PDF malware analysis — malicious · eda3beb56d265590

MALICIOUS

PDF

45.3 KB Created: 2020-07-29 15:44:23 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 0f4be700cec80753cd47f8702aac36f1 SHA-1: 2e4175b315855ef87c0647a23d073b4228c8970f SHA-256: eda3beb56d265590fefb7b5ad36e57d8ae81430062104067b60e1b2ac55ad0d8

128 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell T1204.002 Malicious Link

The PDF contains a mass external link farm, with one URL pointing to a known malicious redirector. The document body, though heavily obfuscated, suggests a lure related to 'Doeacc ccc registration form pdf' and includes a call-to-action phrase. The presence of a malicious redirector link indicates an attempt to lead the user to a harmful site, likely for phishing or malware distribution.

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.
Visual download / call-to-action button lure low SE_DOWNLOAD_BUTTON

Document contains a call-to-action phrase ('Click here to download', 'Download Now', etc.) — low-signal unless other findings point to a malicious workflow
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=doeacc+ccc+registration+form+pdf
- http://files.summasportswear.com/uploads/1/3/1/4/131453807/118d8e22a22790b.pdf
- http://files.sellingmomma.com/uploads/1/3/1/3/131380467/6126661.pdf
- http://files.downingmsband.com/uploads/1/3/1/1/131164270/noxizuxawoduben.pdf
- http://files.thedailypress.shop/uploads/1/3/2/6/132696030/5651636.pdf
- https://cdn.shopify.com/s/files/1/0427/9438/5575/files/loginesajuxivikimipexe.pdf
- https://cdn.shopify.com/s/files/1/0430/0485/4426/files/zewaxetabutagetu.pdf
- https://cdn.shopify.com/s/files/1/0431/5286/7494/files/xisin.pdf
- https://cdn.shopify.com/s/files/1/0433/7496/8997/files/xewodabovobaxupuvem.pdf
- https://cdn.shopify.com/s/files/1/0433/5131/0488/files/71324482491.pdf
- https://cdn.shopify.com/s/files/1/0433/2834/0123/files/bekon.pdf
- https://cdn.shopify.com/s/files/1/0430/0154/4863/files/51254623544.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/76588695657.pdf
- https://cdn.shopify.com/s/files/1/0430/1481/5901/files/gotogegerupez.pdf
- https://cdn.shopify.com/s/files/1/0430/3765/5193/files/bifuxir.pdf
- https://cdn.shopify.com/s/files/1/0429/7120/1695/files/vogowon.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/
- https://cdn.shopify.com/s/files/1/0433/7496/8997/files/xewodabovobaxupuvem

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off000073a4.bin` `52582a19a0eafbfb2f1ad07c72b5a25f80f905a98696a95a00aab4c76a311cf4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x73A4	5228 bytes
`font_01_sfnt_off00008553.bin` `e554ac241ec0c08f3783c6afd9e62748424e31b39e18824c29b2c1a2042b2c5e`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x8553	10212 bytes

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