MALICIOUS — 4d61066a2dbba146d3a41c82902ff8de387fe2e80a424a6db40eee5c2073f1b6
MALICIOUS — 4d61066a2dbba146d3a41c82902ff8de387fe2e80a424a6db40eee5c2073f1b6 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:
4d61066a2dbba146d3a41c82902ff8de387fe2e80a424a6db40eee5c2073f1b6 - SHA-1:
c84508289c2a131354abd3cab785a5e2912fbe95 - MD5:
40198b1e5dd8d211447c0bd18e3f0369 - ssdeep:
1536:dHre0NIkowVf5pzruuf7qS2yyaD4TYiBYyueNW7nTes6LfM2gUWspORLfYTIOF8:ReJwxjCuGSryacsHyuemnTe/ZgPRk0j - TLSH:
T1493AD0F36197DD0DB78BEF039AF612686086DB8C6221D650418CB66DD97C5BEBE04C20 - Submitted as: 4d61066a2dbba146d3a41c82902ff8de387fe2e80a424a6db40eee5c2073f1b6
- File type: pdf · Size: 94951 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: https://chcial.ru/uplcv?utm_term=swiftkey+keyboard+download, http://salt17.com/userfiles/files/67035173901.pdf, https://niboparis.com/upload/fckeditor/files/12884691625.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
965 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
- 23.40.52.85
- 23.11.37.157
- 40.126.14.160
- 150.171.22.17
- 23.33.238.178
- 52.110.12.26 AU · Sydney · AS8075 Microsoft Corporation
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.171
- 57.155.101.212 SG · Singapore · AS8075 Microsoft Limited UK
- 23.33.238.102
- 20.247.184.197 SG · Singapore · AS8075 Microsoft Corporation
- 74.178.240.61 NL · Amsterdam · AS8075 Microsoft Corporation
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://chcial.ru/uplcv?utm_term=swiftkey+keyboard+download
- http://salt17.com/userfiles/files/67035173901.pdf
- https://niboparis.com/upload/fckeditor/files/12884691625.pdf
- http://hhsmelt.com/upload/files/xajade.pdf
- http://www.restorationservice.ca/wp-content/plugins/formcraft/file-upload/server/content/files/1613d068c06757---75815257334.pdf
- http://tolaniprojects.com/userfiles/file/nakadirese.pdf
- http://myhomeinparis.com/userfiles/files/ganemalavir.pdf
- http://kaiyudachem.com/filespath/files/20210916155231.pdf
- https://rebates.forex/wp-content/plugins/super-forms/uploads/php/files/b02v8msgeaham3gnakfqgqtgq2/40699128834.pdf
- http://kezmosas.hu/files/file/kapivofumobekoxil.pdf
- https://clinicaabrahaoosta.com.br/ckfinder/userfiles/files/71175796950.pdf
- http://khachsanmyngoc.com/upload/files/tiluxi.pdf
- http://alburigiott.it/userfiles/files/65314981665.pdf
- http://shacklefordlawoffice.com/customer/3/d/9/3d947ad6ce2568d98b832ccf5548371bFile/sisudapugepagituren.pdf
- https://www.rongoldmanlaw.com/system/js/back/ckfinder/userfiles/files/lokoramiz.pdf
- https://luckyfood.itweald.com/uploads/files/6136e73c4b7b2.pdf
- http://www.blackhillsdancecentre.com/wp-content/plugins/formcraft/file-upload/server/content/files/16144ced1f38fd---wemawizame.pdf
- http://www.diplomat2014.ru/ckfinder/userfiles/files/55110685296.pdf
- http://serdceprirody.ru/userfiles/file/89774057707.pdf
- http://bapassamarinda.id/assets/ckfinder/core/connector/php/uploads/files/70465034313.pdf
- http://ikkosushi.com/uploads/files/99771062337.pdf
- http://fratellilongoni.com/userfiles/files/12250012376.pdf
- http://infinivideo.hu/sites/infinivideo/files/55317167492.pdf
- http://dossalas.com/wp-content/plugins/super-forms/uploads/php/files/06c92e39e372e7aa08d700d434cfef3f/73613964766.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- chcial.ru
- salt17.com
- niboparis.com
- hhsmelt.com
- www.restorationservice.ca
- tolaniprojects.com
- myhomeinparis.com
- kaiyudachem.com
- clinicaabrahaoosta.com.br
- khachsanmyngoc.com
- alburigiott.it
- shacklefordlawoffice.com
- www.rongoldmanlaw.com
- luckyfood.itweald.com
- www.blackhillsdancecentre.com
- www.diplomat2014.ru
- serdceprirody.ru
- ikkosushi.com
- fratellilongoni.com
- dossalas.com
- www.w3.org
- purl.org
- ns.adobe.com
- rebates.forex
- kezmosas.hu
Embedded IP addresses
- 20.42.73.30
- 4.207.44.68
- 20.184.175.0
- 52.110.12.26
- 4.230.171.124
- 57.155.101.212
- 20.247.184.197
- 74.178.240.61
- 51.116.253.169
- 72.154.7.99
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report