MALICIOUS — b7313bd8c27137086553b18d54abb62c52c10100723595f269978869070a3651
MALICIOUS — b7313bd8c27137086553b18d54abb62c52c10100723595f269978869070a3651 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:
b7313bd8c27137086553b18d54abb62c52c10100723595f269978869070a3651 - SHA-1:
23b0210f4e2627a02a3a85a5cdf46fdd322adc42 - MD5:
3ed8a7348b5b2011d8d56dc0a638cdaf - ssdeep:
1536:ixwNlzm3iP96wPmRFuAdV3t96BEWWaS5RIGmiXVh/JcSwUZslkAidWUpO7HNR:jnzm4dQn3XijS5RL1FNmnUZslFiA7D - TLSH:
T1D638C0E7216BEC4C774A9B8339EE519DA09DE3886571DF500198BA7CC07C5BEBE00A10 - Submitted as: b7313bd8c27137086553b18d54abb62c52c10100723595f269978869070a3651
- File type: pdf · Size: 79233 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://sumisaedu.com/FileData/ckfinder/files/20210906_FFAFFB5289E2DE51.pdf - network signal, weight 0.70, confidence 0.80
- Contacted 16 external host(s) at runtime (4 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://namhungholdings.com/uploads/ckfinder/files/zelosomipuvadaka.pdf, https://ccaquebec.com/userupload/files/pufotemuzofikaporodusam.pdf, https://binarbaidequipment.com/public_html/userfiles/file/walopoxoxafuxobit.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 (19 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9710 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
- 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=1787809251&P2=404&P3=2&P4=TCZF%2fC7N3iQ%2b6pA7t8YlLsUG9FtJ5QbQq%2bJieutdVmoflh6AYkU6x0pL8MhE%2bo0F85zJIctKiA%2bHZbC7eTLVlw%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=1787809343&P2=404&P3=2&P4=mgzfpWeGS9eKXr8duQ2r%2fND8O%2fKRXiJ%2b640Yc98XB5Zggxd8ftsaxok83nUREhcAdt3jtytdNooxw%2fyV53MYGA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- 23.40.52.85
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\24c776acef3273eaeb8552097c6ed43f.png -
3e92d237f319e07109a1725445a2a90efa3877da2214db61382d6d4b4f2d6325 - C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
283ef135b59d74963745b6c9975080363bbdb184feb0314f8bd32db5a3d55e77 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- https://feedproxy.google.com/~r/Uplcv/~3/fzgW7-mxBc0/uplcv?utm_term=x8+speeder+domino+island+terbaru
- http://namhungholdings.com/uploads/ckfinder/files/zelosomipuvadaka.pdf
- https://ccaquebec.com/userupload/files/pufotemuzofikaporodusam.pdf
- https://binarbaidequipment.com/public_html/userfiles/file/walopoxoxafuxobit.pdf
- http://atreve.eu/ubezpiecz/obrazy/file/97749812634.pdf
- https://dnsbp.com/all4help/fckuserfiles/file/41178053466.pdf
- http://hefei.chinatupai.com/web/js/ckfinder/userfiles/files/82458699141.pdf
- http://sumisaedu.com/FileData/ckfinder/files/20210906_FFAFFB5289E2DE51.pdf
- https://lolakarimova.uz/ckfinder/userfiles/files/6839158262.pdf
- https://lombardpruszkow.pl/local/userfiles/file/80229454746.pdf
- https://sarna-zapiekanki.pl/ckfinder/userfiles/files/jenix.pdf
- http://tainanrup.longi.tw/uploadfiles/files/20210913_164929_4242.pdf
- http://kerrya.com/ckfinder/userfiles/files/sapawugolebavi.pdf
- http://www.kotolantopeni.cz/files/zasosagurogalefagulakin.pdf
- https://eastoncn.housemember.com/uploads/files/logak.pdf
- http://evevoyance.fr/adh/.-/file/75333659707.pdf
- http://na3.it/misc/file/rumewanagoredejubudowal.pdf
- http://smithmurdock.com/wp-content/plugins/formcraft/file-upload/server/content/files/16137d07ba5af8---17852840491.pdf
- https://triatlonshop.cz/userfiles/file/32951237674.pdf
- http://immobiliareborghi.com/userfiles/files/45615820583.pdf
- http://hrudolf.com/userfiles/70582028885.pdf
- https://gjbuyerbroker.com/userfiles/file/73658140367.pdf
- https://elsa-daulte.com/ckfinder/userfiles/files/43323797950.pdf
- http://www.marcado.ca/wp-content/plugins/formcraft/file-upload/server/content/files/161341ee6cbdd9---30494256378.pdf
- https://kligi.viart.lt/ckfinder/userfiles/files/jadedapufetekerevu.pdf
Embedded domains
- feedproxy.google.com
- namhungholdings.com
- ccaquebec.com
- binarbaidequipment.com
- atreve.eu
- dnsbp.com
- hefei.chinatupai.com
- sumisaedu.com
- lombardpruszkow.pl
- sarna-zapiekanki.pl
- tainanrup.longi.tw
- kerrya.com
- eastoncn.housemember.com
- evevoyance.fr
- na3.it
- smithmurdock.com
- immobiliareborghi.com
- hrudolf.com
- gjbuyerbroker.com
- elsa-daulte.com
- www.marcado.ca
- www.w3.org
- purl.org
- ns.adobe.com
- lolakarimova.uz
Embedded IP addresses
- 52.123.252.235
- 52.110.12.56
- 4.230.171.124
- 125.56.205.105
- 20.247.184.197
- 20.165.94.54
- 20.236.44.162
- 172.215.188.225
- 135.233.95.144
- 52.123.129.14
- 40.99.133.226
- 74.178.76.44
- 72.153.5.134
- 203.26.79.13
- 135.233.45.221
- 52.148.114.188
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report