PDF malware analysis — malicious · feaed0fe948be026

MALICIOUS

PDF

61.4 KB Created: 2020-07-26 19:16:00 +03:00 Authoring application: wkhtmltopdf 0.12.5 (via Qt 4.8.7)

MD5: 708b026fa80ca9d97db1a097550bec16 SHA-1: eb138d34c6d0919a4770148a2886e20a18840d7b SHA-256: feaed0fe948be02602376dc6fc93942659683913fa9ee3da3addaa8afc1b3995

120 Risk Score

Malware Insights

MITRE ATT&CK

T1566.002 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded links, many of which point to a link farm hosted on Shopify. One of the primary links redirects to a known malicious redirector. The document body, though heavily obfuscated, appears to be related to job interview questions, suggesting a lure to entice users to click the malicious links. The presence of numerous links and a malicious redirector indicates an attempt to drive traffic to potentially harmful websites.

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=police+dispatcher+interview+questions+and+answers
- http://files.murphyismyagent.com/uploads/1/3/1/4/131437017/gukol_lapilutilufuv.pdf
- http://files.animalecologylab.org/uploads/1/3/1/6/131607683/popategajuf_xanodexafavum.pdf
- http://files.marisatorigginoyoga.com/uploads/1/3/2/6/132695571/fovimezakefes.pdf
- http://files.gabysartgallery.net/uploads/1/3/1/4/131438423/490055.pdf
- https://cdn.shopify.com/s/files/1/0429/0235/6124/files/wopazu.pdf
- https://cdn.shopify.com/s/files/1/0430/3811/3955/files/nisutul.pdf
- https://cdn.shopify.com/s/files/1/0428/9835/8432/files/61047377128.pdf
- https://cdn.shopify.com/s/files/1/0428/3128/2335/files/26253788558.pdf
- https://cdn.shopify.com/s/files/1/0431/3012/6496/files/sipibasuwewevomezo.pdf
- https://cdn.shopify.com/s/files/1/0432/6821/0852/files/gujugoburamani.pdf
- https://cdn.shopify.com/s/files/1/0436/9501/4042/files/71529059139.pdf
- https://cdn.shopify.com/s/files/1/0431/5050/8194/files/26714933586.pdf
- https://cdn.shopify.com/s/files/1/0428/9173/9295/files/63006948747.pdf
- https://cdn.shopify.com/s/files/1/0433/1231/6584/files/xoxulop.pdf
- https://cdn.shopify.com/s/files/1/0427/5562/1031/files/27552131688.pdf
- https://cdn.shopify.com/s/files/1/0437/0595/8565/files/zoxejerepirazoromazit.pdf
- https://cdn.shopify.com/s/files/1/0428/3911/3895/files/babuniz.pdf
- https://cdn.shopify.com/s/files/1/0431/7695/1957/files/susarodogezuditawum.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/
- https://cdn.shopify.com/s/files/1/0428/3128/23

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off0000b25c.bin` `2271524490602c18e5611bbd3032636961ed7714b19854f0b386c39e71616696`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xB25C	5324 bytes
`font_01_sfnt_off0000c471.bin` `30303df8d2a2a992ce1f2ac019b3027c5d80e9ab72267e4ce6f27147dd420ff1`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC471	10444 bytes

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