PDF malware analysis — malicious · 3757381f55003d5e

MALICIOUS

PDF

44.2 KB Authoring application: GIMP

MD5: ee0e1b068aece1024e563a47afdb2a36 SHA-1: 1c385ef65b7e59377e9905c4dd7b4055daa9f524 SHA-256: 3757381f55003d5edd48fc7f5ad4d8a86abf44c2101a4e685b6bc515288d008e

150 Risk Score

Malware Insights

MITRE ATT&CK

T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded URLs pointing to other PDF files across various domains. This behavior is indicative of a link farm or a distribution mechanism for further malicious content. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' and the ML classifier strongly suggest malicious intent. No scripts were extracted from this sample, and the document body content was heavily obfuscated and truncated, preventing a deeper analysis of its specific lure.

Machine Learning

Nyx PDF Classifier malicious score 0.9996

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.
ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION

ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
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://sanlob.com/uploads/1/3/0/5/130589312/6410720.pdf
- http://fashiontrendingstyles.com/uploads/1/3/0/3/130379431/sovibojuj.pdf
- http://www.betterthanable.com/uploads/1/3/0/8/130874655/5533577.pdf
- http://beautykonstanz.com/uploads/1/3/0/6/130604519/1154904.pdf
- http://stegygroupinc.com/uploads/1/3/0/4/130435520/bavagef.pdf
- http://kptranstaniebusy.pl/uploads/1/3/0/7/130775610/09e81.pdf
- http://insuremerealty.com/uploads/1/3/0/6/130639807/d0aeab99.pdf
- http://heypw.com/uploads/1/3/0/8/130813848/semowav.pdf
- http://alicewild.shop/uploads/1/3/0/6/130640069/detotetufevevil.pdf
- http://msportsix.com/uploads/1/3/0/6/130639256/5605612.pdf
- http://ankarast.com/uploads/1/3/0/2/130271082/2fa9ddf4f.pdf
- http://cimisupport.com/uploads/1/3/0/4/130483122/13f977295.pdf
- http://kashirajapan.com/uploads/1/3/0/5/130589115/1094319.pdf
- http://webuyanytoy.co.uk/uploads/1/3/0/8/130874497/3cec6.pdf
- http://providencecard.com/uploads/1/3/0/5/130588816/dizupedomoguf.pdf
- http://newhopephotographylakeland.com/uploads/1/3/0/4/130477170/7265378.pdf
- http://hosierygirl.com/uploads/1/3/0/7/130775130/937b755bf7c.pdf
- http://hypnotherapymusic.net/uploads/1/3/0/7/130775365/1650d2.pdf
- http://nettletonband.com/uploads/1/3/0/6/130604083/tabid-kovimagis.pdf
- http://clearwaterconcerts.org/uploads/1/3/0/6/130639528/sarotolukupaxa.pdf
- http://clients.kreativo.me/uploads/1/3/0/7/130739311/bujugemaporuvesen.pdf
- http://www.artsandcraftsbaits.com/uploads/1/3/0/3/130379429/bunatoxaresudubut.pdf
- http://solidinvestmentgroupbvba.com/uploads/1/3/0/5/130551058/xotojaporukuvudido.pdf
- http://74-123-72-91.mgwnet.com/uploads/1/3/0/7/130775211/130775211.html#capitalism+vs+socialism+vs+communism+reddit
- http://kashirajapan.com/uploads/1/3/0/5/130589115/109431

Extracted artifacts 2

Files carved from inside the sample during analysis.

Filename	Kind	Source	Size
`font_00_sfnt_off00003572.bin` `779aa567746046747dac965df7fdfb06ff632674a0a99ce247a327bf89f0fa63`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x3572	16036 bytes
`font_01_sfnt_off00004c60.bin` `a1b4b7e0f7421d9a19dd4132274aaa845edc79e9ff867efba9be942502695b99`	pdf-font-stream	PDF embedded font (sfnt) at offset 0x4C60	7372 bytes

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