PDF malware analysis — malicious · a53044c72c8c17c9

MALICIOUS

PDF

123.0 KB Created: 2020-08-31 05:07:42 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: c7badb83298c0bb252c334c41024a25c SHA-1: 56ae3e4eaa9bc3f06046d657136c13754b89a833 SHA-256: a53044c72c8c17c9f8f60add289d33cd93d9459ffc7bf4e974de22dcf6844f4c

140 Risk Score

Malware Insights

MITRE ATT&CK

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

The PDF contains a link to a known malicious redirector, ttraff.cc, which is a strong indicator of malicious intent. The document body, though heavily obfuscated, contains the same URL, suggesting it's the primary lure. The presence of a callback phishing lure heuristic further supports the idea that the document is designed to trick the user into interacting with malicious content or services.

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.cc/wix?keyword=fay+classic+conveyancing
- https://cdn.shopify.com/s/files/1/0451/6528/1429/files/anatomy_of_the_heart_quiz.pdf
- https://cdn.shopify.com/s/files/1/0467/9768/4885/files/deguxujenebijekawiw.pdf
- https://cdn.shopify.com/s/files/1/0429/2175/4787/files/sinuzimowefezubiveferol.pdf
- https://cdn.shopify.com/s/files/1/0433/6258/2693/files/dobemiwodezepekuxapokuwe.pdf
- https://cdn.shopify.com/s/files/1/0432/7368/3112/files/bagels_and_beans_menu.pdf
- https://cdn.shopify.com/s/files/1/0434/3057/6295/files/133479106.pdf
- https://cdn.shopify.com/s/files/1/0434/0423/0805/files/5514385276.pdf
- https://cdn.shopify.com/s/files/1/0431/0836/8545/files/49547901712.pdf
- https://cdn.shopify.com/s/files/1/0433/6012/5080/files/jasedimimekese.pdf
- https://cdn.shopify.com/s/files/1/0434/3490/1671/files/rixajetatada.pdf
- https://cdn.shopify.com/s/files/1/0428/6464/0159/files/45989128323.pdf
- https://cdn.shopify.com/s/files/1/0430/0944/1953/files/42129738846.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 4

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0001868c.bin` `044833bf7b266f2139ca84443a167db44a9748c9f3614f5343fa050256602538`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1868C	4696 bytes
`font_01_sfnt_off00019694.bin` `addc1b145a59f099ec1ffde1dc8bf05eec78dbb7229dd3a2d5c0f5c3eb0c907f`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x19694	10872 bytes
`font_02_sfnt_off0001bab9.bin` `f3b95f1269985bafc3dfb9b5b35e76df8a4d57039a143c013aed99c7cf3a4a89`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1BAB9	16344 bytes
`font_03_sfnt_off0001d032.bin` `cd94ef65598b1866d0653cdd88243d989fd81359c0e770c2d3a4858f1c2f6d34`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x1D032	4324 bytes

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