MALICIOUS — 31fb3d5d4d5b278f9c05e620c4a73a975889372822fd26d8e3226e745645358d
MALICIOUS — 31fb3d5d4d5b278f9c05e620c4a73a975889372822fd26d8e3226e745645358d is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (96/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
31fb3d5d4d5b278f9c05e620c4a73a975889372822fd26d8e3226e745645358d - SHA-1:
fb2b9cfb4d09c6a1c6ebe7c68277c47a47a1853a - MD5:
57db79431a450b8b13793d8d4259af43 - ssdeep:
1536:xui7/ITBqxZIBu5MIlmxfxyIlgZMQYFtqcRuCwKXJhWBfIjkKVSxiWUpO7MB3:NvHIo5MGsJyIlgCREcRb5uQjoxd7y - TLSH:
T1A339C0E7609BDD4C764A9F436AAF53ACB045FB886122AA5084C8BA3C947C5FE7F10540 - Submitted as: 31fb3d5d4d5b278f9c05e620c4a73a975889372822fd26d8e3226e745645358d
- File type: pdf · Size: 91644 bytes
- Verdict: malicious (96/100)
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 96/100 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 - Contacted 20 external host(s) and 4 HTTP request(s) at runtime - network signal, weight 0.40, confidence 0.80
- Embedded link rated suspicious by URL analysis: https://jlgardner.org/home/jlg/public_html/ckfinder/userfiles/files/15995719026.pdf - network signal, weight 0.40, confidence 0.60
- Embedded network infrastructure: https://huntic.ru/uplcv?utm_term=salmonella+typhi+carrier, https://baoholaodong24.baohohoanglong.com/userfiles/file/sujepemumiwor.pdf, http://superfasttv.com/uploads/files/32215566959.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)
9609 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
- _dosvc._tcp.local
- desktop-hsgcbep._dosvc._tcp.local
- desktop-hsgcbep(1)._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
- http://203.26.79.13/filestreamingservice//files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9a8a705c-852d-4d18-b32a-ee1d872f4bd9?P1=1787947261&P2=404&P3=2&P4=h1%2bo9pW1rIgpyiGUn9HHW73Pe3ljYhlgKU%2bNeuW1tA2Tyys44HMwZJOKdHb%2biSWtxMGiSEvKCq%2fs6RTfoEtQyA%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
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
abb81f102583436b1be35754104dd2228102241db8a158f9d92363fbefea4710 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\2ff28215ff0fb209528e3981e4dcfd4b.png -
447ea1f216c13a1f732bdde2117b51e42b0b78d7ecb8334577d28b66badd8027 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://huntic.ru/uplcv?utm_term=salmonella+typhi+carrier
- https://baoholaodong24.baohohoanglong.com/userfiles/file/sujepemumiwor.pdf
- http://superfasttv.com/uploads/files/32215566959.pdf
- http://clean-ecology.com/Upload/files/86248170484.pdf
- https://majorsagilekvaros.hu/uploads/file/37974955497.pdf
- http://chulatutoracademy.com/chulatutor/ckfinder/userfiles/files/xanazikinobasejipeginiku.pdf
- http://dotykbylinky.sk/_subory/subory/57268549786.pdf
- https://jlgardner.org/home/jlg/public_html/ckfinder/userfiles/files/15995719026.pdf
- http://pileshoppen.dk/userfiles/file/85587940382.pdf
- http://www.gulbaharsigorta.com/contentData/file/ralemepofopixepibijaxubik.pdf
- https://armagedonspedycja.pl/files/file/96534704107.pdf
- http://motocams.cz/ckfinder/userfiles/files/91543177023.pdf
- https://kimcert.com/E/file/mitiwara.pdf
- http://xn--h49al71atridzo.com/userData/board/file/kakipovofexo.pdf
- http://www.timtransportes.com/home/wp-content/plugins/formcraft/file-upload/server/content/files/1613bdfb8acb84---gomeg.pdf
- https://oriental-kitchens.com/userfiles/files/93639020793.pdf
- http://thai-apsproducts.com/file_media/file_image/file/xakesu.pdf
- http://uspeh-kursk.ru/ckfinder/userfiles/files/92820507119.pdf
- http://bright-mineral.com/uploadfile/file/2021091904151752.pdf
- http://thanuyentea.com/ckfinder/userfiles/files/getenabuze.pdf
- http://oprandi.it/userfiles/files/39728697593.pdf
- https://seas2010.cienciaevida.pt/site/upload/file/votogewekulodagoxipodopu.pdf
- http://studiomarcheluzzo.it/userfiles/files/jewulujeru.pdf
- https://gauravkankariya.com/wp-content/plugins/super-forms/uploads/php/files/65edcb142b6cb3ceb86051f281ea0da9/xubasif.pdf
- https://postelezmasivu-olomouc.cz/ckfinder/userfiles/files/jenakefowavamudibuxu.pdf
Embedded domains
- huntic.ru
- baoholaodong24.baohohoanglong.com
- superfasttv.com
- clean-ecology.com
- chulatutoracademy.com
- jlgardner.org
- www.gulbaharsigorta.com
- armagedonspedycja.pl
- kimcert.com
- xn--h49al71atridzo.com
- www.timtransportes.com
- oriental-kitchens.com
- thai-apsproducts.com
- uspeh-kursk.ru
- bright-mineral.com
- thanuyentea.com
- oprandi.it
- studiomarcheluzzo.it
- gauravkankariya.com
- www.w3.org
- purl.org
- ns.adobe.com
- majorsagilekvaros.hu
- dotykbylinky.sk
- pileshoppen.dk
Embedded IP addresses
- 74.178.76.128
- 184.84.165.136
- 52.253.84.76
- 52.110.12.51
- 4.230.171.124
- 184.84.165.171
- 20.165.94.63
- 52.168.117.174
- 20.76.201.171
- 40.103.64.242
- 52.123.129.14
- 72.145.35.98
- 203.26.79.13
- 172.178.240.163
- 92.223.78.30
- 135.232.92.34
- 4.150.223.107
- 52.168.117.170
- 48.200.63.27
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report