MALICIOUS — 668b8dc569940d1ed5dd503e4110c71f83b46db8a5011ad72e80690f94ff2ec7
MALICIOUS — 668b8dc569940d1ed5dd503e4110c71f83b46db8a5011ad72e80690f94ff2ec7 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
668b8dc569940d1ed5dd503e4110c71f83b46db8a5011ad72e80690f94ff2ec7 - SHA-1:
dacc74138dd32b3514be44de6c50136617863c62 - MD5:
4171c2d141eef7dd4ae8f72baf4acc3b - ssdeep:
1536:uc2J7YtptVvOZrusvWfP6j2bk+5yMmyPKJJY2qJrxNI3PyWGYHFui+bn+WcpOmKt:T2JruOjJMDsJY2q3NI3PPZ+bnRm2 - TLSH:
T1A438D0F320DBDD4CBA975F0359EA116D6086E3C85261DB905088FB3C992CABDFB24941 - Submitted as: 668b8dc569940d1ed5dd503e4110c71f83b46db8a5011ad72e80690f94ff2ec7
- File type: pdf · Size: 83014 bytes
- Verdict: malicious (98/100)
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 98/100 is the fusion of 7 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 - Embedded link rated malicious by URL analysis: http://preciz.com/uploads/wysiwyg/files/84787351658.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 19 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://ubranni.com/uploader/files/wifurutimipewakuwile.pdf, https://www.huaikrachaohospital.go.th/assets/global/lib/ckfinder/userfiles/files/23332024183.pdf, https://sts-cct.com/app/webroot/userfiles/files/nopazirejokig.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)
9674 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
- 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
- ntp.ubuntu.com
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
- http://203.26.79.13/filestreamingservice//files/fa5c4269-9d03-4a47-8d97-be6931f0b22c/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/fa5c4269-9d03-4a47-8d97-be6931f0b22c?P1=1787911245&P2=404&P3=2&P4=BJRos5BZP5mIlaS7gayoqkOUOmRwlCzA8kKFAqjs0joQdHTKBbZ6VVgkCzYshssCx1%2b8gYutvMFtzh%2bYpdBPKQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\6541c5bd0d6759ea20950e3c5564f5d5.png -
3d7ad17f0d58ea4716632191bb1a8fe2712ea0f8d25cecf10941a3d9479c6c73 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
7f5947c86f748cf43156546db883e6f26231613579faa5269b8dc0612372c6f8 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/cv9VXjIrmdE/uplcv?utm_term=psn+free+codes+2020
- https://ubranni.com/uploader/files/wifurutimipewakuwile.pdf
- https://www.huaikrachaohospital.go.th/assets/global/lib/ckfinder/userfiles/files/23332024183.pdf
- https://sts-cct.com/app/webroot/userfiles/files/nopazirejokig.pdf
- http://www.centralperdana.com/file/18929365043.pdf
- https://mobilieroccasion.fr/uploads/file/juriki.pdf
- http://preciz.com/uploads/wysiwyg/files/84787351658.pdf
- http://www.sandzthabapanel.co.za/wp-content/plugins/formcraft/file-upload/server/content/files/1613d00db02539---gagatazeneniwuzuxox.pdf
- https://kompaspt2.com/contents/files/voxenumulexuzeze.pdf
- https://taxforce.nl/userfiles/files/81903518482.pdf
- http://cartonwrappingmachine.com/userfiles/file/30905062698.pdf
- http://s292376414.onlinehome.fr/datas/imgmail/file/5325922025.pdf
- https://pr-dienst.ch/file/zotemumotomufejuraz.pdf
- http://orchid-daikanyama.com/userfiles/file/nidabajujaxevewakuza.pdf
- http://makaroma.fr/upload/file/472776944.pdf
- https://currenwatch.myhost360.cn/file/upload/files/09-12-21-57-07-44.pdf
- http://teleinwestor.pl/userfiles/file/pimawutejiwoge.pdf
- http://agrostroi-proekt.ru/ckfinder/userfiles/files/subejikikofogolowukozuf.pdf
- http://dreiseengrundschule.de/files/79640062358.pdf
- https://bushregenerators.net/userfiles/files/lewafum.pdf
- http://krr-nfe.com/suratnfe/UserFiles/File/66004039133.pdf
- http://vititanon.com/user_img/files/sebamewadawatudubederedaf.pdf
- https://autoprofi.ua/userfiles/file/37195839573.pdf
- http://cestovni-postylka.eu/userfiles/file/gudesapefudevapo.pdf
- http://goldenpeak.it/userfiles/files/gigamuzebuforidavewumu.pdf
Embedded domains
- feedproxy.google.com
- ubranni.com
- sts-cct.com
- www.centralperdana.com
- mobilieroccasion.fr
- preciz.com
- www.sandzthabapanel.co.za
- kompaspt2.com
- taxforce.nl
- cartonwrappingmachine.com
- s292376414.onlinehome.fr
- pr-dienst.ch
- orchid-daikanyama.com
- makaroma.fr
- currenwatch.myhost360.cn
- teleinwestor.pl
- agrostroi-proekt.ru
- dreiseengrundschule.de
- bushregenerators.net
- krr-nfe.com
- vititanon.com
- autoprofi.ua
- cestovni-postylka.eu
- goldenpeak.it
- capitalsyndic.com
Embedded IP addresses
- 172.237.146.49
- 74.178.240.61
- 51.11.192.51
- 172.66.2.5
- 52.123.252.223
- 52.110.12.48
- 52.110.12.33
- 172.215.188.225
- 4.230.171.124
- 48.211.4.16
- 74.178.232.29
- 72.145.35.102
- 203.26.79.13
- 74.178.76.54
- 52.123.252.231
- 52.123.128.14
- 172.175.111.170
- 20.42.73.24
- 4.150.223.108
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report