Malicious PDF — malware analysis report

Static analysis result for SHA-256 2ad18dfccb8fd962…

MALICIOUS

PDF

63.3 KB Authoring application: pstoedit
MD5: 935b9a87584b88518297e52d28c8b180 SHA-1: 5cd58db331b2221cf9a1913ee23e53eb80892073 SHA-256: 2ad18dfccb8fd962bf344e65f3e5bdb6ddaeb04204a89329c95ae12cb8d21010
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment T1204.002 Malicious Link

The PDF file contains a large number of embedded external links, as indicated by the PDF_SEO_LINK_FARM heuristic. The ClamAV detection of Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a phishing or malicious traffic redirection intent. The document body, though heavily obfuscated, contains numerous URLs pointing to other PDF files, reinforcing the link farm and potential redirection or phishing attack pattern. No scripts were extracted from this sample.

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://colormefitmd.com/uploads/1/3/0/6/130639504/mitotasibej-fewiwomidatu-fesejininowibid.pdf
    • http://zyss.fi/uploads/1/3/0/4/130436483/2746618.pdf
    • http://rikrecruitment.com/uploads/1/3/0/6/130603825/nosapateler.pdf
    • http://wozi.insnet.ru/uploads/2020/01/27/98559.pdf
    • http://akkijyrkka.com/uploads/1/3/0/5/130543155/9565690.pdf
    • http://natonee.com/uploads/1/3/0/6/130639648/kovuxadotozuze-vukanan-gemuxupano.pdf
    • http://acarroll-wallace.com/uploads/1/3/0/6/130604566/mokis-ridejivo.pdf
    • http://mormon-clothes.com/uploads/1/3/0/5/130541308/198932.pdf
    • http://shoalcreekinteriors.com/uploads/1/3/0/4/130483041/128eef232.pdf
    • http://braveandgentle.net/uploads/1/3/0/4/130477228/3970342.pdf
    • http://alexandraresmerita.eu/uploads/1/3/0/6/130603946/8633761.pdf
    • http://power101jamz.net/uploads/1/3/0/6/130604125/939ab3de14b81.pdf
    • http://mammafysio.se/uploads/1/3/0/5/130551423/gegadopakeronikimaj.pdf
    • http://stampexinternational.com/uploads/1/3/0/2/130288514/nawisawejigakixewofe.pdf
    • http://mobilecraftbottlingcompany.com/uploads/1/3/0/2/130272241/deweguxoxasowe.pdf
    • https://sadumodu.weebly.com/uploads/1/3/0/4/130488331/sidiruleleko.pdf
    • http://sobu.windowscaner.ru/uploads/2020/01/29/5b1b89c.pdf
    • http://kittoconsultancy.com/uploads/1/3/0/3/130323984/5244168.pdf
    • http://wel.l4d4.ru/uploads/2020/01/27/f3a55.pdf
    • http://noj.anonima-net.fun/uploads/2020/01/27/ninasefig.pdf
    • https://rezalodapigar.weebly.com/uploads/1/3/0/2/130287445/1923358.pdf
    • http://mybabybubulah.com/uploads/1/3/0/4/130483508/3693893.pdf
    • http://natgastrucks.com/uploads/1/3/0/5/130543653/nimup.pdf
    • http://walk-cards.com/uploads/1/3/0/2/130270813/debakibusuk.pdf
    • http://no-drift.com/uploads/1/3/0/5/130550976/130550976.html#c%C3%A1c+m%E1%BA%ABu+powerpoint+%C4%91%E1%BA%B9p+mien+phi

Extracted artifacts 3

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00001970.bin
d083909866098d97609f47ebb6700500cee6501de72374b5f23bb0e1839599f7
pdf-font-stream PDF embedded font (sfnt) at offset 0x1970 11044 bytes
font_01_sfnt_off00009d28.bin
27aad4e7100ae85831cc1a9cf4859e84521ff6b1ee9ac199fa10e6c4d4b25dad
pdf-font-stream PDF embedded font (sfnt) at offset 0x9D28 2736 bytes
font_02_sfnt_off0000a7e7.bin
2155033f7a5901248f11e0c70d714fca807d079e12adad85dac75bc3f523d5ca
pdf-font-stream PDF embedded font (sfnt) at offset 0xA7E7 23668 bytes