MALICIOUS — b77ff6d2c2f3da425fa93020a55a43622deee657526cae61c1ad0d5b4f41f5ae
MALICIOUS — b77ff6d2c2f3da425fa93020a55a43622deee657526cae61c1ad0d5b4f41f5ae is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (95/100). 3 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
b77ff6d2c2f3da425fa93020a55a43622deee657526cae61c1ad0d5b4f41f5ae - SHA-1:
4a9fd949ee755538ae13403fc6eb8a2de06b1e63 - MD5:
cfea6bf2e04f983fd4923cdd30b25db8 - ssdeep:
1536:O9asmMSV4fY+vL30mOTwBxlllGpkrb6WCpOVimw:8ZmMXD30mOsBxllQYb3ViD - TLSH:
T1F434C0E312A7DE4CBB4B8B072D3A22BE55CDD74C11B3E691908CA56C91BC53E7E00A41 - Submitted as: b77ff6d2c2f3da425fa93020a55a43622deee657526cae61c1ad0d5b4f41f5ae
- File type: pdf · Size: 56725 bytes
- Verdict: malicious (95/100)
Detections (3 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
- ClamAV (daily): Pdf.Phishing.Trojan-d2568dad23a94d95-d2568dad23a94d95-10044375-0
- 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 21 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://roomyab.ir/basefile/roomyabir/files/tonepule.pdf, http://strandedtattoo.com/file/zufumed.pdf, http://baloneacessorios.com/_upload/file///mobisoxulav.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 (18 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
5649 behavior events · 0 ATT&CK techniques · 2 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
- desktop-hsgcbep
- 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
- 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
- 252.0.0.224.in-addr.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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
d33f9744db737f414b7d746fdb8a4cbaa28990744c196162ef4beeaef3712d10 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/3vuEKuznOb8/uplcv?utm_term=endless+night+agatha+christie+pdf+download
- http://roomyab.ir/basefile/roomyabir/files/tonepule.pdf
- http://strandedtattoo.com/file/zufumed.pdf
- http://baloneacessorios.com/_upload/file///mobisoxulav.pdf
- http://www.ddd-iasi.ro/wp-content/plugins/formcraft/file-upload/server/content/files/16139616ddcc33---kuzizasak.pdf
- http://factory-01.com/js/upload/files/24231882442.pdf
- http://aloeverajuice.cz/files/file/72468676359.pdf
- http://cathyourhair.nl/js/ckfinder/userfiles/files/fekofifijusilanoziwul.pdf
- http://hodinovysoused.cz/upload/file/10484554828.pdf
- http://nato-denkmal.de/uploads/file/jozedifovofubow.pdf
- http://mustang.tom.ru/jsplugins/ckfinder/userfiles/files/70952104355.pdf
- http://ahdjcm.com/upload/files/pipodokajagikuloxoto.pdf
- http://leadershipcareer.kr/fckeditor/_upload/file/16560751862.pdf
- http://www.olympussverige.se/wp-content/plugins/super-forms/uploads/php/files/k5579ie41tk945baes4888vik5/73197710488.pdf
- http://dioblina.eu/userfiles/file/rusisuganag.pdf
- http://ministryofrum.com/memlogos/file/35618439798.pdf
- https://www.scmsgroup.org/ckfinder/userfiles/files/sasuvogefesusabaleti.pdf
- https://shivajigrihnirman.com/singhania/downloads/file/50460791622.pdf
- http://glttek.com/userfiles/file/papisimidemureg.pdf
- https://777mto.org/contents/files/dasokajizipejuko.pdf
- http://k12kos.com/ckfinder/userfiles/files/58805614113.pdf
- http://cppzone.ru/users/blogs/file/36558499819.pdf
- http://www.msftconnecttest.com/connecttest.txt
- http://rb.symcd.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBTDRSYViRCZTxmZjLENmnwVjLly9QQU1MAGIknrOUvdk%2BJcobhHdglyA1gCEF0QyxjrOnkAh4OrdHf50xk%3D
- http://rb.symcb.com/rb.crl
Embedded domains
- feedproxy.google.com
- roomyab.ir
- strandedtattoo.com
- baloneacessorios.com
- factory-01.com
- cathyourhair.nl
- nato-denkmal.de
- mustang.tom.ru
- ahdjcm.com
- leadershipcareer.kr
- www.olympussverige.se
- dioblina.eu
- ministryofrum.com
- www.scmsgroup.org
- shivajigrihnirman.com
- glttek.com
- 777mto.org
- k12kos.com
- cppzone.ru
- www.ddd-iasi.ro
- aloeverajuice.cz
- hodinovysoused.cz
Embedded IP addresses
- 20.184.175.3
- 52.123.252.215
- 52.110.12.15
- 52.110.12.4
- 48.211.4.16
- 4.230.171.124
- 20.247.184.142
- 74.179.77.204
- 20.165.94.54
- 74.178.76.128
- 20.236.44.162
- 40.99.133.242
- 20.42.73.30
- 52.123.128.14
- 172.178.240.162
- 72.153.5.61
- 203.26.79.13
- 92.223.78.30
- 40.84.85.40
- 48.200.63.27
- 51.116.246.106
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report