MALICIOUS — fcb634f52bbf350ff44149119d585bfbf5ca3d80fe574a6b293105fd3e6b96ad
MALICIOUS — fcb634f52bbf350ff44149119d585bfbf5ca3d80fe574a6b293105fd3e6b96ad is a pdf sample analyzed by MalwareAnalyzer by Cyble with a malicious verdict (98/100). 4 of 53 detection engines flagged it, exhibiting 2 ATT&CK techniques.
Identification
- SHA-256:
fcb634f52bbf350ff44149119d585bfbf5ca3d80fe574a6b293105fd3e6b96ad - SHA-1:
514bc0accdd3c7b36c8dbb252aee888e79d859e3 - MD5:
eb8557285219447af957b16dfe000a96 - ssdeep:
1536:7D25ZEZVtdhx2xe/ZpvvQPfJYC4nIcHoifIWGx0SAhIQ5s62WepOywXS:325eRDAxeXvEqC475WxTAKQ5Zny5 - TLSH:
T19437BFF73197DD0C768B6B436DEB219CA08AD34422B6EBA04188B76C957C57DBF10881 - Submitted as: fcb634f52bbf350ff44149119d585bfbf5ca3d80fe574a6b293105fd3e6b96ad
- File type: pdf · Size: 72733 bytes
- Verdict: malicious (98/100)
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 98/100 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 - Embedded link rated malicious by URL analysis: http://jurabos.nl/include/editor/file/walaxujijataxawosekibose.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 15 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: https://synerhu.ru/uplcv?utm_term=introduction+to+cognitive+psychology+ppt, http://jurabos.nl/include/editor/file/walaxujijataxawosekibose.pdf, https://armenia4d.com/contents/files/dekazipilewetux.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)
9587 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
- ntp.ubuntu.com
- desktop-hsgcbep
- 250.255.255.239.in-addr.arpa
- 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/753bb2df-a166-494f-aa7d-5678b1ef0c56/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/753bb2df-a166-494f-aa7d-5678b1ef0c56?P1=1787826047&P2=404&P3=2&P4=al709r96xvC0bhUgq%2fgIBRA6G%2f%2bjCF2kdjaYSkTmJJA3l2G0QLRGlnzHiPi5%2bSw1J1LtEisVaXeLPXEVVRN6jg%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/c74a5353-3e6a-42b7-94d6-9b96c560c89a/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/c74a5353-3e6a-42b7-94d6-9b96c560c89a?P1=1787826104&P2=404&P3=2&P4=WFxi9NKjiZ8SVE%2b9GTDCnvLQWeWZFFZrvq2C6OTyee4LOcwb8XynuzkzFmzDHXrdWWv3L9MLvo95ZxvkuCAlWA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
868baf4f49fe40cf29efc1a51fdc784914bb7f122fa677a0e91d4fde4bdfd793 - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\3717173bd0569f2077603713f1158fbe.png -
cad8d7dfbb12de54b5296c7397258acc08e8605bb7703605290c05d78190a45a - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://synerhu.ru/uplcv?utm_term=introduction+to+cognitive+psychology+ppt
- http://jurabos.nl/include/editor/file/walaxujijataxawosekibose.pdf
- https://armenia4d.com/contents/files/dekazipilewetux.pdf
- http://szamosiszerviz.hu/feltoltott/files/tunilezonowidurowozejusat.pdf
- http://linkingpeople.info/userfiles/file/68957592004.pdf
- http://vbond.hk/editor_upload/file/tabamab.pdf
- https://108pizza.pl/uploads/userfiles/files/golatenixupogedaxusokaluz.pdf
- https://siyata.co.il/wp-content/plugins/formcraft/file-upload/server/content/files/1614b95a19d4f2---50117470320.pdf
- http://schouteninterieurwerk.nl/wp-content/plugins/formcraft/file-upload/server/content/files/16151a6d533bf5---82378839635.pdf
- https://krafteco.ru/uploads/files/vajivit.pdf
- http://krakow4you.pl/krakow/files/lujuwevekafalakuko.pdf
- https://nepalonetours.com/userfiles/files/fanipajumafowu.pdf
- http://auto4-spb.ru/public/images/ckfinder/files/beburoxoviwilukuviwo.pdf
- https://zibarajabi.com/cache/fck_files/file/kisuveruvavakoj.pdf
- http://mobilesamara.com/img/files/file/67092599203.pdf
- http://thebeautyofdesign.nl/ckfinder/userfiles/files/53099684034.pdf
- http://bwemfjhjk.friend-match.com/upload/files/49100182402.pdf
- http://chandigarhdatarecovery.com/files/file/potuxibijepefasamosadur.pdf
- http://kfoodntea.com/dataroom/file/95486176639.pdf
- http://aliceinformaticasrl.com/user/pages/88604881433.pdf
- https://gccpay.net/wp-content/plugins/super-forms/uploads/php/files/9fa4a02eb4d9dbfe1ab989948b04a9b1/859689952.pdf
- https://pgp-puh.hr/fck_media/file/julunojisedivikolazupawag.pdf
- http://ilsogno-bomboniere.com/userfiles/files/99815474533.pdf
- http://longruiglass.com/ckfinder/userfiles/files/20211003_195818.pdf
- https://ashleymongolia.mn/uploads/files/linixateritenekunel.pdf
Embedded domains
- synerhu.ru
- jurabos.nl
- armenia4d.com
- linkingpeople.info
- vbond.hk
- 108pizza.pl
- schouteninterieurwerk.nl
- krafteco.ru
- krakow4you.pl
- nepalonetours.com
- auto4-spb.ru
- zibarajabi.com
- mobilesamara.com
- thebeautyofdesign.nl
- bwemfjhjk.friend-match.com
- chandigarhdatarecovery.com
- kfoodntea.com
- aliceinformaticasrl.com
- gccpay.net
- ilsogno-bomboniere.com
- longruiglass.com
- labsshop.com
- massimomoroni.it
- primeodontorj.com
- valerart.com
Embedded IP addresses
- 172.215.188.225
- 4.144.132.114
- 52.110.12.26
- 52.110.12.55
- 4.230.171.124
- 135.232.92.137
- 20.165.94.54
- 40.84.97.4
- 72.154.7.109
- 20.184.175.20
- 203.26.79.13
- 135.232.92.34
- 92.223.78.30
- 20.184.175.13
- 52.168.117.168
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report