Malicious PDF — malware analysis report

Static analysis result for SHA-256 e414a7f4bfeb0725…

MALICIOUS

PDF

39.9 KB Authoring application: QPDF
MD5: 64b166f33272bc65e137c3f13aee70b7 SHA-1: 678c59a9e38956c4a315b7c30180d097beb58f9a SHA-256: e414a7f4bfeb07251d72977a321d90599563a29452077328fcd594870db41636
120 Risk Score

Malware Insights

MITRE ATT&CK
T1566.002 Spearphishing Attachment T1059.001 PowerShell

The PDF file contains a large number of embedded links to external PDF documents hosted on various domains. This technique is commonly used to distribute phishing content or redirect users to malicious websites. The ClamAV detection 'Pdf.Phishing.TtraffRobotInstall-7605656-0' further supports the phishing and traffic redirection nature of this file. 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://amatowoodcrafts.com/uploads/1/3/0/6/130620956/sezod-voluvoki-wuvoxasuxevaji-xomerovaj.pdf
    • http://aozora-project.org/uploads/1/3/0/5/130538956/1895254.pdf
    • http://myladykarma.com/uploads/1/3/0/6/130639318/rejilawawenu.pdf
    • http://aminasdayhome.com/uploads/1/3/0/6/130639342/gasiguvabimov.pdf
    • http://thehockeydennl.com/uploads/1/3/0/3/130313728/7335185.pdf
    • http://scrocco-kelly-dialogue-portfolio.com/uploads/1/3/0/7/130776698/3f08c554838146.pdf
    • http://ninaalessandri.com/uploads/1/3/0/8/130814229/7af373169621ca3.pdf
    • http://digitalvitaminagency.com/uploads/1/3/0/6/130620275/mufizib-ditelorekovu-mafodefo-sesalejedolarim.pdf
    • http://theperfectpresentation.com/uploads/1/3/0/7/130738914/5664927.pdf
    • http://www.lifeauthentic.net/uploads/1/3/0/6/130605238/gafod-kotevibitudazi-wupewa-letosarinaz.pdf
    • http://theparduehouse.com/uploads/1/3/0/2/130289479/nirivaligu.pdf
    • http://blackbusinessexpo1.com/uploads/1/3/0/5/130552097/8684706.pdf
    • http://ellachinn.com/uploads/1/3/0/8/130813696/jexix.pdf
    • http://chicagotoeflschool.com/uploads/1/3/0/6/130604317/6270393.pdf
    • http://ryansjewelryshop.com/uploads/1/3/0/6/130603861/wuwekatoluganalosuj.pdf
    • http://transcendence.community/uploads/1/3/0/5/130590594/6374394.pdf
    • http://noordzeebanket.com/uploads/1/3/0/7/130739729/mutilejopivabam.pdf
    • http://clarazul.com/uploads/1/3/0/6/130604729/mipexorabaxeporog.pdf
    • http://mjheating.com/uploads/1/3/0/5/130590567/130590567.html#pdf+buku+agama+islam+kelas+12+kurikulum+2013
    • http://ninaalessandri.com/uploa

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00003ea4.bin
dc7847e532defbb2e321cc2a05abcaea06803624e6eab00b93244d1452a92e16		 pdf-font-stream PDF embedded font (sfnt) at offset 0x3EA4 8316 bytes

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