PDF malware analysis — malicious · e97e41ba2a9a1297

MALICIOUS

PDF

42.7 KB Created: 2020-08-04 21:06:47 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3a35619f37a2844e6949528d3071057d SHA-1: 76605b9393cd4231665cd19628f20b7c4780ef43 SHA-256: e97e41ba2a9a129736ad32a41c9234fec051d539dcd70ad70313d71fe1248864

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a mass of external links, many of which are hosted on Shopify domains and appear to be SEO-optimized lures. One critical heuristic identified a link to a known malicious redirector infrastructure at https://ttraff.cc/pify?keyword=contrastive+analysis+articles+pdf. This suggests the document's primary purpose is to drive traffic to malicious sites, likely for phishing or malware distribution.

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=contrastive+analysis+articles+pdf
- http://files.uprisingstarsinc.org/uploads/1/3/1/3/131379045/gowofikur.pdf
- http://files.evdccs.com/uploads/1/3/0/7/130775768/478e8aa0a330.pdf
- http://files.thevivaciouslivingcompany.com/uploads/1/3/1/4/131437655/sojupubujew.pdf
- http://files.jaxscakesnbakes.com/uploads/1/3/1/0/131071249/gemivulowebesu.pdf
- https://cdn.shopify.com/s/files/1/0435/2137/6410/files/5280263328.pdf
- https://cdn.shopify.com/s/files/1/0431/1321/8210/files/tumenetiravidixewir.pdf
- https://cdn.shopify.com/s/files/1/0436/1024/3229/files/wejoziwi.pdf
- https://cdn.shopify.com/s/files/1/0432/0801/6027/files/gipomukunuzotuzalemolula.pdf
- https://cdn.shopify.com/s/files/1/0429/1418/5372/files/muduneb.pdf
- https://cdn.shopify.com/s/files/1/0431/6495/8879/files/39279318229.pdf
- https://cdn.shopify.com/s/files/1/0427/6636/8935/files/shimano_altus_fd_m310.pdf
- https://cdn.shopify.com/s/files/1/0437/0006/0310/files/gewafagadirirevipel.pdf
- https://cdn.shopify.com/s/files/1/0430/3034/7938/files/6530540637.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/doworefobose.pdf
- https://cdn.shopify.com/s/files/1/0436/5107/2153/files/project_management_a_managerial_approach.pdf
- https://cdn.shopify.com/s/files/1/0429/9427/0371/files/61450975487.pdf
- https://cdn.shopify.com/s/files/1/0432/0657/4238/files/furawepi.pdf
- https://cdn.shopify.com/s/files/1/0435/9127/0563/files/49977813504.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_off00006980.bin` `b9881ed2a1014254d0250c807b9a6ebe14957ed9301d07baa83108b9b7dd7859`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x6980	5216 bytes
`font_01_sfnt_off00007b5a.bin` `80823aec72beb04bd2250c4c2985d4fe71f6904876bd991f0a28e4eb6bcb566b`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7B5A	10216 bytes

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