PDF malware analysis — malicious · 4bb02ceee132468c

MALICIOUS

PDF

34.2 KB Created: 2020-08-01 15:00:30 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 59ab7377113104d820f4a987a3ff5b02 SHA-1: b9222a0023ce705caa977997f7442ed6ab64130d SHA-256: 4bb02ceee132468c5251ec34a19ecb2f6952cb040c11dacec75883aba6ab10a9

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF document exhibits characteristics of a link farm, with numerous embedded URLs pointing to external PDF files. One of these URLs, 'https://ttraff.ru/pify?keyword=john+deere+la130', is identified as a malicious redirector. The document body, though heavily obfuscated, contains references to this URL and other PDF links, suggesting a coordinated effort to distribute malicious content or manipulate search engine results. The presence of a malicious redirector indicates a likely attempt to lead the user to a malicious site or download further malware.

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.ru/pify?keyword=john+deere+la130
- http://files.uprisingcapital.com/uploads/1/3/1/8/131856479/ponipebewofelawiv.pdf
- http://files.greatthingsatrfca.org/uploads/1/3/0/8/130814676/2618375.pdf
- http://files.maimonidesminyan.org/uploads/1/3/1/3/131384468/998422.pdf
- http://files.sarch3d.com/uploads/1/3/2/6/132683422/bodawagofagozon.pdf
- http://files.sacred-waters.org/uploads/1/3/1/3/131383510/1235764.pdf
- https://cdn.shopify.com/s/files/1/0437/9430/1085/files/sawewosijov.pdf
- https://cdn.shopify.com/s/files/1/0432/0549/2904/files/kukereliwaxodumugamojivo.pdf
- https://cdn.shopify.com/s/files/1/0430/9227/9445/files/75486321427.pdf
- https://cdn.shopify.com/s/files/1/0434/1107/9317/files/46395028272.pdf
- https://cdn.shopify.com/s/files/1/0431/7931/1253/files/23046954897.pdf
- https://cdn.shopify.com/s/files/1/0427/4431/6070/files/gumuvuweboxoxazino.pdf
- https://cdn.shopify.com/s/files/1/0434/0029/8648/files/85438331241.pdf
- https://cdn.shopify.com/s/files/1/0433/9492/4694/files/51566557455.pdf
- https://cdn.shopify.com/s/files/1/0435/2039/3375/files/1171061552.pdf
- https://cdn.shopify.com/s/files/1/0431/8904/3358/files/jawofikulabod.pdf
- https://cdn.shopify.com/s/files/1/0431/9143/5422/files/furumifapukusonu.pdf
- https://cdn.shopify.com/s/files/1/0429/9977/5381/files/51555274997.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_off000047b8.bin` `edb5d62dbe88d5f0c3a45ef9b8d5228e23a155aa24dae8c991aed8b5d1e656b5`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x47B8	5084 bytes
`font_01_sfnt_off000058fb.bin` `2b670da7dfec9fd09e19088c13f1081b4b9f1999842f8143f8724cd3a2ffa823`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x58FB	10284 bytes

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