PDF malware analysis — malicious · b68e073e3207645d

MALICIOUS

PDF

37.5 KB Created: 2020-08-30 23:16:28 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 51f2b5152269d4114ba170020a23b4c2 SHA-1: f663fe9ac463c7fe63ec975155f559fd6b2cdd86 SHA-256: b68e073e3207645d11e37bea84ca5a246c3dc3c09f010584e2d0442f0297819b

128 Risk Score

Malware Insights

MITRE ATT&CK

T1204.002 Malicious Link T1566.002 Spearphishing Attachment

The PDF file contains a heuristic firing for a malicious redirector link pointing to 'ttraff.com'. Additionally, it exhibits characteristics of a link farm, embedding numerous external PDF links, many hosted on Shopify. The document body, though partially corrupted, contains the same malicious URL and a call-to-action phrase, suggesting a lure to trick users into clicking the link. No scripts were extracted, but the presence of a malicious redirector and link farm indicates a phishing or scam attempt.

Heuristics 4

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.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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=royal+dirt+devil+model+103+manual
- https://cdn.shopify.com/s/files/1/0429/3646/7612/files/wejazomeruzen.pdf
- https://cdn.shopify.com/s/files/1/0428/8138/4604/files/mofob.pdf
- https://cdn.shopify.com/s/files/1/0433/4659/1895/files/84647270985.pdf
- https://cdn.shopify.com/s/files/1/0428/2525/3023/files/24905242696.pdf
- https://static.usrfiles.com/ugd/dba42a_0c1f693883f649dfb0152f02fa12c46e.pdf
- https://static.usrfiles.com/ugd/0dd040_314277b58fa649cbb7ef65a74b2e8a96.pdf
- https://static.usrfiles.com/ugd/55cc32_8a841eb848514d77a4906ade32722cb3.pdf
- https://static.usrfiles.com/ugd/b8c837_473a88f600f445a1aba8ba4fff4a6b36.pdf
- https://static.usrfiles.com/ugd/5de1df_82d027e4efae429a9f52ff59fe4a73ab.pdf
- https://cdn.shopify.com/s/files/1/0436/0008/5160/files/3990486822.pdf
- https://cdn.shopify.com/s/files/1/0438/0049/4241/files/furax.pdf
- https://cdn.shopify.com/s/files/1/0433/2837/2886/files/byju_s_learning_app_apk_file.pdf
- https://cdn.shopify.com/s/files/1/0430/3365/7507/files/jeriz.pdf
- https://static.usrfiles.com/ugd/dba42a_7da59cbb743f4982a54832e7a752c692.pdf
- https://static.usrfiles.com/ugd/de3d83_a98e927c51f041a08a1fffddb74fd153.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_off00005503.bin` `3a062f9d2617284064d2d41c21c37a2d71ba0f5d80465a50ffcf3f5e1ec30e63`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5503	5320 bytes
`font_01_sfnt_off00006712.bin` `456586672a981678e5501a93ed3af75f91638a9224fb1431bac40ed930726a17`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6712	9984 bytes

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