MALICIOUS — b41bc048ad1449fe0a1f9446ae65829fd08b315140f6813d842bc9b631daab99
MALICIOUS — b41bc048ad1449fe0a1f9446ae65829fd08b315140f6813d842bc9b631daab99 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:
b41bc048ad1449fe0a1f9446ae65829fd08b315140f6813d842bc9b631daab99 - SHA-1:
47bb3379c61158ad8a602ecc2a5874b919701188 - MD5:
1216d609f68542141324de8586f34f89 - ssdeep:
1536:W4Jh41e/eyx2bcVEyEj4uOZzuZkwxe3V/sz46jtf4WUrUliWcpOm6Cb:l749yx0cVBKEZzuZNq0z46jtfHlFmN - TLSH:
T17137C0F321D7ED4C7B878B03A9AA109D908DE3886661EB50418CB76CD97C5BE7F00961 - Submitted as: b41bc048ad1449fe0a1f9446ae65829fd08b315140f6813d842bc9b631daab99
- File type: pdf · Size: 73297 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 14 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://ccshecea.org/upload/files/lisatibep.pdf, http://urgentcarepb.net/userfiles/file/zulesewipofukitusaturuwo.pdf, http://aranysolyomfeszke.hu/editor_up/41671680545.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9673 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
- _dosvc._tcp.local
- ntp.ubuntu.com
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 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
- 252.0.0.224.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
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
ec2f2b6d94e7e7d28f3e702b57208b06b1194c131b6fceba66761f471a57e827 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\ae444b6b49980173131397c98cb75384.png -
e601888e9fc546fc590ee5d1d91783d44609920aea3b552ed5805071ae5b00fa - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=torque+burnout+download
- http://ccshecea.org/upload/files/lisatibep.pdf
- http://urgentcarepb.net/userfiles/file/zulesewipofukitusaturuwo.pdf
- http://aranysolyomfeszke.hu/editor_up/41671680545.pdf
- http://penzionnakrizankach.cz/ckfinder/userfiles/files/50525981629.pdf
- http://garagehayashi.com/js/upload/files/80255902628.pdf
- http://electronicaindex.nl/images/uploads/75691878212.pdf
- http://inruho.ru/ckfinder/userfiles/files/3007730706.pdf
- http://imcborivali.org/userfiles/file/lepugogap.pdf
- http://aaaexpressheating.com/userfiles/file/33406143751.pdf
- http://www.laterveer-biesenbeek.nl/ckfinder/userfiles/files/bobumemixekonenowizajixi.pdf
- https://anctools.com/ckfinder/userfiles/files/27469935710.pdf
- https://alquimia.in/admin/fckeditor/editorfile/13690713791.pdf
- http://luckysim.com/userfiles/file/navixexanomarepu.pdf
- http://vietcem.vn/public/default/ckeditor/files/rupazemedufa.pdf
- https://rhythmcprandfirstaid.com/wp-content/plugins/super-forms/uploads/php/files/7ef2cd5eadafbb03fba7238046938468/nuselada.pdf
- https://sapporomn.com/userfiles/files/vavojenuzalipixelunuxen.pdf
- http://marsalanoleggio.it/userfiles/files/31491021618.pdf
- http://goldenpeak.it/userfiles/files/35137492518.pdf
- https://vildmarksjagt.dk/userfiles/file/kativepifibo.pdf
- http://quangcaovuanh.com/vietkiendo/upload/file/wagarupuvenogixuvemov.pdf
- https://phucatgarment.com.vn/ckfinder/userfiles/files/57987778656.pdf
- https://lee-trading.tw/archive/upload/files/50835342642.pdf
- https://nbcmedia.vn/ckfinder/userfiles/files/jozilabebisisi.pdf
- http://abpaluso.com/upload/file/pigujavikirite.pdf
Embedded domains
- feedproxy.google.com
- ccshecea.org
- urgentcarepb.net
- garagehayashi.com
- electronicaindex.nl
- inruho.ru
- imcborivali.org
- aaaexpressheating.com
- www.laterveer-biesenbeek.nl
- anctools.com
- alquimia.in
- luckysim.com
- rhythmcprandfirstaid.com
- sapporomn.com
- marsalanoleggio.it
- goldenpeak.it
- quangcaovuanh.com
- lee-trading.tw
- abpaluso.com
- uat2.hkha.com.hk
- www.w3.org
- purl.org
- ns.adobe.com
- aranysolyomfeszke.hu
- penzionnakrizankach.cz
Embedded IP addresses
- 4.247.188.233
- 4.230.171.124
- 52.230.60.54
- 74.179.77.164
- 74.179.77.204
- 20.76.201.171
- 52.123.128.14
- 74.178.76.44
- 72.154.7.17
- 203.26.79.13
- 20.184.175.20
- 92.223.78.30
- 4.207.44.75
- 4.209.250.170
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Analyzed on MalwareAnalyzer by Cyble · Open interactive report