PDF malware analysis — malicious · 992a9e542fee555b

MALICIOUS

PDF

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

MD5: 9368e6723e59bcf8e5a80da7841d71d0 SHA-1: 309bbe8bd68f1538425e89c13c5cfddf2f4f0984 SHA-256: 992a9e542fee555bc68479a45eddccdaab9f0dee1f679876ec4541259a7ea18e

140 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF contains a mass of external links, including a link to a known malicious redirector at 'https://ttraff.ru/pify?keyword=brain+manipulation+pdf'. The document body, though heavily obfuscated, contains text fragments and URLs consistent with a phishing or scam lure. The presence of numerous links, many hosted on Shopify, suggests an attempt to create a link farm for SEO poisoning or to distribute malicious content. The heuristic 'SE_CALLBACK_LURE' further supports a scam or phishing context.

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.ru/pify?keyword=brain+manipulation+pdf
- http://files.castrogate.com/uploads/1/3/0/8/130814279/patonekavo.pdf
- http://files.akiyunlee.com/uploads/1/3/1/6/131606198/zafureb_nivefopanebi_pibipegorod_bejurezo.pdf
- http://files.theauctionofmanythings.com/uploads/1/3/0/7/130775734/meboguripe.pdf
- http://files.mytpnoa.com/uploads/1/3/0/7/130775639/munuwamen.pdf
- https://cdn.shopify.com/s/files/1/0433/4216/8218/files/timinetuwufe.pdf
- https://cdn.shopify.com/s/files/1/0429/3401/0015/files/1970413554.pdf
- https://cdn.shopify.com/s/files/1/0449/3633/1419/files/dnd_5e_wild_magic.pdf
- https://cdn.shopify.com/s/files/1/0430/2585/8714/files/fisir.pdf
- https://cdn.shopify.com/s/files/1/0438/2176/0672/files/37667737659.pdf
- https://cdn.shopify.com/s/files/1/0433/4528/1183/files/banivujasedoruxi.pdf
- https://cdn.shopify.com/s/files/1/0430/5027/0869/files/34190822874.pdf
- https://cdn.shopify.com/s/files/1/0429/9931/6639/files/10083724060.pdf
- https://cdn.shopify.com/s/files/1/0430/8919/9268/files/3524860440.pdf
- https://cdn.shopify.com/s/files/1/0432/4913/9880/files/fosikeruxopaxikexa.pdf
- https://cdn.shopify.com/s/files/1/0429/6137/1290/files/86837888.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/tolipokegegami.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_off0000698d.bin` `20b06692e01410d0449bc91cd503f3ed710ad70edcbf9e6b742a0e8ab04cd6a9`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x698D	5056 bytes
`font_01_sfnt_off00007aa9.bin` `d29e0878e616d9d4a582322c5f142e899c69db40624aa99fca77a0b0fa6b4cfe`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x7AA9	10008 bytes

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