PDF malware analysis — malicious · e7af7ced7183dc9f

MALICIOUS

PDF

58.0 KB Created: 2020-07-28 16:57:45 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 6bc7961a462057e85a0ff1c8725be86f SHA-1: 86c827a4f748236e8fe1b5699eae2c29df2f39ae SHA-256: e7af7ced7183dc9f744c2e9ffe0858a9cd007dc508cb8a9919cfdb812a7f79e3

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded links, a technique often used to create SEO link farms or to redirect users to malicious sites. One of the primary URLs, 'https://ttraff.ru/pify?keyword=malayalam+album+songs+thanseer+koothuparamba+free', is flagged as a known malicious redirector. The document body, though heavily obfuscated, appears to contain metadata related to the song title, suggesting a lure to attract clicks.

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.ru/pify?keyword=malayalam+album+songs+thanseer+koothuparamba+free
- http://files.tax-america.net/uploads/1/3/1/4/131453065/1292227.pdf
- http://files.thejourneywithinus.com/uploads/1/3/1/4/131453132/9a7963423aa91a.pdf
- http://files.ablesonvet.com/uploads/1/3/1/4/131453990/vilarakuretufo.pdf
- http://files.ablesonvet.com/uploads/1/3/1/4/131453990/v
- https://cdn.shopify.com/s/files/1/0430/3942/4669/files/durinozube.pdf
- https://cdn.shopify.com/s/files/1/0437/6982/3381/files/88131940555.pdf
- https://cdn.shopify.com/s/files/1/0433/7103/6835/files/77103808563.pdf
- https://cdn.shopify.com/s/files/1/0433/2666/8952/files/60033056784.pdf
- https://cdn.shopify.com/s/files/1/0430/5348/2138/files/67210791524.pdf
- https://cdn.shopify.com/s/files/1/0431/0541/9418/files/mukazebo.pdf
- https://cdn.shopify.com/s/files/1/0428/4848/5535/files/50109537844.pdf
- https://cdn.shopify.com/s/files/1/0430/3575/4650/files/jibogawidorexezenavanuxu.pdf
- https://cdn.shopify.com/s/files/1/0432/3239/5426/files/85326329726.pdf
- https://cdn.shopify.com/s/files/1/0429/6130/5756/files/davadov.pdf
- https://cdn.shopify.com/s/files/1/0430/2870/9539/files/35299081675.pdf
- https://cdn.shopify.com/s/files/1/0437/8309/4434/files/72630308820.pdf
- https://cdn.shopify.com/s/files/1/0431/3264/9636/files/10486419908.pdf
- https://cdn.shopify.com/s/files/1/0433/6759/6184/files/jolagekedopazuripuru.pdf
- https://cdn.shopify.com/s/files/1/0429/5327/7603/files/10014782792.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_off000097b7.bin` `ac6b57f04b8f84173728ee85449b600012d0156200fc3eb5ce5ed1a7bea56353`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x97B7	5460 bytes
`font_01_sfnt_off0000aa26.bin` `a17dc6a736a17bb321cad7ebfe48d8faa04b2ba4637ea5603dfb2b2113ef1849`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xAA26	14848 bytes

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