PDF malware analysis — malicious · 31565450e0bb5b59

MALICIOUS

PDF

43.2 KB Created: 2020-07-31 20:10:50 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 4753c130febddd947c641a69b415709b SHA-1: 3fc3772d3da13bae398d8c2a92ffed385c7c51f8 SHA-256: 31565450e0bb5b596728e0fc9c0d5126d3afab67fa9f2484c1aad9274fa3ee17

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a critical heuristic firing indicating it links to a known malicious redirector at https://ttraff.com/pify?keyword=2004+yamaha+v+star+650. Additionally, it exhibits characteristics of a PDF SEO link farm, embedding numerous external PDF links, many hosted on Shopify. The document body, though heavily obfuscated, also contains the malicious redirector URL. This suggests the primary purpose is to lure users to malicious content via the redirector.

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=2004+yamaha+v+star+650
- http://files.marianafuentes.net/uploads/1/3/0/7/130775197/mibimulof_pasagiranan_lininowomuwezi_jafunefola.pdf
- http://files.finalfinishdetailing.com/uploads/1/3/2/7/132710655/levin_linebedanelu_vidaki_vukadidi.pdf
- http://files.shockentertainmentinc.com/uploads/1/3/0/9/130969535/panerogebasiw.pdf
- http://files.dwaggy.com/uploads/1/3/0/8/130874284/aad18e9d59.pdf
- http://files.moorparkcollegephotography.org/uploads/1/3/1/4/131436967/1728510.pdf
- https://cdn.shopify.com/s/files/1/0434/8326/7234/files/sofugikakokejuzawesew.pdf
- https://cdn.shopify.com/s/files/1/0441/3777/5256/files/60595523294.pdf
- https://cdn.shopify.com/s/files/1/0430/0128/2711/files/10615555127.pdf
- https://cdn.shopify.com/s/files/1/0430/5915/1009/files/gosijik.pdf
- https://cdn.shopify.com/s/files/1/0428/9075/6259/files/mesusatavoberuwisovovi.pdf
- https://cdn.shopify.com/s/files/1/0428/6873/6166/files/38228019414.pdf
- https://cdn.shopify.com/s/files/1/0433/9191/0038/files/39428271307.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/kefemomorevogik.pdf
- https://cdn.shopify.com/s/files/1/0430/4257/0402/files/25683694273.pdf
- https://cdn.shopify.com/s/files/1/0428/5107/4214/files/zadusoseminilizofu.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_off0000536b.bin` `99b673fd83cd2c6f8296954379e8178faf0b09a2cfba76c1e33b31f2063722d2`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x536B	5004 bytes
`font_01_sfnt_off00006468.bin` `23acde0bf35ed3e9c7a538384c5fae6391b0a3781e56845018be451568320cd7`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6468	14812 bytes
`font_02_sfnt_off000091e6.bin` `1062cd8ddf90f4344fa193b395386d5669df1a952e5759311ca261a71931f361`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x91E6	4324 bytes

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