Analysis Overview
SHA256
9f13da787959b5dee6caac87729d817b0c3b02da86ecdc91636459ad10852164
Threat Level: Known bad
The file fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.zip was found to be: Known bad.
Malicious Activity Summary
Avaddon payload
UAC bypass
Avaddon
Avaddon family
Renames multiple (250) files with added filename extension
Deletes shadow copies
Renames multiple (145) files with added filename extension
Executes dropped EXE
Adds Run key to start application
Drops desktop.ini file(s)
Checks whether UAC is enabled
Enumerates connected drives
Looks up external IP address via web service
Unsigned PE
Enumerates physical storage devices
System policy modification
Suspicious use of WriteProcessMemory
Uses Volume Shadow Copy service COM API
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Modifies system certificate store
Interacts with shadow copies
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-04-02 10:08
Signatures
Avaddon family
Avaddon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-02 10:08
Reported
2024-04-02 10:14
Platform
win7-20240221-en
Max time kernel
149s
Max time network
123s
Command Line
Signatures
Avaddon
Avaddon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Deletes shadow copies
Renames multiple (250) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2297530677-1229052932-2803917579-1000\Software\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\Z:\$RECYCLE.BIN\S-1-5-21-2297530677-1229052932-2803917579-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Enumerates connected drives
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.myip.com | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
Enumerates physical storage devices
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474 | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D4DE20D05E66FC53FE1A50882C78DB2852CAE474\Blob = 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 | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
"C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe"
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\taskeng.exe
taskeng.exe {D397DED4-2802-4A4C-A1FE-739C1B96C4F4} S-1-5-21-2297530677-1229052932-2803917579-1000:HKULBIBU\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 104.26.8.59:443 | api.myip.com | tcp |
Files
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
| MD5 | 29f65ba8e88c063813cc50a4ea544e93 |
| SHA1 | 05a7040d5c127e68c25d81cc51271ffb8bef3568 |
| SHA256 | 1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184 |
| SHA512 | e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa |
C:\Users\Admin\AppData\Local\Temp\Tar2534.tmp
| MD5 | 435a9ac180383f9fa094131b173a2f7b |
| SHA1 | 76944ea657a9db94f9a4bef38f88c46ed4166983 |
| SHA256 | 67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34 |
| SHA512 | 1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a |
C:\MSOCache\All Users\{90140000-0011-0000-0000-0000000FF1CE}-C\735367-readme.html
| MD5 | 5d6e9a00244fdf116c840187f21a306d |
| SHA1 | aac3a2ddea2f6589cf528562e8da62d9c2d0bd06 |
| SHA256 | c6adc507279517af5f4d3611139e90cb8cdf77c24ad28522cb670d318e527bc5 |
| SHA512 | 6366878fbefc54941ce86afa48086702a1996d8096e2b1b932b2b869953e2475d5c21844912db1137d2fca44c3f0494442cb02c6c1d8798d146285015e7af567 |
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
| MD5 | 6c660f960daac148be75427c712d0134 |
| SHA1 | b3c597060abc20d3b3291f8b5252a3834d49b92f |
| SHA256 | fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6 |
| SHA512 | 48806df9787497cbf55a85a523c8e703aec1bb262c60a019ab45f420a87d016054a97dc428484bd5c2f7ba1c3f57a37d807fc4e1de487dbef1c76dc38fbf8fe0 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-02 10:08
Reported
2024-04-02 10:14
Platform
win10v2004-20240226-en
Max time kernel
161s
Max time network
177s
Command Line
Signatures
Avaddon
Avaddon payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Renames multiple (145) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\update = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\Z:\$RECYCLE.BIN\S-1-5-21-3808065738-1666277613-1125846146-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Enumerates connected drives
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | api.myip.com | N/A | N/A |
| N/A | api.myip.com | N/A | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
"C:\Users\Admin\AppData\Local\Temp\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe"
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4144 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.110.86.104.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | api.myip.com | udp |
| US | 172.67.75.163:443 | api.myip.com | tcp |
| US | 8.8.8.8:53 | 24.66.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.75.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| N/A | 10.127.0.1:445 | tcp | |
| N/A | 10.127.0.1:139 | tcp | |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 31.243.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| N/A | 10.127.0.2:445 | tcp | |
| N/A | 10.127.0.2:139 | tcp | |
| US | 8.8.8.8:53 | 2.0.127.10.in-addr.arpa | udp |
| N/A | 10.127.0.3:445 | tcp | |
| N/A | 10.127.0.3:139 | tcp | |
| US | 8.8.8.8:53 | 93.65.42.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 3.0.127.10.in-addr.arpa | udp |
| N/A | 10.127.0.4:445 | tcp | |
| N/A | 10.127.0.4:139 | tcp |
Files
C:\Users\Admin\Desktop\128380-readme.html
| MD5 | ccb77336b0e11c90238dc19c5caa3e80 |
| SHA1 | d2996ff696335b14df9a047c7fbfd02b570dfaaa |
| SHA256 | 9fccab71b553260ec0a0e96363acd12b60f68c209dcc80775784a670a927745c |
| SHA512 | 2df6d5c9361e3df8ddfa14181ef7056a3e8a0df210e51bb4ca92be8810353a950a8d24e137f1fd52595a9b7fc178ff260a5c72aa9c86d386276585ccf00fd0ec |
C:\Users\Admin\AppData\Roaming\Microsoft\fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6.exe
| MD5 | 6c660f960daac148be75427c712d0134 |
| SHA1 | b3c597060abc20d3b3291f8b5252a3834d49b92f |
| SHA256 | fa4626e2c5984d7868a685c5102530bd8260d0b31ef06d2ce2da7636da48d2d6 |
| SHA512 | 48806df9787497cbf55a85a523c8e703aec1bb262c60a019ab45f420a87d016054a97dc428484bd5c2f7ba1c3f57a37d807fc4e1de487dbef1c76dc38fbf8fe0 |