SUSPICIOUS — 90b95c6c1be2a92c426ebe3036d1c43a8be3ee1c16a8489ecdae3dd638818de8
SUSPICIOUS — 90b95c6c1be2a92c426ebe3036d1c43a8be3ee1c16a8489ecdae3dd638818de8 is a pdf sample analyzed by MalwareAnalyzer by Cyble with a suspicious verdict (64/100). 1 of 53 detection engines flagged it, exhibiting 1 ATT&CK technique.
Identification
- SHA-256:
90b95c6c1be2a92c426ebe3036d1c43a8be3ee1c16a8489ecdae3dd638818de8 - SHA-1:
ba03387f7f8e06cdb50df72e55fba86cc8f961a1 - MD5:
fd8ff469813ba2d53ed8c3cd21ce844c - ssdeep:
384:0oNXMECnRDs/Ar3A3b5RV6o5jq+YeCUSL/b2:0ZDnRIoDA3DV6o5j9DN - TLSH:
T11B269ED2A59DCD48E297C393E4A408AC560DDACC1169B7D8410266BCC4ECBAF97B0E00 - Submitted as: 90b95c6c1be2a92c426ebe3036d1c43a8be3ee1c16a8489ecdae3dd638818de8
- File type: pdf · Size: 14900 bytes
- Verdict: suspicious (64/100)
Detections (1 of 53 engines)
- MalwareAnalyser heuristics (entropy/packer): high-entropy-blob
MITRE ATT&CK
Why this verdict
The suspicious score of 64/100 is the fusion of 5 weighted signals:
- Contacted 18 external host(s) at runtime (8 HTTP) - network signal, weight 0.40, confidence 0.80
- Embedded network infrastructure: http://hghghgghjhj.bokxing.ru/welcom/go - 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 (1 C2) (generic/advisory) - engine signal, weight 0.15, confidence 0.30
Dynamic analysis (windows)
9602 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/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=1787928383&P2=404&P3=2&P4=fh0Mb1xGEcwVYJwvnwgdMUQTfskBYg6hAanjDHAO1ysUpOGpnvM1pGx1IZWOPw%2fhSjHTbqE1%2fGLecCMxEXd6hw%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=1787928409&P2=404&P3=2&P4=dE9HVczQz6060uVW23wnIGekddEmbuxryH49qCLjrMRNdWvUZ4AnlbBnwFUeIDhfM56pPzi2lYwYjTeUs910iA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
Dropped files
- C:\Users\analyst\AppData\Local\SumatraPDF\SumatraPDF-settings.txt -
838ec9e4ecd6d3a0664e9c728ee1731d9ece0061ec1d09ece0f64842283235fa - C:\Users\analyst\AppData\Local\SumatraPDF\sumatrapdfcache\dffb700a0a6d7d6377daf42abef154c5.png -
180b011a27330f1ed05fa0a00a78af0cba98e24e42fe547ac860e8635a20def2 - root_.cache_dconf_user -
96a296d224f285c67bee93c30f8a309157f0daa35dc5b87e410b78630a09cfc7
Embedded URLs
- http://hghghgghjhj.bokxing.ru/welcom/go
- 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=1787928383&P2=404&P3=2&P4=fh0Mb1xGEcwVYJwvnwgdMUQTfskBYg6hAanjDHAO1ysUpOGpnvM1pGx1IZWOPw%2fhSjHTbqE1%2fGLecCMxEXd6hw%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=1787928409&P2=404&P3=2&P4=dE9HVczQz6060uVW23wnIGekddEmbuxryH49qCLjrMRNdWvUZ4AnlbBnwFUeIDhfM56pPzi2lYwYjTeUs910iA%3d%3d&cacheHostOrigin=msedge.b.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice//files/b56480f9-8215-4de7-ba7e-8e690088d21d/pieceshash?cacheHostOrigin=dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/9c0462dd-f6cd-4ff7-a7ac-708d0e9dadc5?P1=1787325094&P2=404&P3=2&P4=A%2fevmSD0voxTrW9kRgkMt1wnmGw25bCI2Ysm8fLnVDFjG6u03UcVel17AM%2fDQUQHzcs5e9IElwjqL57J1d919Q%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
- http://203.26.79.13/filestreamingservice/files/b56480f9-8215-4de7-ba7e-8e690088d21d?P1=1787324610&P2=404&P3=2&P4=ThSkcg3JFLxp2xx2RMDHK6Ii36aK2vqK3k5FJAbPB5bU8lb4iAYklku8emclshWoSIwU4g9DDcto3tSMW049yw%3d%3d&cacheHostOrigin=1D.tlu.dl.delivery.mp.microsoft.com
Embedded domains
- hghghgghjhj.bokxing.ru
Embedded IP addresses
- 74.179.71.159
- 40.84.85.40
- 20.42.73.31
- 52.253.84.76
- 52.110.12.48
- 4.230.171.124
- 172.66.2.5
- 135.233.95.144
- 52.168.117.169
- 20.236.44.162
- 40.99.134.18
- 74.178.240.61
- 52.123.128.14
- 40.104.4.2
- 135.233.95.80
- 203.26.79.13
- 20.184.175.19
- 4.150.223.109
Latest analyzed threats · ATT&CK coverage
Analyzed on MalwareAnalyzer by Cyble · Open interactive report