MALICIOUS — bb5f4500ebb1a0aacc49f9706af73a076f254f1f2e65e88b303e1836a66e939b
MALICIOUS — bb5f4500ebb1a0aacc49f9706af73a076f254f1f2e65e88b303e1836a66e939b is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (99/100). 4 of 54 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
bb5f4500ebb1a0aacc49f9706af73a076f254f1f2e65e88b303e1836a66e939b - SHA-1:
442015ae8e65257169e9dedc41da735ba9788edc - MD5:
7635d217666dd61376fa2e62a7e605bc - ssdeep:
1536:DMy7IcbBkJtRRTAWi/0t59QUwN5xaBES6ckcDKnhEq6OO1QuJWBRVbO9FQWQpOCw:l58t3TAW40t5eP5sp6ckcShF6nVz9F/d - TLSH:
T12139D0F7215BDE9C76579F07AAAB006CB049D3C81622EA8001C8B57CC5FC9BDBB18561 - Submitted as: bb5f4500ebb1a0aacc49f9706af73a076f254f1f2e65e88b303e1836a66e939b
- File type: pdf · Size: 86215 bytes
- Verdict: malicious (99/100)
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 99/100 is the fusion of 10 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 link rated suspicious by URL analysis: http://ttworld.hu/uploads/content_files/files/davosoledatiju.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: http://opusbiz.kr/data/editor/file/1979030969614a1c9912612.pdf, http://thesnowmanicecream.com/ckfinder/userfiles/files/webomibegarudamenobifa.pdf, http://mimpishio1.com/contents/files/soguvolo.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)
1029 behavior events · 0 ATT&CK techniques · 1 dropped files.
Runtime network
- www.msftconnecttest.com
- rb.symcd.com
- rb.symcb.com
- inference.location.live.net
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._dosvc._tcp.local
- desktop-hsgcbep(2)._dosvc._tcp.local
- desktop-hsgcbep(3)._dosvc._tcp.local
- _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
- 20.190.167.66
- 23.198.40.44
- 4.230.171.124 KR · Seoul · AS8075 Microsoft Corporation
- 23.33.238.173
- 57.154.63.210 US · Phoenix · AS8075 Microsoft Limited UK
Dropped files
- root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/1eyvgo/aqOO/~3/BkSY9tpko7c/uplcv?utm_term=we+were+the+lucky+ones+pdf
- http://opusbiz.kr/data/editor/file/1979030969614a1c9912612.pdf
- http://thesnowmanicecream.com/ckfinder/userfiles/files/webomibegarudamenobifa.pdf
- http://mimpishio1.com/contents/files/soguvolo.pdf
- http://ttworld.hu/uploads/content_files/files/davosoledatiju.pdf
- https://pass-eco-energies.com/ckfinder/userfiles/files/fupoj.pdf
- http://www.egavilanes.com/ckfinder/userfiles/files/wejibevejifivosigozibores.pdf
- http://msslink.ru/userfiles/files/25220933316.pdf
- http://intrinhgia.com/admin/webroot/upload/image/files/83655224947.pdf
- http://e5tbr2.alruaa.com/ckeditor-ckfinder-integration/uploads/files/retep.pdf
- https://ultralloy.net/upload/files/ligegumosatereliv.pdf
- http://preciz.com/uploads/wysiwyg/files/92815789651.pdf
- http://www.belladermeestetica.com.br/wp-content/plugins/formcraft/file-upload/server/content/files/161385ccd442ff---vosasajumaponisik.pdf
- http://tuzy.pl/Upload/file/59925591491.pdf
- http://tongshengchem.com/ckfinder/userfiles/files/81573166986.pdf
- http://123flower.doweb.kr/upload/files/84446291510.pdf
- http://quaisetoiles.fr/img_pages/file/59221549335.pdf
- https://avenirpourtous.fr/wp-content/plugins/formcraft/file-upload/server/content/files/16141c31534078---60467529248.pdf
- https://dodomacnosti.net/data/file/bajebovomi.pdf
- http://colorfusion.us/admin/images/file/65597059320.pdf
- https://kamber.dk/wp-content/plugins/super-forms/uploads/php/files/856f785dddd1327ed0edfeb8a9643c57/61095384980.pdf
- https://estidevelopers.com/wp-content/plugins/super-forms/uploads/php/files/ae336af019be58ebaeae4de6d0034a95/13114923488.pdf
- https://tworaise.com/userfiles/file/13524566181.pdf
- https://apexsafetyproducts.com/ckfinder/userfiles/files/99525613140.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
Embedded domains
- feedproxy.google.com
- opusbiz.kr
- thesnowmanicecream.com
- mimpishio1.com
- pass-eco-energies.com
- www.egavilanes.com
- msslink.ru
- intrinhgia.com
- e5tbr2.alruaa.com
- ultralloy.net
- preciz.com
- www.belladermeestetica.com.br
- tuzy.pl
- tongshengchem.com
- 123flower.doweb.kr
- quaisetoiles.fr
- avenirpourtous.fr
- dodomacnosti.net
- colorfusion.us
- estidevelopers.com
- tworaise.com
- apexsafetyproducts.com
- www.w3.org
- purl.org
- ns.adobe.com
Embedded IP addresses
- 203.26.79.13
- 48.211.4.16
- 52.123.252.224
- 4.150.223.105
- 52.110.12.11
- 40.84.85.40
- 4.230.171.124
- 57.154.63.210
- 4.144.132.223
- 20.184.175.9
- 4.144.132.114
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report