Malicious PDF — malware analysis report

Static analysis result for SHA-256 acf8599247cf6e3a…

MALICIOUS

PDF

41.8 KB Authoring application: PDFedit
MD5: 4779a6fda241fb38616580d6e20db9b7 SHA-1: 1c32d1f346fdf8b813134af62b97811e0bbba7e8 SHA-256: acf8599247cf6e3a574ca49ff147454d2b63501efcaa81994b9e7366e90c21fd
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, identified by the PDF_SEO_LINK_FARM heuristic. These links point to various domains, suggesting a link farm or redirection strategy. The ClamAV detection as Pdf.Phishing.TtraffRobotInstall-7605656-0 further supports a malicious intent, likely related to phishing or traffic manipulation. The document body itself contains fragmented text related to medical information, which may serve as a lure.

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://sandsfoleyentertainment.com/uploads/1/3/0/5/130543483/gedod_kuxuxevow_xavakoga_refigiw.pdf
    • http://tenzafansite.com/uploads/1/3/0/8/130814529/31665e81a8a51.pdf
    • http://4thandwallace.com/uploads/1/3/0/7/130738943/ripewofi.pdf
    • http://www.azgundepot.com/uploads/1/3/0/8/130813033/vimalenax-modura-nomevedas-fovakaguzaw.pdf
    • http://students2019.us/uploads/1/3/0/6/130620470/pofofil.pdf
    • http://draftav.com/uploads/1/3/0/7/130738675/pupirozitov.pdf
    • http://admiralsigns.us/uploads/1/3/0/3/130313089/lexoxorujun-jogajovare.pdf
    • http://noojoom-swissra.com/uploads/1/3/0/3/130323302/gurabibob_dunopediwu_mipugep.pdf
    • http://queenhollins.com/uploads/1/3/0/6/130621093/4520809.pdf
    • http://anzics2019.nz/uploads/1/3/0/6/130639669/5908035.pdf
    • http://yokpoupe.com/uploads/1/3/0/6/130639170/besidafowoj.pdf
    • http://airambulancethailand.com/uploads/1/3/0/4/130494478/dapatus.pdf
    • http://miraclemembership.com/uploads/1/3/0/6/130621985/5232356.pdf
    • http://mmakhaolak.com/uploads/1/3/0/4/130476601/590f1c637e.pdf
    • http://20yrsyoung.com/uploads/1/3/0/5/130540661/farewajirolisow-kawaf.pdf
    • http://www.callofthewild.ro/uploads/1/3/0/8/130814172/3234703.pdf
    • http://shadowbendtest4.com/uploads/1/3/0/3/130323624/sorawo-tenaniduxoz-wamitofemik.pdf
    • http://bearvsbaby.net/uploads/1/3/0/7/130776196/nesivemopoxaru-nikukatozuze-kibelexisuket.pdf
    • http://flow-wandering.com/uploads/1/3/0/4/130483866/3958627.pdf
    • http://facethewaste.net/uploads/1/3/0/5/130547024/9410056.pdf
    • http://collegeworksestimate.com/uploads/1/3/0/2/130289503/4520536.pdf
    • http://bimpliciti.net/uploads/1/3/0/5/130589238/de17f6968bf.pdf
    • http://serviciosaaa.com.co/uploads/1/3/0/2/130270796/maxofajejed.pdf
    • http://frenchfryfoodie.com/uploads/1/3/0/4/130483243/70d4471f.pdf
    • http://gz9c2.slpny.com/uploads/1/3/0/4/130475938/130475938.html#achilles+tendon+tear+usg
    • http://noojoom-swissra.com/uploads

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off00004080.bin
125d413be74f7e36a6ea064131d908ae5e1695e53ec0af663c6996ccdf3f8832		 pdf-font-stream PDF embedded font (sfnt) at offset 0x4080 7864 bytes

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