MALICIOUS — d55f5d8eb2a7d931d6c3548d5d19e1c2bc654feb4edd86db12e52b36f4c024fb
MALICIOUS — d55f5d8eb2a7d931d6c3548d5d19e1c2bc654feb4edd86db12e52b36f4c024fb is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 54 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
d55f5d8eb2a7d931d6c3548d5d19e1c2bc654feb4edd86db12e52b36f4c024fb - SHA-1:
09d3d3fffa0ed519a9494bb1f6d8e1a571bbbd13 - MD5:
a071f6baf509e314ef3626f26497c9ae - ssdeep:
1536:KtIHTbaVy1dKhhcpMpcKI/bWYVEvcoKDCUsBPeoWOpOwrKW81ARbMvGMMxwZIjS:uI3gyDQrlI/bWYWvcoJUq4wrCWRhMMK9 - TLSH:
T14B38D0F33297DD9D772F4B4369EA21589049EB885172F66041C8F62C98BC9BEBF00560 - Submitted as: d55f5d8eb2a7d931d6c3548d5d19e1c2bc654feb4edd86db12e52b36f4c024fb
- File type: pdf · Size: 84220 bytes
- Verdict: malicious (98/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- Emsisoft (Emergency Kit): PDF.Spam.Heur.1
- Kaspersky (KVRT): HEUR:Hoax.PDF.Phish.gen
MITRE ATT&CK
Why this verdict
The malicious score of 98/100 is the fusion of 9 weighted signals:
- ClamAV (daily) flagged Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0 (rule
Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0) - engine signal, weight 0.90, confidence 0.95 - Emsisoft (Emergency Kit) flagged PDF.Spam.Heur.1 (rule
PDF.Spam.Heur.1) - engine signal, weight 0.55, confidence 0.85 - Kaspersky (KVRT) flagged HEUR:Hoax.PDF.Phish.gen (rule
HEUR:Hoax.PDF.Phish.gen) - engine signal, weight 0.55, confidence 0.85 - MalwareAnalyser heuristics (entropy/packer) flagged high-entropy-blob (rule
high-entropy-blob) - engine signal, weight 0.35, confidence 0.70 - Embedded network infrastructure: https://adrfarysz.pl/userfiles/file/16562272399.pdf, https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/58838744103.pdf, http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161458f8a47ac9---rotewazamipizakevizo.pdf - static signal, weight 0.35, confidence 0.60
- Document active content: uri-action - static signal, weight 0.30, confidence 0.60
- Packing/obfuscation: high-entropy-blob - static signal, weight 0.25, confidence 0.55
- Contacted 6 external host(s) at runtime - network signal, weight 0.12, confidence 0.55
- Extracted generic config (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
1078 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- 23.40.52.209
- 23.11.37.157
- 20.190.167.64
- 52.253.84.76 SG · Singapore · AS8075 Microsoft Corporation
- 150.171.22.17
- 52.110.12.18 AU · Sydney · AS8075 Microsoft Corporation
- 52.110.12.45 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.207
- 23.33.238.111
- 192.168.122.112
- 150.171.28.11
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=how+do+prokaryotic+cells+differ+from+eukaryotic+ones
- https://adrfarysz.pl/userfiles/file/16562272399.pdf
- https://www.hs-hofgastein.salzburg.at/ckfinder/userfiles/files/58838744103.pdf
- http://www.christinemartin.co.uk/wp-content/plugins/formcraft/file-upload/server/content/files/161458f8a47ac9---rotewazamipizakevizo.pdf
- http://sun-marche.com/app/webroot/js/ckfinder/userfiles/files/biriwijel.pdf
- http://bipaf.org/2009_home/upload/editor/file/zedeved.pdf
- http://accessiblevehicleservices.com/userfiles/file/dozajajoforofo.pdf
- https://sysyanginguvenlik.com/uploads/files/97935692114.pdf
- http://grandfiltr.com/files/file/tisaz.pdf
- https://albertscience.com/ckfinder/userfiles/files/tirevabubizudusub.pdf
- https://autotoner123.com/home/autotone/public_html/ckeditortest_WORKING/ckfinder/userfiles/files/bereb.pdf
- http://mariekevanvlierden.nl/survey/userfiles/files/17073447169.pdf
- https://markapin.com/calisma2/files/uploads/kuzevipobixagixomo.pdf
- http://mtecommerce.it/public/news/file/50180650036.pdf
- http://tysons-cafe.com/uploads/files/37582072907.pdf
- https://chiuman-hk.com/images/file/gusosebabilesi.pdf
- https://mystruggle.uk/indigo/ckfinder/userfiles/files/vetivozor.pdf
- http://multiseal.com.ph/wp-content/plugins/formcraft/file-upload/server/content/files/161375f90d5a83---87568667234.pdf
- https://editora-arara-azul.com.br/site/admin/ckfinder/userfiles/files/68333798837.pdf
- https://vaitinhdien.com/app/webroot/upload/files/42196843828.pdf
- https://85097781.com/upload/files/wowutofukedop.pdf
- http://geredekombiservisi.com/userfiles/file/49214151891.pdf
- https://iieng.org/editor/ckfinder/userfiles/files/38661907407.pdf
- http://pmrs.ps/userfiles/file/kesujo.pdf
- http://tsraccountants.nl/mailing/images/photo/file/kawijesimugabop.pdf
Embedded domains
- feedproxy.google.com
- adrfarysz.pl
- www.christinemartin.co.uk
- sun-marche.com
- bipaf.org
- accessiblevehicleservices.com
- sysyanginguvenlik.com
- grandfiltr.com
- albertscience.com
- autotoner123.com
- mariekevanvlierden.nl
- markapin.com
- mtecommerce.it
- tysons-cafe.com
- chiuman-hk.com
- mystruggle.uk
- editora-arara-azul.com.br
- vaitinhdien.com
- 85097781.com
- geredekombiservisi.com
- iieng.org
- tsraccountants.nl
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 52.253.84.76
- 52.110.12.18
- 52.110.12.45
- 4.230.171.124
- 57.155.104.224
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report