MALICIOUS — 8b9b6f9b90a709ccdc1a262cfc087d22075b236bdc82acdaffb05cc06d445567
MALICIOUS — 8b9b6f9b90a709ccdc1a262cfc087d22075b236bdc82acdaffb05cc06d445567 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:
8b9b6f9b90a709ccdc1a262cfc087d22075b236bdc82acdaffb05cc06d445567 - SHA-1:
924042db834bf820dd60696ed5155a03ee430177 - MD5:
b3991e51158161acd69b69a7f1b0248a - ssdeep:
1536:yuy7VlzZjvTEXv0vv7QyNp7DcVc/ZfnKWzcpakkRZWbpONKtE:K7VlZUXMvcO4VyxtlRbNJ - TLSH:
T19C37CFF32197CE5CBB9A8F43ADE71169704AE29960329B6040C4BB2CD47C5BDBF10A51 - Submitted as: 8b9b6f9b90a709ccdc1a262cfc087d22075b236bdc82acdaffb05cc06d445567
- File type: pdf · Size: 72170 bytes
- Verdict: malicious (98/100)
Detections (4 of 54 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
- 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-d2528dad23a95d95-d2528dad23a95d95-10044376-0 (rule
Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0) - 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: http://jmk.kr/ckfinder/userfiles/files/zewemimonugonel.pdf, http://branonperformance.com/ckfinder/userfiles/files/63578730558.pdf, http://kprmk.pl/userfiles/file/10134192920.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 11 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)
1013 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- _dosvc._tcp.local
- 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
- 23.33.238.178
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 4.247.188.224 IN · Pune · AS8075 Microsoft Corporation
- 20.247.184.197 SG · Singapore · AS8075 Microsoft Corporation
- 104.18.33.89 US · San Francisco · AS13335 Cloudflare, Inc.
- 135.233.95.144 US · Des Moines · AS8075 Microsoft Limited
- 51.11.192.48 FR · Paris · AS8075 Microsoft Limited UK
- 151.101.30.172
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/FevRqgeaUVY/uplcv?utm_term=mm2+value+trade
- http://jmk.kr/ckfinder/userfiles/files/zewemimonugonel.pdf
- http://branonperformance.com/ckfinder/userfiles/files/63578730558.pdf
- http://kprmk.pl/userfiles/file/10134192920.pdf
- https://vmkstroi.ru/wp-content/plugins/super-forms/uploads/php/files/c90a8f74ff56be8be62987a79c03adf8/94717518248.pdf
- http://debseven.net/UserFiles/File/96236027085.pdf
- http://tcsklife.com/filespath/files/20210913210710.pdf
- http://tekizolasyon.com/ckfinder/userfiles/files/30981593194.pdf
- http://embeddedhr.com/ckfinder/userfiles/files/7176749218.pdf
- http://discus-rus.ru/upl/file/62276173093.pdf
- https://christianboudreau.com/wp-content/plugins/formcraft/file-upload/server/content/files/1613fcf0e44723---wupatomukepizopa.pdf
- http://citysoupsbellevue.com/uploads/files/39442483303.pdf
- http://adaviestransportltd.com/userfiles/file/neteki.pdf
- http://testplanet.nl/uploads/files/popug.pdf
- https://dacola.com/upload/files/67629058049.pdf
- https://oykufestivali.com/ckfinder/userfiles/files/kaliwon.pdf
- http://bloodfaces.de/attachment/file/jezamejosadununevom.pdf
- http://dulichtantai.com/files/uploaded/files/26044211432.pdf
- http://77owship.netsociality.com/upload/files/86229919788.pdf
- http://lamardaegu.com/upfile/user/file/fewomenomilikapur.pdf
- http://ariege.proximeo.com/ckfinder/userfiles/files/4747973886.pdf
- https://carthink.org/wp-content/plugins/formcraft/file-upload/server/content/files/1613e41a12247e---mevefeginig.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
Embedded domains
- feedproxy.google.com
- jmk.kr
- branonperformance.com
- kprmk.pl
- vmkstroi.ru
- debseven.net
- tcsklife.com
- tekizolasyon.com
- embeddedhr.com
- discus-rus.ru
- christianboudreau.com
- citysoupsbellevue.com
- adaviestransportltd.com
- testplanet.nl
- dacola.com
- oykufestivali.com
- bloodfaces.de
- dulichtantai.com
- 77owship.netsociality.com
- lamardaegu.com
- ariege.proximeo.com
- carthink.org
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 85.210.196.11
- 203.26.79.13
- 20.42.179.192
- 135.233.95.80
- 4.230.171.124
- 4.247.188.224
- 20.247.184.197
- 104.18.33.89
- 135.233.95.144
- 51.11.192.48
- 20.165.94.63
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report