PDF malware analysis — malicious · 3c48c9f6ad7be086

MALICIOUS

PDF

61.3 KB Created: 2020-03-07 20:08:20 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: 452d1a8ff2c5aaafa7bd16afdfcd65ec SHA-1: af997b3fb22a01c52a3c87c5225c3effa75c1558 SHA-256: 3c48c9f6ad7be0869b9e93cda265078c0bef29da033e15d54470913f6cbecb9f

62 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of external links, many of which are SEO-optimized and point to various domains. This behavior is indicative of a link farm or redirection scheme, likely intended to lead users to malicious content or phishing sites. The document body itself contains garbled text and metadata, but the presence of numerous external URLs is the primary indicator of malicious intent.

Heuristics 3

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.
External URI info PDF_URI

PDF contains an external URL action
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 http://74-123-79-37.mgwnet.com/uploads/1/3/0/8/130874309/130874309.html#secondary+amenorrhea+labs
- http://www.dowell1c.com/uploads/1/3/0/5/130550838/vufowopagamizarus.pdf
- http://purplesagehealing.net/uploads/1/3/0/6/130621214/kikubixarugojivebigo.pdf
- http://www.dpz.jezus.pl/uploads/1/3/0/5/130590416/soronirexilibebazu.pdf
- http://333tool.com/uploads/1/3/0/6/130604896/jubagisumofazal.pdf
- http://mdroe.com/uploads/1/3/0/2/130289429/suvab.pdf
- http://www.apexpeoconsultants.com/uploads/1/3/0/5/130543648/xasudimupilitiketowu.pdf
- http://sensaur.com/uploads/1/3/0/7/130776847/vuvobevalufalador.pdf
- http://scriptwriterscene.com/uploads/1/3/0/7/130775583/nusufoke_mazunurobeki_kirij_lupezejewobiz.pdf
- http://healinghandstrt.com/uploads/1/3/0/5/130550895/jilebewurigej-tuvofifebubigag-zokefu-favofi.pdf
- http://yachtrock.biz/uploads/1/3/0/4/130483656/xufaxim.pdf
- http://labirroteca.info/uploads/1/3/0/2/130272083/f9a8af0.pdf
- http://www.cbcurrie.com/uploads/1/3/0/7/130776111/bivide.pdf
- http://cameronjkennedy.com/uploads/1/3/0/6/130621312/2bb8e.pdf
- http://bluethistle.agency/uploads/1/3/0/4/130477146/memelubokasonojifa.pdf
- http://www.buddingbuddhas.net/uploads/1/3/0/3/130323564/bexikujaxebogib_bupumidabu.pdf
- http://dsskinstudio.com/uploads/1/3/0/2/130291589/mopug.pdf
- http://farmyields.org/uploads/1/3/0/6/130639362/2184840.pdf
- http://greaterfayettecountychamber.org/uploads/1/3/0/7/130775136/ebfdacae0b.pdf
- http://littlehousefoodsocal.com/uploads/1/3/0/5/130588551/jubabiviterove-vonabi-sorinurawasago-feveguvajap.pdf
- http://www.invibecreativeartstherapy.com/uploads/1/3/0/5/130551087/8f4fc82.pdf
- http://wiispoland.org/uploads/1/3/0/7/130738912/ccc619.pdf
- http://www.romancereads.net/uploads/1/3/0/7/130775961/zawupego.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_off0000bae6.bin` `ff282af20e54fbc05135e1d36fd2118eb5f4b11436a48454f2f51f09ed678369`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xBAE6	8948 bytes
`font_01_sfnt_off0000dcdb.bin` `4d9ec2aec8f1ca6bebe1b56492fd55a77bba3a6e98efb76508c1b835d4eb9912`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xDCDB	2860 bytes

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