Analysis Overview
Threat Level: Likely malicious
The file https://cebncuu.upsidevilaprudente.com.br/?S=a3lsaWUucHJ5bWFrQHN1bmR5bmUuY29t was found to be: Likely malicious.
Malicious Activity Summary
A potential corporate email address has been identified in the URL: [email protected]
Detected potential entity reuse from brand microsoft.
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates system info in registry
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-06-11 18:13
Signatures
A potential corporate email address has been identified in the URL: [email protected]
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-11 18:13
Reported
2024-06-11 18:16
Platform
win10v2004-20240426-en
Max time kernel
145s
Max time network
151s
Command Line
Signatures
Detected potential entity reuse from brand microsoft.
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key opened | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe | N/A |
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Processes
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument https://cebncuu.upsidevilaprudente.com.br/?S=a3lsaWUucHJ5bWFrQHN1bmR5bmUuY29t
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff936df46f8,0x7ff936df4708,0x7ff936df4718
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2108 /prefetch:2
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2184 /prefetch:3
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2552 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3288 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3308 /prefetch:1
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5204 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\92.0.902.67\identity_helper.exe" --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5204 /prefetch:8
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2916 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4716 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5504 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=11 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5736 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=12 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5764 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=13 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=5980 /prefetch:1
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=audio.mojom.AudioService --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --lang=en-US --service-sandbox-type=audio --mojo-platform-channel-handle=6044 /prefetch:8
C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x4c8 0x320
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2100,2714999607578343830,7837848864522549681,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=4792 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 8.8.8.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | cebncuu.upsidevilaprudente.com.br | udp |
| US | 50.116.112.28:443 | cebncuu.upsidevilaprudente.com.br | tcp |
| US | 50.116.112.28:443 | cebncuu.upsidevilaprudente.com.br | tcp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 129.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.112.116.50.in-addr.arpa | udp |
| N/A | 224.0.0.251:5353 | udp | |
| US | 8.8.8.8:53 | setup.ringcentrals.click | udp |
| CA | 159.203.38.98:443 | setup.ringcentrals.click | tcp |
| CA | 159.203.38.98:443 | setup.ringcentrals.click | tcp |
| US | 8.8.8.8:53 | 98.38.203.159.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.google.com | udp |
| GB | 142.250.187.196:443 | www.google.com | tcp |
| GB | 142.250.187.196:443 | www.google.com | udp |
| GB | 142.250.187.196:443 | www.google.com | udp |
| US | 8.8.8.8:53 | 196.187.250.142.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.212.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 99.201.58.216.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14e45b79-612bc3d5.ringcentrals.click | udp |
| CA | 159.203.38.98:443 | 14e45b79-612bc3d5.ringcentrals.click | tcp |
| CA | 159.203.38.98:443 | 14e45b79-612bc3d5.ringcentrals.click | tcp |
| CA | 159.203.38.98:443 | 14e45b79-612bc3d5.ringcentrals.click | tcp |
| US | 8.8.8.8:53 | 8abc66c7-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | l1ve.ringcentrals.click | udp |
| CA | 159.203.38.98:443 | l1ve.ringcentrals.click | tcp |
| US | 8.8.8.8:53 | 3764480b-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5ebdeb63-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 159d01a9-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | wwwms.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 8304a511-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 23709494-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 7822ef4c-612bc3d5.ringcentrals.click | udp |
| US | 8.8.8.8:53 | 105.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | ecdc2754d7d2ae862272153aa9b9ca6e |
| SHA1 | c19bed1c6e1c998b9fa93298639ad7961339147d |
| SHA256 | a13d791473f836edcab0e93451ce7b7182efbbc54261b2b5644d319e047a00a7 |
| SHA512 | cd4fb81317d540f8b15f1495a381bb6f0f129b8923a7c06e4b5cf777d2625c30304aee6cc68aa20479e08d84e5030b43fbe93e479602400334dfdd7297f702f2 |
\??\pipe\LOCAL\crashpad_3048_ZMWPXBKUCEASKXKL
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
| MD5 | 2daa93382bba07cbc40af372d30ec576 |
| SHA1 | c5e709dc3e2e4df2ff841fbde3e30170e7428a94 |
| SHA256 | 1826d2a57b1938c148bf212a47d947ed1bfb26cfc55868931f843ee438117f30 |
| SHA512 | 65635cb59c81548a9ef8fdb0942331e7f3cd0c30ce1d4dba48aed72dbb27b06511a55d2aeaadfadbbb4b7cb4b2e2772bbabba9603b3f7d9c8b9e4a7fbf3d6b6b |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | b32d33a3fc7d73093b012ee130d22b1f |
| SHA1 | e6ebed9ac98f0990d5b7976f86e3af3b8fb33f1d |
| SHA256 | f505e41ca1beb8c8593c39f910a6969b1b91a364ef02a3df1bd448c9dc6f03b1 |
| SHA512 | 165a0048e409f105c3a2b9b5b133d54a1c74fe2e5983d4c6ad781d40aafdb896fd5b1f5d910395a9d78e2e0b9e66b99eaced04de00ad5800cc56dce671fec194 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\data_reduction_proxy_leveldb\CURRENT
| MD5 | 6752a1d65b201c13b62ea44016eb221f |
| SHA1 | 58ecf154d01a62233ed7fb494ace3c3d4ffce08b |
| SHA256 | 0861415cada612ea5834d56e2cf1055d3e63979b69eb71d32ae9ae394d8306cd |
| SHA512 | 9cfd838d3fb570b44fc3461623ab2296123404c6c8f576b0de0aabd9a6020840d4c9125eb679ed384170dbcaac2fa30dc7fa9ee5b77d6df7c344a0aa030e0389 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Cache\f_000004
| MD5 | 6a16cbefd2e29c459297b7ccc8d366ad |
| SHA1 | 40da0213a9e5ea4cb6948f4a8e92b5e8b97e6cfe |
| SHA256 | 9462da5aa6e2a762b02a24b7305bac86349e5b5ea182d36fd6a163de550cde60 |
| SHA512 | 6a9de0231f9987554a20208a89c6c802d28c57ecb6f9e95771c94156b65c61ac1e18298ce6d3f0559d3a08052845cc2014dab335e119fde731d745e4857b7d74 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Local State
| MD5 | 1719580a20580252be941ed6e3acaab2 |
| SHA1 | 97a75c243add71463c557859f42af96c5ce34e46 |
| SHA256 | 4a509516a05bbb8d4b6b4b556013087ab50eac903342412b395fa7b93efa7160 |
| SHA512 | f616214fec0e7f36abcc25ed646ccbe1e06137bf7fc4d219289b6cb1782fe84b3d0e5ff684731bc20cc2e95a5b4a6d814aaac7093478cb53cc778449f3c0d114 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | 84b764283142556e097b24819ac024c1 |
| SHA1 | 599ead4e7157d3c04ba6d04eeebaf3ca5ac95c64 |
| SHA256 | a477a4a79d67450fd5222dc0d04383a8045414ba2490686c81d2ad37414b5dc8 |
| SHA512 | 66b4ac5fc4e1ecc0a81968740807e9f923efa9e3bbe796df59f6a4ec686c904524d298bc1697d0115da238790c43e337c443354a2395899f6a122ed21af1c889 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Code Cache\js\index-dir\the-real-index
| MD5 | 1cd8ff7fe11d3f39b7fc728d8afbf01b |
| SHA1 | a19c0d841f4aafe8217ff03b12adc78483065093 |
| SHA256 | 9e6adeae8e6e7fe69c8556e015755f136169285db2317adb1c4bb6ca47e9a584 |
| SHA512 | 6581e1a4350a6f21285ff12569f373b1b7d3c144b8f1a9c2edfd780ebf66de6ea028f634ac78aa49935de35ffd8b538f1901b9a29416dada6c80336520d15628 |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences
| MD5 | b70548000833087300937381443df7c5 |
| SHA1 | cba76f6112dec08abdb21d8636df97ea2c45f64b |
| SHA256 | 8a9107d8cd63785875274f5832d38a521da354ebe44ac81052eab5184fa9eafd |
| SHA512 | 80b31691ad40a00e08b8dfcf91e298c392a502705b18ed2a2ca03ef7722940480ce498574fd8a2eb3dcaa297cd0ade4e8a61dc924e40d44b0b0df98e3a1b0faa |
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network Persistent State
| MD5 | 1a6713263827ec85aaace461268f2f92 |
| SHA1 | 1661669ba26fc2e17892710ae4ed4834952c5149 |
| SHA256 | 255de4a6904c59b12ca387dc6af344904da9e61591d945a72422b154e0918659 |
| SHA512 | b1c866f6ca6cf9511dd214a399cb267bafa39c64c220c552059839c07d0fcfe7a2385dce15aab1df7cde45402b32f77dcdf0bffd91ff56fad6b031e3052f79e3 |