MALICIOUS — bf8e44a252d1836c576155c6347a441128c84ae36e14915c28a430b1244fdb7f
MALICIOUS — bf8e44a252d1836c576155c6347a441128c84ae36e14915c28a430b1244fdb7f 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:
bf8e44a252d1836c576155c6347a441128c84ae36e14915c28a430b1244fdb7f - SHA-1:
062eea230bbbd37b154df8d1b940cef481aa56a8 - MD5:
5b8437242868186b76be6ed63608abca - ssdeep:
1536:ArU64mizdlrWcyUwbFCsn0spU6+50WGpOK/r/oIWoySl4z8Gwm:44mizdTyUwbFCs0spUx5K/r/oPw4Q2 - TLSH:
T10D37BFF35297DD4CB25B9B43B8BA12987049E38D61719BA081CCB66DC0BC9BDBF04911 - Submitted as: bf8e44a252d1836c576155c6347a441128c84ae36e14915c28a430b1244fdb7f
- File type: pdf · Size: 76021 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 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://oniceh.ru/uplcv?utm_term=calculator+plus+for+android, http://resumesfromabove.com/userfiles/file/33545452684.pdf, http://opusbiz.kr/data/editor/file/43279958061374b32aa2b8.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 (20 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9554 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
- ntp.ubuntu.com
- desktop-hsgcbep._dosvc._tcp.local
- 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=1787915151&P2=404&P3=2&P4=XAqaeiPeuhYkxvD5JM6aO0lOMZR1NolwWtLJc4OPVI8kQnxahzFVU%2fe%2fRseBjBiy3rf0i%2fsihFarn4TC8hJuOQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/51d86688-616b-47e3-abeb-3df16a1583c5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/51d86688-616b-47e3-abeb-3df16a1583c5?P1=1787915235&P2=404&P3=2&P4=i0IJ1%2bIvAqrG1nP4TdpveTtiFSGfAf1Y2o9taS3tnty0c8T4EP1j7bzh0vAk%2f3eY2mm7%2b0qHOfjwpCn4rTBPVQ%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
fac0058c0ea99351ccecb101c61d15d42a076fa9c199680e87d3a4927bcb2d6c - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3fcc0678f26a75a62ffcebcfeacb2d6c.png -
3a3b3bf1d86c3f45157dfcdeae580c2542d3ef04443e9a43fb0a3403ca73e5d8 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://oniceh.ru/uplcv?utm_term=calculator+plus+for+android
- http://resumesfromabove.com/userfiles/file/33545452684.pdf
- http://opusbiz.kr/data/editor/file/43279958061374b32aa2b8.pdf
- https://themodernla.com/wp-content/plugins/super-forms/uploads/php/files/7882e0c242d8fbf0a00f600b5c4a4d99/43938764035.pdf
- https://a-1commercialkitchenservices.com/ckfinder/userfiles/files/60677794061.pdf
- http://yuli-china.ru/d/files/29367408453.pdf
- https://esprimagroup.com/userfiles/file/91288642464.pdf
- http://chickenwild.com/upload/contents/images/images/31208338995.pdf
- https://jaunimodienos.lt/wp-content/plugins/super-forms/uploads/php/files/t34sonn50dmlm9nte05tqvgrfa/wijer.pdf
- http://oxigensupplies.com/shipinc/userfiles/files/63413004117.pdf
- http://sashtraayurveda.com/ckfinder/userfiles/files/pejilidiperoz.pdf
- http://titibbs.xyz/js/ckfinder/userfiles/files/26724992788.pdf
- http://mid-europe-ex.com/images/blog/file/noferenobalugapugel.pdf
- http://iwayman.com/uploadfiles/file/210905225234515893es4mgp.pdf
- https://jerseyshorepirates.com/userfiles/files/nazaxilafubada.pdf
- http://asavn.vn/uploads/userfiles/files/nudaxen.pdf
- https://www.champagne-cornevin.fr/ckfinder/userfiles/files/56938333170.pdf
- http://litho-and-co.fr/ckeditor/upload/files/89190713307.pdf
- http://littlepearlbooks.in/data/eimages/file/linejes.pdf
- http://119pump.net/d/files/15940540920.pdf
- http://nanobubblevietnam.com/uploads/userfiles/file/deboxagumozufepasipasofi.pdf
- https://naves.cz/res/file/14065693687.pdf
- https://postelezmasivu-liberec.cz/ckfinder/userfiles/files/6321042675.pdf
- http://china-hold.com/UploadFile/file/20210908181516711.pdf
- https://fitnessrev.net/wp-content/plugins/super-forms/uploads/php/files/06d15idhjebphl3nhnp52uj4hi/11766374179.pdf
Embedded domains
- oniceh.ru
- resumesfromabove.com
- opusbiz.kr
- themodernla.com
- a-1commercialkitchenservices.com
- yuli-china.ru
- esprimagroup.com
- chickenwild.com
- oxigensupplies.com
- sashtraayurveda.com
- titibbs.xyz
- mid-europe-ex.com
- iwayman.com
- jerseyshorepirates.com
- www.champagne-cornevin.fr
- litho-and-co.fr
- littlepearlbooks.in
- 119pump.net
- nanobubblevietnam.com
- china-hold.com
- fitnessrev.net
- www.w3.org
- purl.org
- ns.adobe.com
- jaunimodienos.lt
Embedded IP addresses
- 74.179.77.204
- 51.105.71.137
- 52.110.12.46
- 4.144.132.114
- 4.230.171.124
- 74.179.71.159
- 72.153.5.63
- 203.26.79.13
- 74.178.76.54
- 20.165.94.63
- 40.99.133.226
- 52.123.128.14
- 20.42.73.25
- 92.223.78.30
- 20.184.175.4
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report