MALICIOUS — 3c9cfabd0cb3ef4d75adcdd28db7a8e6ba28de44fe177f5bf06bb4a2e36b254e
MALICIOUS — 3c9cfabd0cb3ef4d75adcdd28db7a8e6ba28de44fe177f5bf06bb4a2e36b254e is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 4 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
3c9cfabd0cb3ef4d75adcdd28db7a8e6ba28de44fe177f5bf06bb4a2e36b254e - SHA-1:
c8d5aea07a0313829636eb202fe113fa372e50dc - MD5:
fc7920fc80cc1410eee5394d2b4e1cfe - ssdeep:
1536:/GHslMMl1Rz1KVHf5MLQslV4Al3dEt9Sq0EVDLWypOlWWx7urc8MkbI40P2:LMMz94xf2ssDpHEt9SWhklD7+cFV4v - TLSH:
T1DA38CFF3609BDE5C7A9ADF0324E71529608AD38C5163EBA0448D7B6CE67C9FD6E10120 - Submitted as: 3c9cfabd0cb3ef4d75adcdd28db7a8e6ba28de44fe177f5bf06bb4a2e36b254e
- File type: pdf · Size: 82546 bytes
- Verdict: malicious (95/100)
Detections (4 of 53 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 95/100 is the fusion of 6 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 - Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://wastran.ru/uplcv?utm_term=number+of+zeros+in+trillion, http://teusz.pl/UserFiles/file/widiwinoxinulajekebenus.pdf, http://ikhmongol.mn/ckfinder/userfiles/files/41727792494.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
- Extracted generic config (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9697 behavior events · 0 ATT&CK techniques · 3 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- to-do.office.com
- staging.to-do.officeppe.com
- teams.cloud.microsoft
- outlook.office.com
- outlook.office365.com
- outlook.cloud.microsoft
- 2.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- b.f.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 250.255.255.239.in-addr.arpa
- 3.0.0.0.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.f.f.ip6.arpa
- 252.0.0.224.in-addr.arpa
- desktop-hsgcbep
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
f51e37c2eb66080af972f9c23e65a20087b183dc4b1469043bd0111741d8e367 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\a8777a02f32f6b8495214f98e3ddcc0a.png -
59179ec37655242ec860d26ef463e21e6b7d9c1ab4cdd01184f57849c468a7fb - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://wastran.ru/uplcv?utm_term=number+of+zeros+in+trillion
- http://teusz.pl/UserFiles/file/widiwinoxinulajekebenus.pdf
- http://ikhmongol.mn/ckfinder/userfiles/files/41727792494.pdf
- https://masterok-kovka.ru/wp-content/plugins/super-forms/uploads/php/files/25dda1f0c66502f52f9849edbff13737/8448661419.pdf
- http://nuyewpilot.academy/wp-content/plugins/super-forms/uploads/php/files/498aa7c7533d2ee70293ed1bf0cbb665/xoruviduvuvev.pdf
- https://swiz.eu/files/editor/15995141306.pdf
- http://steffis-strassladen.de/userfiles/file/69247434837.pdf
- http://www.leasebridge.com/CKUPimg/files/49091227901.pdf
- http://farmina.ru/uploads/files/teterape.pdf
- http://nprofit.hk/userfiles/jelogawovemoto.pdf
- https://ddriu.hu/wp-content/plugins/super-forms/uploads/php/files/9cefd7cce8e6b8f16ea2d06d66d4cd1e/94194031061.pdf
- http://ldkxzzs.com/images/userfiles/file/bosoke.pdf
- https://www.advids.io/wp-content/plugins/formcraft/file-upload/server/content/files/161357b8803524---kobunada.pdf
- http://sieckultury.pl/wp-content/plugins/super-forms/uploads/php/files/35651276a002d41802815363a27ed01a/9779364614.pdf
- http://pilatesmystyle.com/userfiles/files/63559517670.pdf
- https://growmytruck.com/wp-content/plugins/super-forms/uploads/php/files/7cfa22a076091cfbfb75537b6a3db47c/32154342336.pdf
- https://atlastoursntravels.com/userfiles/file/tedes.pdf
- http://www.mezmat.ru/ckfinder/userfiles/files/68107053916.pdf
- http://entone.es/wp-content/plugins/super-forms/uploads/php/files/3ca606203cdb640f9297b8cfe47c3f20/jidawuxalovatibugugamer.pdf
- http://youngdongtec.com/userfiles/file/jobovof.pdf
- http://galeriejacqueselbaz.com/userfiles/file/senatetofixe.pdf
- http://almar-bus.pl/userfiles/file/zinoj.pdf
- https://feng-shuiworld.com/userfiles/file/14583935314.pdf
- https://sdhouse.info/ckfinder/userfiles/files/24525063303.pdf
- https://hsdinstruments.nl/uploads/files/22378746766.pdf
Embedded domains
- wastran.ru
- teusz.pl
- masterok-kovka.ru
- swiz.eu
- steffis-strassladen.de
- www.leasebridge.com
- farmina.ru
- nprofit.hk
- ldkxzzs.com
- www.advids.io
- sieckultury.pl
- pilatesmystyle.com
- growmytruck.com
- atlastoursntravels.com
- www.mezmat.ru
- entone.es
- youngdongtec.com
- galeriejacqueselbaz.com
- almar-bus.pl
- feng-shuiworld.com
- sdhouse.info
- hsdinstruments.nl
- cansuyu.org
- discarga.com
- www.w3.org
Embedded IP addresses
- 40.84.85.40
- 135.232.92.137
- 74.178.76.44
- 52.168.117.170
- 4.150.223.104
- 20.184.175.16
- 52.110.12.4
- 4.230.171.124
- 52.230.59.222
- 52.168.112.66
- 72.145.35.99
- 203.26.79.13
- 52.123.129.14
- 52.168.117.174
- 92.223.78.30
- 40.79.150.123
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report