PDF malware analysis — malicious · 9b004ba7afd220f9

MALICIOUS

PDF

44.0 KB Created: 2020-08-30 08:39:18 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 91997d5fadf32ce1f9a40498fcc76809 SHA-1: 408cd6f5b3df98da28831afaaad073242bf72116 SHA-256: 9b004ba7afd220f976a164bda7713a3b0dc42e3f9589d6216f06db2add43e688

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Phishing: Spearphishing Attachment T1204.002 Malicious File: Malicious Link

The PDF file contains a significant number of embedded links, identified as a 'PDF SEO Link Farm'. One of these links, 'https://ttraff.com/wix?keyword=www+wondershare+com', is flagged as a known malicious redirector. The document body, though heavily obfuscated, also contains this URL, suggesting it is a primary lure. The presence of a link farm and a malicious redirector indicates an attempt to either distribute further malicious content or engage in SEO manipulation for malicious purposes.

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/wix?keyword=www+wondershare+com
- https://static.usrfiles.com/ugd/b8c837_02ed8feb30ae41d4a319594468e12df3.pdf
- https://static.usrfiles.com/ugd/89c6ad_87c9e92869a34ab5b816970bf1a0a83b.pdf
- https://static.usrfiles.com/ugd/33a16d_9f4349b7c18a4397b4d5dfa7c926c566.pdf
- https://static.usrfiles.com/ugd/b8c837_644874d072f9467a806dec1082909a57.pdf
- https://static.usrfiles.com/ugd/b8c837_2127aa53c9f34d248654fed367439231.pdf
- https://static.usrfiles.com/ugd/b8c837_15e476fb881f4d30ba11ea5f63b6d2c8.pdf
- https://static.usrfiles.com/ugd/9421c8_4d7c5eed90824895b77bf32f8517d1fa.pdf
- https://static.usrfiles.com/ugd/b8c837_20112825a67444488be804422d35c2d6.pdf
- https://static.usrfiles.com/ugd/d162e3_b4262d4b4fcd4b88973dd86958506d0d.pdf
- https://cdn.shopify.com/s/files/1/0429/8250/6647/files/rodiwejuwufawuvabalo.pdf
- https://cdn.shopify.com/s/files/1/0427/8665/2316/files/22396047152.pdf
- https://static.usrfiles.com/ugd/b8c837_9ad48b43fafa4531af53524faa141fbf.pdf
- https://static.usrfiles.com/ugd/b8c837_bde90f7483ef46718d6fc682b1c3613f.pdf
- https://static.usrfiles.com/ugd/b8c837_714e8b6834044b54b35d2edd40928b03.pdf
- https://static.usrfiles.com/ugd/ea9bdf_47173827a2944352b2186da108813a27.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_off00006221.bin` `5d625a35a5a1ed786ec912e55b602585d11eb35a26da9fd94aa143abbfe4aec0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6221	4912 bytes
`font_01_sfnt_off000072a7.bin` `46939b507df6d5d4a393cc8ae035b1277c3355cb955c3fb59409af3ad507ba82`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x72A7	10128 bytes
`font_02_sfnt_off00009552.bin` `1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9552	4324 bytes

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