Malicious PDF — malware analysis report

Static analysis result for SHA-256 722815c42192bb20…

MALICIOUS

PDF

55.6 KB Authoring application: LibreOffice First seen: 2020-09-24
MD5: 51b7d279864b6dfc8b3cbb60e0d654fc SHA-1: 41b371f6daf867e80c74cf484c8a9eb8876671b6 SHA-256: 722815c42192bb2011dc48f63a1586add3e490f0daaa6135ae586aa21b30532c
192 Risk Score

Malware Insights

MITRE ATT&CK
T1566.001 Spearphishing Attachment

This PDF file was detected as malicious by ClamAV and an ML classifier, exhibiting characteristics of a phishing lure. The document body and embedded artifacts contain numerous URLs pointing to external PDF files, suggesting a link farm designed to redirect users. The heuristic 'SE_MFA_LURE' indicates the document may be attempting to harvest credentials or MFA codes.

Machine Learning

  • Nyx PDF Classifier malicious score 0.9999

Heuristics 4

  • ClamAV: Pdf.Phishing.TtraffRobotInstall-7605656-0 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Pdf.Phishing.TtraffRobotInstall-7605656-0
  • 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.
  • MFA / one-time-code harvesting lure high SE_MFA_LURE
    Document asks for a one-time code, authenticator approval, or MFA confirmation — consistent with credential phishing kits that steal session tokens or abuse multi-factor authentication
  • 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://molim.net/uploads/1/3/0/7/130776159/famaxebarujaji_nagoxilazaxetig.pdf In PDF document text
    • http://movemissouri.com/uploads/1/3/0/5/130551186/petonufasodufat-vowogej-sodoluso-fedoxezalokamo.pdfIn PDF document text
    • http://bellarineearthworks.net/uploads/1/3/0/4/130476557/pobuvix.pdfIn PDF document text
    • http://mmalonecelebrantservices.online/uploads/1/3/0/7/130776812/2552076.pdfIn PDF document text
    • http://advertisingarchives.net/uploads/1/3/0/5/130589371/bazezurak.pdfIn PDF document text
    • http://petrocartaenergy.com/uploads/1/3/0/5/130590143/9297783.pdfIn PDF document text
    • http://occupassion.co/uploads/1/3/0/6/130639464/kebuwozobuwog_tivevawominov.pdfIn PDF document text
    • http://possumworkz.net/uploads/1/3/0/7/130739763/9652845.pdfIn PDF document text
    • http://merkabaone.com/uploads/1/3/0/7/130739894/nemakadu.pdfIn PDF document text
    • http://meridenoilcompany.com/uploads/1/3/0/3/130379307/bilol.pdfIn PDF document text
    • http://reclaimyourhealth.info/uploads/1/3/0/5/130539554/silelo_gesadibelirekom_xudodix_xuziguwib.pdfIn PDF document text
    • http://parkscore.net/uploads/1/3/0/7/130738966/wubajelevudesi.pdfIn PDF document text
    • http://recstats.net/uploads/1/3/0/5/130551441/rukoxifuvo-zefagak.pdfIn PDF document text
    • http://tspintel.org/uploads/1/3/0/3/130323295/wovizifuxamirix.pdfIn PDF document text
    • http://almanaquecircular.com/uploads/1/3/0/4/130436357/875ffcdca629.pdfIn PDF document text
    • http://healthystartwebinar.com/uploads/1/3/0/4/130436390/betixiwevovof_lutirilaw.pdfIn PDF document text
    • http://infinityhealingcenter.com/uploads/1/3/0/8/130813398/97b18fc2057.pdfIn PDF document text
    • http://paynezone.com/uploads/1/3/0/7/130775447/5641003.pdfIn PDF document text
    • http://fordf25.info/uploads/1/3/0/5/130588370/baxolaxe.pdfIn PDF document text
    • http://nickandsam.net/uploads/1/3/0/3/130379114/segorizuzunikew.pdfIn PDF document text
    • http://apolloniacampaign.info/uploads/1/3/0/4/130489523/vovibu.pdfIn PDF document text
    • http://aqueenwithpurposeshop.com/uploads/1/3/0/8/130813818/130813818.html#ayushman+card+hospital+list+indoreIn PDF document text

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
font_00_sfnt_off0000139c.bin pdf-font-stream PDF embedded font (sfnt) at offset 0x139C 8320 bytes
SHA-256: 2de8d3a395b575bcd181ea9beaf2bd61ccd41ec0a38912be5826c366fca6401f