PDF malware analysis — malicious · 1ab654471b16e29c

MALICIOUS

PDF

38.5 KB Created: 2020-09-09 05:13:56 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: a898e058c4035bb51ec5a2e6622b68e6 SHA-1: 8fc6f39944a55115320662d378791cbf2a28e6a2 SHA-256: 1ab654471b16e29c2c56e6f9ecb4914f0dd5da07faa54ec2b1d0484597477e22

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains numerous embedded links, with one identified as a malicious redirector pointing to 'https://ttraff.com/pify?keyword=safenet+luna+sa+datasheet'. The document body, though heavily obfuscated, also contains this URL, suggesting a lure to a malicious site. The presence of a large number of external PDF links further indicates a link farm designed to obscure the final destination or distribute malware.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

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=safenet+luna+sa+datasheet
- https://static.usrfiles.com/ugd/81b904_b475c1324f02450aba9fb70e94d22e84.pdf
- https://static.usrfiles.com/ugd/4733ca_e77cec141d314f9dae8713167d17e19f.pdf
- https://static.usrfiles.com/ugd/362633_19aa17c3e7e94cb4962e6712a6b888b2.pdf
- https://static.usrfiles.com/ugd/12dc78_ab30cc77bdfd4c908749abcb58fbad05.pdf
- https://static.usrfiles.com/ugd/3f8d85_e5bba3df6d28471f844cce4fecdf18f3.pdf
- https://static.usrfiles.com/ugd/b8c837_fb835e4e5b2b4850a9dce70c08322263.pdf
- https://static.usrfiles.com/ugd/83d902_c0919138f8384040991555ec370f17e7.pdf
- https://static.usrfiles.com/ugd/9ef1ea_6ea87b7425e24370ab4ccd79c746c5c0.pdf
- https://static.usrfiles.com/ugd/9cc572_be362ab0bfa04a6f907c679259385992.pdf
- https://static.usrfiles.com/ugd/c0a468_51621357996b461390f148bcc1158812.pdf
- https://static.usrfiles.com/ugd/724fb5_404c47102f844ae1a076626a08535266.pdf
- https://static.usrfiles.com/ugd/b81754_89bb0fcb23fa4833acf07cac0b0586fb.pdf
- https://static.usrfiles.com/ugd/6cf392_4f1720b34eaf47bb90af5762da6e7482.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_off00005a7a.bin` `3b19bd1a67d7c8bb04816f604e9e7ed9e73fe0b07efeb4432296f62fab014ee0`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5A7A	5004 bytes
`font_01_sfnt_off00006b7a.bin` `89bf208869e903594fbefa2df1d3e926ebcf031f0b09d2c14725f78f9975a563`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6B7A	9988 bytes

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