PDF malware analysis — malicious · 9e8e332c47c4eb41

MALICIOUS

PDF

64.7 KB Created: 2020-03-08 07:18:31 +02:00 Authoring application: wkhtmltopdf 0.12.1.4 (via Qt 4.8.6)

MD5: bb9c46f84e673cc6010fa22c2bd3582e SHA-1: 043c3d1dc906b01410e79081b6097d2cacea3168 SHA-256: 9e8e332c47c4eb41703e8582470fec34df2d40416366b848a818217c9eef8912

92 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1059.001 PowerShell

The PDF contains a large number of external links, identified as a 'PDF_SEO_LINK_FARM' heuristic. The document body, though partially corrupted, contains text suggesting it is related to synonyms and antonyms, likely a lure. The primary attack pattern involves directing users to numerous external URLs, potentially for SEO spam or to host further malicious content. No scripts were extracted from this sample.

Machine Learning

Nyx PDF Classifier malicious score 1.0000

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://juicyscoopobsessed.com/uploads/1/3/0/8/130813658/130813658.html#synonyms+and+antonyms+list+in+english+hindi
- http://olybeescoffee.com/uploads/1/3/0/6/130604459/futobelin.pdf
- http://morlok.com/uploads/1/3/0/8/130874220/zukefusutekarozifi.pdf
- http://jacobsa.com/uploads/1/3/0/2/130270945/11c13.pdf
- http://immediate-insight.com/uploads/1/3/0/7/130738512/f82e131c39b484e.pdf
- http://harmonscustommadegrills.com/uploads/1/3/0/7/130775294/1602665.pdf
- http://graysgreenclubofamerica.org/uploads/1/3/0/6/130604892/buvediboro.pdf
- http://morbid-obesity.info/uploads/1/3/0/2/130289702/rizilijutek.pdf
- http://thedreamoilshoppe.com/uploads/1/3/0/4/130488574/libugegilomaba_veselan_sagikuv.pdf
- http://my-genuine-life.com/uploads/1/3/0/8/130814933/ceb287cc42dc.pdf
- http://netballinthecommunity.co.uk/uploads/1/3/0/6/130621119/2623384.pdf
- http://shhugarshop.com/uploads/1/3/0/2/130289158/xusoladabo_tikiminedakele_gofamejijerosa_ropofelus.pdf
- http://mail.transitplatz-nein.ch/uploads/1/3/0/7/130776533/tufupegabu.pdf
- http://shop-msdesigns.com/uploads/1/3/0/6/130604488/5283125.pdf
- http://bairdsandthebeesca.com/uploads/1/3/0/3/130313504/pakusetowigusowura.pdf
- http://drinking-frisky.com/uploads/1/3/0/5/130551335/5357408.pdf
- http://keyluxrealtygroup.com/uploads/1/3/0/4/130476152/374b975.pdf
- http://ashleyksanchez.com/uploads/1/3/0/6/130639750/6852529.pdf
- http://www.emergingbrandspartners.com/uploads/1/3/0/6/130639945/4ad868788d9e0.pdf
- http://leahphillipsmusic.com/uploads/1/3/0/2/130274338/nuwiderepi.pdf
- http://www.mynutrition101.com/uploads/1/3/0/2/130287547/povipotadoladin.pdf
- http://trustedfinancialpro.com/uploads/1/3/0/6/130620375/wegogibew_julib_ranabeketibegij.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_off0000a470.bin` `48a3b41772d2229987736ff6de791c626d2b133a5fc9e21c5b86e5263bad68c4`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xA470	7540 bytes
`font_01_sfnt_off0000c19e.bin` `333a238e1e522c4c7fd4fc6b6c387715d00ba3a2e7dc3e5bbbbbc018646a4457`	pdf-font-stream	PDF embedded font (sfnt) at offset 0xC19E	18064 bytes

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