PDF malware analysis — malicious · d37c293c63625def

MALICIOUS

PDF

44.7 KB Created: 2020-08-18 23:22:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 7fffe1e57d5ed9722544fc8d72b5221a SHA-1: 6514ae7338e0c5b428a3d9348e4894eec697f6cf SHA-256: d37c293c63625defefcfc32946a64cbd433b551b06da0a4fddb3de3196dd3eb9

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a heuristic firing for a malicious redirector link, pointing to 'https://ttraff.com/pify?keyword=indicators+of+potential+workplace+violence+answer'. Additionally, it exhibits characteristics of a PDF link farm, embedding numerous external PDF links, with 'https://cdn.shopify.com/s/files/1/0433/0985/8984/files/6500068734.pdf' being a prominent example. The document body, though heavily obfuscated, contains references to these URLs, suggesting a lure to external malicious content.

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=indicators+of+potential+workplace+violence+answer
- http://files.ourcolourfulworld.com/uploads/1/3/1/4/131453574/8528d99d0.pdf
- http://files.lukehonnoraty.com/uploads/1/3/1/0/131069899/fufaxufagedelapov.pdf
- https://cdn.shopify.com/s/files/1/0433/0985/8984/files/6500068734.pdf
- https://cdn.shopify.com/s/files/1/0431/3654/9018/files/xabuje.pdf
- https://cdn.shopify.com/s/files/1/0431/8153/9489/files/58171067312.pdf
- https://cdn.shopify.com/s/files/1/0428/7696/0924/files/mutulibojaf.pdf
- https://cdn.shopify.com/s/files/1/0440/3917/6342/files/tempest_domain_5e.pdf
- https://cdn.shopify.com/s/files/1/0433/1631/4277/files/47044704735.pdf
- https://cdn.shopify.com/s/files/1/0440/8573/9685/files/tixuzoluzotadovusi.pdf
- https://cdn.shopify.com/s/files/1/0427/6980/9564/files/zupimobifobitodoju.pdf
- https://cdn.shopify.com/s/files/1/0430/4686/3005/files/65322279140.pdf
- https://cdn.shopify.com/s/files/1/0435/1187/3695/files/93190894283.pdf
- https://cdn.shopify.com/s/files/1/0441/2165/3400/files/stealth_400_turtle_beaches.pdf
- https://cdn.shopify.com/s/files/1/0439/4736/0424/files/jobitagasevela.pdf
- https://cdn.shopify.com/s/files/1/0429/8909/3018/files/diralotupotozedidetofoni.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_off00006446.bin` `0c2a9cc0641ae8456821e0b31763f04bbe5f29e0c043e827148d54d0298f793e`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6446	5088 bytes
`font_01_sfnt_off000075b2.bin` `20efd252f891d7ac866bd651a9cc27c5cc8e3b8978bab1b04d7f2cbe2f3f43ae`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x75B2	9920 bytes
`font_02_sfnt_off00009794.bin` `a542ec26cea93e049a2e27cd59b1347dd9bbdea13775fd7b822b3c2b3136116f`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9794	4324 bytes

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