Analysis
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max time kernel
148s -
max time network
161s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
16-11-2024 12:37
Static task
static1
Behavioral task
behavioral1
Sample
b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a.msi
Resource
win7-20241023-en
windows7-x64
22 signatures
150 seconds
Behavioral task
behavioral2
Sample
b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a.msi
Resource
win10v2004-20241007-en
windows10-2004-x64
23 signatures
150 seconds
General
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Target
b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a.msi
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Size
265.5MB
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MD5
ba1524657e23f77a7c91c2e89817dc03
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SHA1
5759d61e85d0a6e528f4f0cde621e02d692f8151
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SHA256
b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a
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SHA512
d096b401ac8cdd86f6b55b44a2946d95bd81be15233952401265201bcd48e0af9f2fe0679964a0862d1046f08f8458dcc24e96f008e9d75675a9f2e059082234
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SSDEEP
3145728:CPZHar69MPLkp0/LtpZ+WE5KPLo4xpksqqtPTel5W4XfWymu5nR/8ZM3GZV/ArfC:qZ6r69MYpet/+ZQLoeBJilujY7Ws0qH
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2288-69-0x0000000010000000-0x0000000010199000-memory.dmp purplefox_rootkit behavioral1/memory/2288-75-0x0000000000400000-0x0000000001400000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 2 IoCs
resource yara_rule behavioral1/memory/2288-69-0x0000000010000000-0x0000000010199000-memory.dmp family_gh0strat behavioral1/memory/2288-75-0x0000000000400000-0x0000000001400000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Enumerates connected drives 3 TTPs 46 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe -
resource yara_rule behavioral1/memory/2288-67-0x0000000000400000-0x0000000001400000-memory.dmp upx behavioral1/memory/2288-75-0x0000000000400000-0x0000000001400000-memory.dmp upx -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files (x86)\aisizhushou-\aisizhushou-\dzaisizs.exe msiexec.exe File created C:\Program Files (x86)\aisizhushou-\aisizhushou-\i4Tools_v7.98.79_Setup.exe msiexec.exe -
Drops file in Windows directory 13 IoCs
description ioc Process File opened for modification C:\Windows\INF\setupapi.ev3 DrvInst.exe File opened for modification C:\Windows\INF\setupapi.dev.log DrvInst.exe File created C:\Windows\Installer\f771c18.msi msiexec.exe File created C:\Windows\Installer\f771c19.ipi msiexec.exe File opened for modification C:\Windows\Installer\f771c19.ipi msiexec.exe File created C:\Windows\Installer\f771c1b.msi msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File opened for modification C:\Windows\Installer\f771c18.msi msiexec.exe File opened for modification C:\Windows\Installer\MSI1E4A.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI1F35.tmp msiexec.exe File opened for modification C:\Windows\Installer\MSI2001.tmp msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI2233.tmp msiexec.exe -
Executes dropped EXE 1 IoCs
pid Process 2288 dzaisizs.exe -
Loads dropped DLL 10 IoCs
pid Process 2252 MsiExec.exe 2252 MsiExec.exe 2252 MsiExec.exe 2252 MsiExec.exe 2252 MsiExec.exe 1976 MsiExec.exe 1976 MsiExec.exe 1976 MsiExec.exe 2252 MsiExec.exe 2252 MsiExec.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 2336 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language dzaisizs.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe -
Modifies data under HKEY_USERS 46 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D msiexec.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E msiexec.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E msiexec.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe -
Modifies registry class 23 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\PackageName = "b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\Media msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\Clients = 3a0000000000 msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\ProductName = "aisizhushou-" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\PackageCode = "95641163BFAAC2E49B6EE9D7E385965F" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\AuthorizedLUAApp = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\Media\1 = ";" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\470E4FB4BAE8D444894A278DEDA96B53 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\Language = "2052" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\Media\DiskPrompt = "[1]" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\470E4FB4BAE8D444894A278DEDA96B53\MainFeature msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\AdvertiseFlags = "388" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\InstanceType = "0" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\35A369A6BA02B8F4EB1FE568BE878C7E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\35A369A6BA02B8F4EB1FE568BE878C7E\470E4FB4BAE8D444894A278DEDA96B53 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\SourceList\Net msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\Version = "16777216" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\470E4FB4BAE8D444894A278DEDA96B53\Assignment = "1" msiexec.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1492 msiexec.exe 1492 msiexec.exe 2288 dzaisizs.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 2336 msiexec.exe Token: SeIncreaseQuotaPrivilege 2336 msiexec.exe Token: SeRestorePrivilege 1492 msiexec.exe Token: SeTakeOwnershipPrivilege 1492 msiexec.exe Token: SeSecurityPrivilege 1492 msiexec.exe Token: SeCreateTokenPrivilege 2336 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2336 msiexec.exe Token: SeLockMemoryPrivilege 2336 msiexec.exe Token: SeIncreaseQuotaPrivilege 2336 msiexec.exe Token: SeMachineAccountPrivilege 2336 msiexec.exe Token: SeTcbPrivilege 2336 msiexec.exe Token: SeSecurityPrivilege 2336 msiexec.exe Token: SeTakeOwnershipPrivilege 2336 msiexec.exe Token: SeLoadDriverPrivilege 2336 msiexec.exe Token: SeSystemProfilePrivilege 2336 msiexec.exe Token: SeSystemtimePrivilege 2336 msiexec.exe Token: SeProfSingleProcessPrivilege 2336 msiexec.exe Token: SeIncBasePriorityPrivilege 2336 msiexec.exe Token: SeCreatePagefilePrivilege 2336 msiexec.exe Token: SeCreatePermanentPrivilege 2336 msiexec.exe Token: SeBackupPrivilege 2336 msiexec.exe Token: SeRestorePrivilege 2336 msiexec.exe Token: SeShutdownPrivilege 2336 msiexec.exe Token: SeDebugPrivilege 2336 msiexec.exe Token: SeAuditPrivilege 2336 msiexec.exe Token: SeSystemEnvironmentPrivilege 2336 msiexec.exe Token: SeChangeNotifyPrivilege 2336 msiexec.exe Token: SeRemoteShutdownPrivilege 2336 msiexec.exe Token: SeUndockPrivilege 2336 msiexec.exe Token: SeSyncAgentPrivilege 2336 msiexec.exe Token: SeEnableDelegationPrivilege 2336 msiexec.exe Token: SeManageVolumePrivilege 2336 msiexec.exe Token: SeImpersonatePrivilege 2336 msiexec.exe Token: SeCreateGlobalPrivilege 2336 msiexec.exe Token: SeCreateTokenPrivilege 2336 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 2336 msiexec.exe Token: SeLockMemoryPrivilege 2336 msiexec.exe Token: SeIncreaseQuotaPrivilege 2336 msiexec.exe Token: SeMachineAccountPrivilege 2336 msiexec.exe Token: SeTcbPrivilege 2336 msiexec.exe Token: SeSecurityPrivilege 2336 msiexec.exe Token: SeTakeOwnershipPrivilege 2336 msiexec.exe Token: SeLoadDriverPrivilege 2336 msiexec.exe Token: SeSystemProfilePrivilege 2336 msiexec.exe Token: SeSystemtimePrivilege 2336 msiexec.exe Token: SeProfSingleProcessPrivilege 2336 msiexec.exe Token: SeIncBasePriorityPrivilege 2336 msiexec.exe Token: SeCreatePagefilePrivilege 2336 msiexec.exe Token: SeCreatePermanentPrivilege 2336 msiexec.exe Token: SeBackupPrivilege 2336 msiexec.exe Token: SeRestorePrivilege 2336 msiexec.exe Token: SeShutdownPrivilege 2336 msiexec.exe Token: SeDebugPrivilege 2336 msiexec.exe Token: SeAuditPrivilege 2336 msiexec.exe Token: SeSystemEnvironmentPrivilege 2336 msiexec.exe Token: SeChangeNotifyPrivilege 2336 msiexec.exe Token: SeRemoteShutdownPrivilege 2336 msiexec.exe Token: SeUndockPrivilege 2336 msiexec.exe Token: SeSyncAgentPrivilege 2336 msiexec.exe Token: SeEnableDelegationPrivilege 2336 msiexec.exe Token: SeManageVolumePrivilege 2336 msiexec.exe Token: SeImpersonatePrivilege 2336 msiexec.exe Token: SeCreateGlobalPrivilege 2336 msiexec.exe Token: SeCreateTokenPrivilege 2336 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2336 msiexec.exe 2336 msiexec.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2288 dzaisizs.exe 2288 dzaisizs.exe 2288 dzaisizs.exe -
Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 2252 1492 msiexec.exe 32 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 1492 wrote to memory of 1976 1492 msiexec.exe 36 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 PID 2252 wrote to memory of 2288 2252 MsiExec.exe 38 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\b1b4a6322037cf898fff9a6d49dcceca4109fa56f8a48b237ec4ebe117d2b58a.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2336
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1492 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 5CD7C4A0C7DFC1B1F5A5C27F81432905 C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2252 -
C:\Program Files (x86)\aisizhushou-\aisizhushou-\dzaisizs.exe"C:\Program Files (x86)\aisizhushou-\aisizhushou-\dzaisizs.exe"3⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2288
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding C1A753460E74E98851D0632E24BA1B572⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1976
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵PID:2960
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000384" "00000000000004A0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2488
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
MD5f7fe0bb484e754fee5ad004258cee9f1
SHA199bcd9a386e775fb73c6e9d3bc45ffb3518ba180
SHA256e779030a1b287f0279ba2ff834d9d6ad4ce40e5dc0baa3468a9280aedfff37bb
SHA5120c8c7c0e7521b247adb6852a9c7be41c0894c18cecfefc8af44647cd1e187808db66bbbfe9624d3074e617157e8dfde6ef44162a1028dd1a9f1637714024435b
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Filesize
79KB
MD59a4968fe67c177850163deafec64d0a6
SHA115b3f837c4f066cface8b3535a88523d20e5ca5c
SHA256441d8c2ee1b434e21b7a8547f3c9e8b5b654ed7c790372d7870c8071d3a9b6ab
SHA512256d1173b794bda93adece3bf2689c6875a67a8690139587c271f5c7a45f2a397caf164a4a05f34c9710ce65c7f473243c05be35155d130406999a834fc7643f
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Filesize
287KB
MD530ee500e69f06a463f668522fc789945
SHA1c67a201b59ca2388e8ef060de287a678f1fae705
SHA256849131d9b648070461d0fa90cbf094e3c149643ceab43d0c834b82f48a2ef277
SHA51287a0b5aa28a426a156041f050ac9abce2d25efc70570a829fce3831827dc2a426ca5a85acf672519c3c88b463dcdfa9f20ccef46f0eb07e8d04c4e0d9673246d