Technical Information
To ensure autorun and distribution
Modifies the following registry keys
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'VVT' = '<SYSTEM32>\VVT\vchost.exe'
- [HKCU\Software\Microsoft\Windows\CurrentVersion\Run] 'TINTSETP' = '<SYSTEM32>\TINTSETP.exe'
Malicious functions
Executes the following
- '%WINDIR%\syswow64\net.exe' stop sharedaccess
Modifies file system
Creates the following files
- %TEMP%\ixp000.tmp\svchost.exe
- %TEMP%\~d4c5.bat
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68ebf26c-844.pma
- %TEMP%\ixp000.tmp\ftp.txt
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68ebf271-1234.pma
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000002
- %LOCALAPPDATA%\microsoft\edge\user data\default\000002.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\index
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_0
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_2
- %LOCALAPPDATA%\microsoft\edge\user data\default\gpucache\data_3
- %LOCALAPPDATA%\microsoft\edge\user data\default\cookies-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\cookies
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\index
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_0
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_2
- %LOCALAPPDATA%\microsoft\edge\user data\default\cache\data_3
- %LOCALAPPDATA%\microsoft\edge\user data\default\reporting and nel-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\reporting and nel
- %TEMP%\ixp000.tmp\123.txt
- nul
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\heavy_ad_intervention_opt_out.db-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\heavy_ad_intervention_opt_out.db
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000002
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000002.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\previews_opt_out.db-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\previews_opt_out.db
- %LOCALAPPDATA%\microsoft\edge\user data\default\shortcuts-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\shortcuts
- %LOCALAPPDATA%\microsoft\edge\user data\default\network action predictor-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\network action predictor
- %LOCALAPPDATA%\microsoft\edge\user data\last browser
- %LOCALAPPDATA%\microsoft\edge\user data\default\preferredapps
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\000001.dbtmp
- %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\functional data-wal
- %LOCALAPPDATA%\microsoft\edge\user data\functional san data-wal
- %TEMP%\edge_bits_4660_872570420\bit1757.tmp
- %TEMP%\4660_540089396\manifest.json
- %TEMP%\4660_540089396\license.txt
- %TEMP%\4660_540089396\filtering rules
- %TEMP%\4660_540089396\_metadata\verified_contents.json
- %TEMP%\4660_540089396\manifest.fingerprint
- %LOCALAPPDATA%\microsoft\edge\user data\subresource filter\indexed rules\27\9.33.0\indexing in progress
- %LOCALAPPDATA%\microsoft\edge\user data\subresource filter\indexed rules\27\scoped_dir4660_1971992914\ruleset data
Sets the 'hidden' attribute to the following files
- %TEMP%\~d4c5.bat
- %TEMP%\edge_bits_4660_872570420\bit1757.tmp
Deletes following files that it created itself
- %LOCALAPPDATA%\microsoft\edge\user data\default\manifest-000001
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68ebf26c-844.pma
- %LOCALAPPDATA%\microsoft\edge\user data\browsermetrics\browsermetrics-68ebf271-1234.pma
- %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\manifest-000001
- %TEMP%\edge_bits_4660_872570420\dde93974-5cbc-4ecc-898f-436e62207c34
- %LOCALAPPDATA%\microsoft\edge\user data\subresource filter\indexed rules\27\9.33.0\indexing in progress
Moves the following files
- from %LOCALAPPDATA%\microsoft\edge\user data\default\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\shared_proto_db\metadata\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\session storage\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\extension state\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\data_reduction_proxy_leveldb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\budgetdatabase\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\eventdb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\feature engagement tracker\availabilitydb\current
- from %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\000001.dbtmp to %LOCALAPPDATA%\microsoft\edge\user data\default\autofillstrikedatabase\current
- from %TEMP%\edge_bits_4660_872570420\bit1757.tmp to %TEMP%\edge_bits_4660_872570420\dde93974-5cbc-4ecc-898f-436e62207c34
Modifies the following files
- %LOCALAPPDATA%\microsoft\edge\user data\last version
- %LOCALAPPDATA%\microsoft\edge\user data\default\sync data\leveldb\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\sync data\leveldb\000003.log
- %LOCALAPPDATA%\microsoft\edge\user data\default\site characteristics database\log
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data-journal
- %LOCALAPPDATA%\microsoft\edge\user data\default\web data
- %LOCALAPPDATA%\microsoft\tokenbroker\cache\9cd93bc6dcf544bae69531052e64647ec02f2bb4.tbres
- %TEMP%\.ses
- %LOCALAPPDATA%\microsoft\edge\user data\default\history-journal
Substitutes the following files
- %LOCALAPPDATA%\Microsoft\Edge\User Data\Default\Local Storage\leveldb\LOG
- %LOCALAPPDATA%\Microsoft\Edge\User Data\Default\Platform Notifications\LOG
Network activity
Connects to
- '37###.com.cn':21
- 'co####.edge.skype.com':443
- 'sh##ten.ws':80
- '16#.#59.142.9':80
- 'localhost':5985
TCP
Other
- 'co####.edge.skype.com':443
UDP
- DNS ASK 37###.com.cn
- DNS ASK va#####le.limewebs.com
- DNS ASK sh##ten.ws
- DNS ASK co####.edge.skype.com
Miscellaneous
Searches for the following windows
- ClassName: 'Chrome_MessageWindow' WindowName: '%LOCALAPPDATA%\Microsoft\Edge\User Data'
Creates and executes the following
- '%TEMP%\ixp000.tmp\svchost.exe'
Executes the following
- '%WINDIR%\syswow64\cmd.exe' /c %TEMP%\~D4C5.bat %TEMP%\IXP000.TMP\svchost.exe
- '%WINDIR%\syswow64\net1.exe' stop sharedaccess
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --single-argument http://shorten.ws/5bea7e
- '%WINDIR%\syswow64\tasklist.exe'
- '%WINDIR%\syswow64\findstr.exe' /i "ftp.exe"
- '%WINDIR%\syswow64\ftp.exe' -s:ftp.txt
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --flag-switches-begin --flag-switches-end --do-not-de-elevate http://shorten.ws/5bea7e
- '%WINDIR%\syswow64\cmd.exe' /c type "<SYSTEM32>\vvt.txt"
- '%WINDIR%\syswow64\ping.exe' 127.0.0.1 -n 60
- '%ProgramFiles(x86)%\microsoft\edge\application\89.0.774.68\identity_helper.exe' --type=utility --utility-sub-type=winrt_app_id.mojom.WinrtAppIdService --field-trial-handle=1820,6611123099105378774,312628506698580950,131072 --lang=en-US --service-sandbox-type=none --mojo-pl...
- '%WINDIR%\syswow64\reg.exe' ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v VVT /t REG_SZ /d "<SYSTEM32>\VVT\vchost.exe" /f
- '%WINDIR%\syswow64\reg.exe' ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v TINTSETP /t REG_SZ /d "<SYSTEM32>\TINTSETP.exe" /f
- '%TEMP%\ixp000.tmp\svchost.exe' ' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c %TEMP%\~D4C5.bat %TEMP%\IXP000.TMP\svchost.exe' (with hidden window)
- '%ProgramFiles(x86)%\microsoft\edge\application\msedge.exe' --flag-switches-begin --flag-switches-end --do-not-de-elevate http://shorten.ws/5bea7e' (with hidden window)
