PDF malware analysis — malicious · 54abe620a4903d54

MALICIOUS

PDF

57.3 KB Created: 2020-09-07 00:00:58 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3db84d0a3a944015694c3f08445ba897 SHA-1: bb3cefae36978a297f002aa77da3de0c41b572f7 SHA-256: 54abe620a4903d54a95e2155fbea7bc331017cc561fc465af25e262258927d42

128 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing for a malicious redirector link pointing to 'https://ttraff.club/wix?keyword=vevo+songs+list+2017'. Additionally, it exhibits characteristics of a PDF SEO link farm, embedding numerous external links, with the primary malicious link being the most concerning. The document body, though heavily obfuscated, appears to contain the malicious URL and a list of other PDF links, suggesting a delivery mechanism for further malicious content or phishing attempts.

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.
Urgency / deadline lure low SE_URGENCY_LURE

Document contains urgency or deadline language ('account will be terminated', 'action required within 24 hours', etc.) — useful context, but low-signal without other findings
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.club/wix?keyword=vevo+songs+list+2017
- https://static.usrfiles.com/ugd/b8c837_8a0c8d55a448421a8388470bbb5c2218.pdf
- https://static.usrfiles.com/ugd/f515ca_ff91e830c8834d69a2c9586b3ce64f73.pdf
- https://static.usrfiles.com/ugd/08e331_f97c4cc03acd413282322baef236f919.pdf
- https://static.usrfiles.com/ugd/b8c837_a0d0e11fb6cf43d29792f026b4d63c22.pdf
- https://cdn.shopify.com/s/files/1/0431/9523/6513/files/zisidavetexo.pdf
- https://cdn.shopify.com/s/files/1/0428/9167/3763/files/gepuvuporenuvajuf.pdf
- https://cdn.shopify.com/s/files/1/0430/7012/8277/files/breast_cancer_screening_guidelines_with_family_history.pdf
- https://cdn.shopify.com/s/files/1/0428/1306/3335/files/18430055682.pdf
- https://cdn.shopify.com/s/files/1/0441/2683/0744/files/43678999554.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/82595467958.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/6735074847.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/75555741983.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_off0000886c.bin` `4c95f423fa60c383fa9e9338aa66ff9c46f5546929beeecbcef002efe532e469`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x886C	4768 bytes
`font_01_sfnt_off000098ce.bin` `aef03589fac0c05dcd12e3af83ce8fedaa8697f117b57ea51ff8031ae221b94b`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x98CE	15408 bytes
`font_02_sfnt_off0000c8d3.bin` `9f355172d696dda274cac500966718f112ce76951f19577ac4888987ea6471b2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC8D3	4324 bytes

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