/wb?keyword=fujifilm%20xf%2018-55mm%20manual', points to known malicious redirector infrastructure. The document body appears to be corrupted or heavily obfuscated, preventing a clear understanding of its intended lure. 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/wb?keyword=fujifilm%20xf%2018-55mm%20manual
- http://files.whitemtncommunitycoop.com/uploads/1/3/0/7/130739517/gimikisaxer.pdf
- http://files.bootedmiles.com/uploads/1/3/1/4/131438468/5428990.pdf
- http://files.alibarker.com/uploads/1/3/1/4/131438150/zijujekeb.pdf
- http://files.hskofc10502.org/uploads/1/3/0/8/130814227/kapupusufeledobosuzu.pdf
- https://vimavabe.files.wordpress.com/2020/06/magolatinimexomikobisufa.pdf
- https://guxefem.files.wordpress.com/2020/06/57967179736.pdf
- https://nelagudisuz.files.wordpress.com/2020/07/68855115007.pdf
- https://rupiwenete.files.wordpress.com/2020/07/59492800925.pdf
- https://kijukadolok.files.wordpress.com/2020/06/tibewevuwivojefav.pdf
- https://tatokarisifo.files.wordpress.com/2020/06/51569919988.pdf
- https://lafukaraziba.files.wordpress.com/2020/06/70393988382.pdf
- https://busamonavek.files.wordpress.com/2020/06/99575572423.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/53295895336.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/zogubarekerebadopotuleju.pdf
- https://cdn.shopify.com/s/files/1/0428/7237/3411/files/75795175149.pdf
- https://cdn.shopify.com/s/files/1/0433/0350/1989/files/84592259603.pdf
- https://cdn.shopify.com/s/files/1/0432/7315/8821/files/jotovodamapuxu.pdf
- https://cdn.shopify.com/s/files/1/0434/5603/7016/files/juzerozosakewuwumidiwadi.pdf
- https://cdn.shopify.com/s/files/1/0427/4028/5607/files/vejowagudupofut.pdf
- https://cdn.shopify.com/s/files/1/0434/0265/7957/files/65304756448.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/43034806536.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_off0000949d.bin` `180942db81e450e4e993fc516596352a302cd4555fde31f47f18fe4f830fd970`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x949D	4716 bytes
`font_01_sfnt_off0000a492.bin` `b861111e176e0b88b16b210ca5ef7d3a9e8c5111c6547cf22b5a9645757bed06`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA492	10872 bytes

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