PDF malware analysis — malicious · 38332f1992ed4922

MALICIOUS

PDF

60.6 KB Created: 2020-08-04 05:02:27 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: c4670d4b1e91f834436a6a61ea9dfaa7 SHA-1: a070497431de64c140cb892255b03ff98030e645 SHA-256: 38332f1992ed492223f3986532e37c0483b066b2ddbaa346fad64b5515e59d34

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a link to a known malicious redirector, ttraff.cc, which is disguised as a download for 'Archimate 3. 0 poster pdf'. This indicates a phishing or social engineering attempt to direct users to malicious infrastructure. The PDF also contains a large number of external links, many hosted on Shopify, suggesting a link farm for SEO manipulation or to obscure the final malicious destination. No scripts were extracted from this sample.

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.cc/pify?keyword=archimate+3.+0+poster+pdf
- http://files.adaisyadayvintageandantiques.com/uploads/1/3/2/6/132681494/1459569.pdf
- http://files.ericcameronfilm.com/uploads/1/3/1/8/131856949/nexujulosaribir.pdf
- http://files.istudentsduke.org/uploads/1/3/1/4/131454286/lonafukusozomabez.pdf
- https://cdn.shopify.com/s/files/1/0433/5196/5855/files/14810465299.pdf
- https://cdn.shopify.com/s/files/1/0429/8221/1735/files/pixelema.pdf
- https://cdn.shopify.com/s/files/1/0431/7665/7051/files/dabokenitez.pdf
- https://cdn.shopify.com/s/files/1/0430/9493/3665/files/72588472363.pdf
- https://cdn.shopify.com/s/files/1/0428/5664/4774/files/how_to_get_anointed_by_the_holy_spirit.pdf
- https://cdn.shopify.com/s/files/1/0436/7283/0105/files/bayesian_statistics_an_introduction_lee.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/pagujusevidunevaf.pdf
- https://cdn.shopify.com/s/files/1/0429/0471/5427/files/bowodopogetajokotasakika.pdf
- https://cdn.shopify.com/s/files/1/0438/4089/7189/files/mejuz.pdf
- https://cdn.shopify.com/s/files/1/0439/2009/7448/files/ropamomusiremojexegawiviv.pdf
- https://cdn.shopify.com/s/files/1/0429/3325/6345/files/34121775941.pdf
- https://cdn.shopify.com/s/files/1/0428/0716/5095/files/jepikerexaka.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_off00009f69.bin` `935d952b7c6292d3b7d0f9abe2fbf343953b3dd537024f6235f3c674840200b4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x9F69	5372 bytes
`font_01_sfnt_off0000b1a2.bin` `c3c519e732e0c3c6efd6f6894e15a258f6d5d4a62c5f93cfd6d24846867e33c4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB1A2	11304 bytes
`font_02_sfnt_off0000d719.bin` `05d2457133b820fa77aa358e30e9acfbad3f04c46ced9a37296d9311117db176`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xD719	4324 bytes

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