PDF malware analysis — malicious · 9c4e25e3c928feb3

MALICIOUS

PDF

40.3 KB Created: 2020-08-08 00:58:07 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 3626c9785676e3c99b3136d847960dfe SHA-1: b42c8319c883a3d5de69247c3e7d1c0c949ec7de SHA-256: 9c4e25e3c928feb3c3fa672fa258a4d70beac0cef2ccebe1c41a71e6f8b11704

140 Risk Score

Malware Insights

MITRE ATT&CK

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

The PDF file contains a link farm and a malicious redirector URL, indicating a phishing or scam attempt. The document body, though heavily obfuscated, contains text related to a 'book bank application form' and a malicious URL, suggesting a lure to trick users into clicking the link. The presence of numerous external PDF links points towards SEO manipulation to drive traffic to malicious sites.

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/pify?keyword=rya+book+bank+application+form+2020+pdf
- http://files.lilavolkas.com/uploads/1/3/0/9/130968962/wegaxa.pdf
- http://kigozog.million-minds.org/uploads/1/3/0/7/130738970/tilixawabeju_gidadinif.pdf
- http://files.jberaeroclub.com/uploads/1/3/0/9/130969190/semepuvep.pdf
- https://cdn.shopify.com/s/files/1/0430/4456/9242/files/1149383679.pdf
- https://cdn.shopify.com/s/files/1/0431/2917/6232/files/hombre_como_ser_biopsicosocial.pdf
- https://cdn.shopify.com/s/files/1/0429/4000/6559/files/6627242960.pdf
- https://cdn.shopify.com/s/files/1/0438/4591/0678/files/3815353163.pdf
- https://cdn.shopify.com/s/files/1/0435/1908/2651/files/63012798303.pdf
- https://cdn.shopify.com/s/files/1/0432/9819/3566/files/59373671589.pdf
- https://cdn.shopify.com/s/files/1/0431/0702/5056/files/alexis_ohanian_book.pdf
- https://cdn.shopify.com/s/files/1/0432/8049/8841/files/xitovomemikinakuz.pdf
- https://cdn.shopify.com/s/files/1/0437/3286/1079/files/boursorama_banque_tarifs.pdf
- https://cdn.shopify.com/s/files/1/0434/5122/0134/files/69873095632.pdf
- https://cdn.shopify.com/s/files/1/0430/4220/9945/files/canon_750d_specs.pdf
- https://cdn.shopify.com/s/files/1/0435/9654/6216/files/83839799656.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_off00005df2.bin` `e1c55b6a0e149d88f2e9f9e3ba4323993615b725523ea331ca59686b4f63dca6`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x5DF2	5708 bytes
`font_01_sfnt_off0000715a.bin` `86becccf34ad054c3b99a29bd2902c9d6c7298e4d2b42676965ccda3a628814c`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x715A	10248 bytes

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