PDF malware analysis — malicious · 519a15c8ef116c2e

MALICIOUS

PDF

46.3 KB Created: 2020-09-17 05:24:11 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 8259545e7883f83ff9c64ac05a92135a SHA-1: 23770c5f52088f00dc97ac3bf8c7239e1dbce0c6 SHA-256: 519a15c8ef116c2ee1322be70233c897b8953a4993230b5a7fd199190cf1f6c4

140 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a link farm and a critical heuristic firing for a malicious redirector. The document body, though heavily obfuscated, contains the URL 'https://ttraff.link/pify?keyword=sedgwick+county+warrant+search', which is a known malicious redirector. This suggests the document is designed to lead the user to malicious content, likely for phishing or malware delivery.

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.
Callback phishing phone lure medium SE_CALLBACK_LURE

Document asks the user to call a phone number in billing, refund, subscription, fraud, or security context — consistent with callback phishing or tech-support scam patterns
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.link/pify?keyword=sedgwick+county+warrant+search
- http://tobofug.iemministries.net/uploads/1/3/0/7/130775291/b2f74d0df438e3.pdf
- http://files.connectedpropertyinvestment.co.uk/uploads/1/3/0/8/130814597/394264984.pdf
- http://files.lemontwriters.com/uploads/1/3/0/8/130813747/898281.pdf
- http://siguloje.mjwhitephototutor.com/uploads/1/3/2/7/132741066/68e7b877f1b831.pdf
- http://files.lekeapena.com/uploads/1/3/1/4/131455722/difowoboko_fawag_rimofixijexot.pdf
- http://files.chenguatmit.com/uploads/1/3/1/4/131455069/44829da988479.pdf
- http://sogowuzel.sonjahermann.org/uploads/1/3/0/8/130874330/8937848.pdf
- http://files.barbarayontzatstac.com/uploads/1/3/0/8/130873741/ratajerutedi.pdf
- https://cdn.shopify.com/s/files/1/0437/5589/6990/files/dasul.pdf
- https://cdn.shopify.com/s/files/1/0432/5461/2123/files/zapusekidije.pdf
- https://cdn.shopify.com/s/files/1/0434/3866/9976/files/21767071000.pdf
- https://334c059c-75c1-4a28-a4e5-57e7ca7f17d5.filesusr.com/ugd/46bfb0_3c8cba2363ae4312b9852b3e2e57a8c7.pdf?index=true
- https://dbfc28a8-4369-4d3e-b998-df297565a0a9.filesusr.com/ugd/eda9ba_1f1bce5e15354d668d80005650e12ac9.pdf?index=true
- https://b8e90c30-884e-4259-bfc2-0e67a6adb2ec.filesusr.com/ugd/2f7489_81a01ded562644dbad8a58ee00c51cd1.pdf?index=true
- 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_off0000697d.bin` `f9bf056203b03f890c58cb062c00e0de0d19a75424bccd3232430ca4e12bfd34`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x697D	5532 bytes
`font_01_sfnt_off00007c62.bin` `ca1a9a83a3831de19e7697ea929ec746ac3b05df441b49d909d921d22b36c526`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7C62	15144 bytes

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