Analysis
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max time kernel
139s -
max time network
126s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
23-10-2024 02:12
Static task
static1
Behavioral task
behavioral1
Sample
yuanchangkuirr-intrallar.msi
Resource
win7-20240903-en
windows7-x64
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
yuanchangkuirr-intrallar.msi
Resource
win10v2004-20241007-en
windows10-2004-x64
23 signatures
150 seconds
General
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Target
yuanchangkuirr-intrallar.msi
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Size
72.3MB
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MD5
31e8ef3c0591e3ce82cb1c43fb6459c2
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SHA1
2adc3a5470d7e7507c60e6bf88d86985b2d3a7b9
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SHA256
9e0543dbde32aeacb27324fc070be63ae7bf679fbe69a4836e3dab627812a7b8
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SHA512
c1607b5a051fe034378dee8c27aca1effbdf4ab985a500160f2260403bace6f5575117e73a21878ec3f88d1bde49f56cc99184012cb66d1cb2bdc2a7defb4994
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SSDEEP
1572864:DNDFH5QOjDdexAgZt/qNOU1bpJh11+exX8t6iwwdM1ZE0d+LH:1xjDdKAqFqQCJh11/xYP50d+7
Malware Config
Signatures
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Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs
Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.
pid Process 628 powershell.exe -
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) \??\Y: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\J: 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) \??\Q: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\L: msiexec.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
resource yara_rule behavioral1/memory/1740-49-0x000000013F220000-0x0000000140220000-memory.dmp upx -
Drops file in Program Files directory 13 IoCs
description ioc Process File created C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa.exe KXwXckjFEiVp.exe File created C:\Program Files\AnalyzeGentleExplorer\KigOyawRpuIW.exe KXwXckjFEiVp.exe File opened for modification C:\Program Files\AnalyzeGentleExplorer\KigOyawRpuIW.exe KXwXckjFEiVp.exe File created C:\Program Files\AnalyzeGentleExplorer\common_clang32.dll msiexec.exe File created C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa KXwXckjFEiVp.exe File opened for modification C:\Program Files\AnalyzeGentleExplorer\KigOyawRpuIW.xml KXwXckjFEiVp.exe File opened for modification C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa KXwXckjFEiVp.exe File created C:\Program Files\AnalyzeGentleExplorer\KigOyawRpuIW.xml KXwXckjFEiVp.exe File opened for modification C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa.exe KXwXckjFEiVp.exe File opened for modification C:\Program Files\AnalyzeGentleExplorer fUsKbQztGnwa.exe File created C:\Program Files\AnalyzeGentleExplorer\jtsQyBozxwOIHmIoteVO msiexec.exe File created C:\Program Files\AnalyzeGentleExplorer\KXwXckjFEiVp.exe msiexec.exe File created C:\Program Files\AnalyzeGentleExplorer\SunloginClient15544x64.exe msiexec.exe -
Drops file in Windows directory 10 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 opened for modification C:\Windows\Installer\f76ce09.msi msiexec.exe File created C:\Windows\Installer\f76ce0a.ipi msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File created C:\Windows\Installer\f76ce0c.msi msiexec.exe File opened for modification C:\Windows\Installer\f76ce0a.ipi msiexec.exe File opened for modification C:\Windows\INF\setupapi.ev1 DrvInst.exe File created C:\Windows\Installer\f76ce09.msi msiexec.exe File opened for modification C:\Windows\Installer\MSICED3.tmp msiexec.exe -
Executes dropped EXE 4 IoCs
pid Process 296 KXwXckjFEiVp.exe 1840 fUsKbQztGnwa.exe 1740 SunloginClient15544x64.exe 304 SunloginClient15544x64.exe -
Loads dropped DLL 3 IoCs
pid Process 1568 MsiExec.exe 1840 fUsKbQztGnwa.exe 1840 fUsKbQztGnwa.exe -
Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 1968 msiexec.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 KXwXckjFEiVp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fUsKbQztGnwa.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\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\SYSTEM\CurrentControlSet SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2e\52C64B7E SunloginClient15544x64.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E\52C64B7E\@%SystemRoot%\System32\fveui.dll,-843 = "BitLocker Drive Encryption" SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput\VID_0627&PID_0001 SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput\VID_0627&PID_0001\Calibration SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput\VID_0627&PID_0001\DeviceInstances SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D msiexec.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput\VID_0627&PID_0001\Calibration\0 SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E msiexec.exe Key created \REGISTRY\USER\.DEFAULT\System SunloginClient15544x64.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E\52C64B7E\@%SystemRoot%\system32\p2pcollab.dll,-8042 = "Peer to Peer Trust" SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties SunloginClient15544x64.exe Set value (data) \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput\VID_0627&PID_0001\Calibration\0\GUID = e0053d4ee490ef118001444553540000 SunloginClient15544x64.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs 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\2E\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust DrvInst.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E\52C64B7E\@%SystemRoot%\system32\dnsapi.dll,-103 = "Domain Name System (DNS) Server Trust" SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SYSTEM\CurrentControlSet\Control SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = e0b8730af124db01 powershell.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2E\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\System\CurrentControlSet\Control\MediaProperties\PrivateProperties\DirectInput SunloginClient15544x64.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates DrvInst.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs DrvInst.exe -
Modifies registry class 22 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\C6BDC420EDD7D3E42A4DC9EAE81B4DFB msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\Media msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\Clients = 3a0000000000 msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\Version = "67567622" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\C19253CA00EB68D488C5FD8D3377BD29\C6BDC420EDD7D3E42A4DC9EAE81B4DFB msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\ProductName = "AnalyzeGentleExplorer" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\PackageCode = "16365A16AE1FE094B86DB5BC2E221855" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\Assignment = "1" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\DeploymentFlags = "3" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\Media\1 = ";" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\ProductFeature msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\C19253CA00EB68D488C5FD8D3377BD29 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\PackageName = "yuanchangkuirr-intrallar.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\C6BDC420EDD7D3E42A4DC9EAE81B4DFB\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\" msiexec.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1600 msiexec.exe 1600 msiexec.exe 628 powershell.exe 1840 fUsKbQztGnwa.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 1968 msiexec.exe Token: SeIncreaseQuotaPrivilege 1968 msiexec.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe Token: SeSecurityPrivilege 1600 msiexec.exe Token: SeCreateTokenPrivilege 1968 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 1968 msiexec.exe Token: SeLockMemoryPrivilege 1968 msiexec.exe Token: SeIncreaseQuotaPrivilege 1968 msiexec.exe Token: SeMachineAccountPrivilege 1968 msiexec.exe Token: SeTcbPrivilege 1968 msiexec.exe Token: SeSecurityPrivilege 1968 msiexec.exe Token: SeTakeOwnershipPrivilege 1968 msiexec.exe Token: SeLoadDriverPrivilege 1968 msiexec.exe Token: SeSystemProfilePrivilege 1968 msiexec.exe Token: SeSystemtimePrivilege 1968 msiexec.exe Token: SeProfSingleProcessPrivilege 1968 msiexec.exe Token: SeIncBasePriorityPrivilege 1968 msiexec.exe Token: SeCreatePagefilePrivilege 1968 msiexec.exe Token: SeCreatePermanentPrivilege 1968 msiexec.exe Token: SeBackupPrivilege 1968 msiexec.exe Token: SeRestorePrivilege 1968 msiexec.exe Token: SeShutdownPrivilege 1968 msiexec.exe Token: SeDebugPrivilege 1968 msiexec.exe Token: SeAuditPrivilege 1968 msiexec.exe Token: SeSystemEnvironmentPrivilege 1968 msiexec.exe Token: SeChangeNotifyPrivilege 1968 msiexec.exe Token: SeRemoteShutdownPrivilege 1968 msiexec.exe Token: SeUndockPrivilege 1968 msiexec.exe Token: SeSyncAgentPrivilege 1968 msiexec.exe Token: SeEnableDelegationPrivilege 1968 msiexec.exe Token: SeManageVolumePrivilege 1968 msiexec.exe Token: SeImpersonatePrivilege 1968 msiexec.exe Token: SeCreateGlobalPrivilege 1968 msiexec.exe Token: SeBackupPrivilege 2948 vssvc.exe Token: SeRestorePrivilege 2948 vssvc.exe Token: SeAuditPrivilege 2948 vssvc.exe Token: SeBackupPrivilege 1600 msiexec.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 2852 DrvInst.exe Token: SeLoadDriverPrivilege 2852 DrvInst.exe Token: SeLoadDriverPrivilege 2852 DrvInst.exe Token: SeLoadDriverPrivilege 2852 DrvInst.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe Token: SeDebugPrivilege 628 powershell.exe Token: SeRestorePrivilege 296 KXwXckjFEiVp.exe Token: 35 296 KXwXckjFEiVp.exe Token: SeSecurityPrivilege 296 KXwXckjFEiVp.exe Token: SeSecurityPrivilege 296 KXwXckjFEiVp.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe Token: SeRestorePrivilege 1600 msiexec.exe Token: SeTakeOwnershipPrivilege 1600 msiexec.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1968 msiexec.exe 1968 msiexec.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 304 SunloginClient15544x64.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1600 wrote to memory of 1568 1600 msiexec.exe 35 PID 1600 wrote to memory of 1568 1600 msiexec.exe 35 PID 1600 wrote to memory of 1568 1600 msiexec.exe 35 PID 1600 wrote to memory of 1568 1600 msiexec.exe 35 PID 1600 wrote to memory of 1568 1600 msiexec.exe 35 PID 1568 wrote to memory of 628 1568 MsiExec.exe 37 PID 1568 wrote to memory of 628 1568 MsiExec.exe 37 PID 1568 wrote to memory of 628 1568 MsiExec.exe 37 PID 1568 wrote to memory of 296 1568 MsiExec.exe 39 PID 1568 wrote to memory of 296 1568 MsiExec.exe 39 PID 1568 wrote to memory of 296 1568 MsiExec.exe 39 PID 1568 wrote to memory of 296 1568 MsiExec.exe 39 PID 1568 wrote to memory of 1840 1568 MsiExec.exe 41 PID 1568 wrote to memory of 1840 1568 MsiExec.exe 41 PID 1568 wrote to memory of 1840 1568 MsiExec.exe 41 PID 1568 wrote to memory of 1840 1568 MsiExec.exe 41 PID 1568 wrote to memory of 1740 1568 MsiExec.exe 42 PID 1568 wrote to memory of 1740 1568 MsiExec.exe 42 PID 1568 wrote to memory of 1740 1568 MsiExec.exe 42 PID 1740 wrote to memory of 304 1740 SunloginClient15544x64.exe 43 PID 1740 wrote to memory of 304 1740 SunloginClient15544x64.exe 43 PID 1740 wrote to memory of 304 1740 SunloginClient15544x64.exe 43 -
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\yuanchangkuirr-intrallar.msi1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1968
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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:1600 -
C:\Windows\system32\MsiExec.exeC:\Windows\system32\MsiExec.exe -Embedding C129DDDC29174EC2DBA0C75F15D4FCA8 M Global\MSI00002⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1568 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath 'C:\Program Files\AnalyzeGentleExplorer'3⤵
- Command and Scripting Interpreter: PowerShell
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:628
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C:\Program Files\AnalyzeGentleExplorer\KXwXckjFEiVp.exe"C:\Program Files\AnalyzeGentleExplorer\KXwXckjFEiVp.exe" x "C:\Program Files\AnalyzeGentleExplorer\jtsQyBozxwOIHmIoteVO" -o"C:\Program Files\AnalyzeGentleExplorer\" -pjMgmEjeKlhGKaGgJyBsZ -y3⤵
- Drops file in Program Files directory
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:296
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C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa.exe"C:\Program Files\AnalyzeGentleExplorer\fUsKbQztGnwa.exe" -number 105 -file file3 -mode mode3 -flag flag33⤵
- Drops file in Program Files directory
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:1840
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C:\Program Files\AnalyzeGentleExplorer\SunloginClient15544x64.exe"C:\Program Files\AnalyzeGentleExplorer\SunloginClient15544x64.exe"3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1740 -
C:\Program Files\AnalyzeGentleExplorer\SunloginClient15544x64.exe"C:\Program Files\AnalyzeGentleExplorer\SunloginClient15544x64.exe" --mod=install --admin=14⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:304
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2948
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C:\Windows\system32\DrvInst.exeDrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000003E8" "00000000000004A0"1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:2852
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
7KB
MD5bca3c7985d839da0101c3fc358f73a18
SHA1214fbc2501dd7737f21505ab812600691bd9c249
SHA2563484573c02b0c9449b6bbecc64ad5ed33c8bc83c0f16eeddca94a778dd0a7442
SHA5122ae65710b9afbfdce07f3fdd0cea49fd5381e26a8ab19eab2069c733906b034694eedd38c7e58d20ac3522d4172778c3a6566f3408c15603e21685cd9f1943c1
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Filesize
577KB
MD511fa744ebf6a17d7dd3c58dc2603046d
SHA1d99de792fd08db53bb552cd28f0080137274f897
SHA2561b16c41ae39b679384b06f1492b587b650716430ff9c2e079dca2ad1f62c952d
SHA512424196f2acf5b89807f4038683acc50e7604223fc630245af6bab0e0df923f8b1c49cb09ac709086568c214c3f53dcb7d6c32e8a54af222a3ff78cfab9c51670
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Filesize
832KB
MD5d305d506c0095df8af223ac7d91ca327
SHA1679cb4c763c84e75ccb0fa3475bd6b7a36e81c4a
SHA256923111c7142b3dc783a3c722b19b8a21bcb78222d7a136ac33f0ca8a29f4cb66
SHA51294d369a4db88bff9556a1d7a7fb0188ed935c3592bae09335542c5502ec878e839177be63ac3ab4af75d4dc38a3a4f5d0fd423115ac72cf5dd710c59604db796
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Filesize
2.9MB
MD5a2e29c5a531ca5fdf5d4c7e75ba2748c
SHA11709ea8be99923c6ee4eb369e3971e3522d67f36
SHA256ef86954f2831682faf3655901cf82afe0d7d6fc62e8335a2f508af5d03f03d5c
SHA512e4fee7e410f8f199aa79f014290c0312d720fdb92a6efc48db5badea4fa4610bf344f23d3b7516b2a0e181aa8b27b00e446665a83de4b2d0acfa2e664df64434
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Filesize
2.1MB
MD55aba1a676ca0de4994c623060e05f946
SHA1e792c676bdbecd6baf1516fd3adbba06764aec98
SHA2560a9d3dee1cf01c5f909c19e2821975397106b70581bc32c845ae9ef584bd1c32
SHA51255bc57941e1f76844881eecd56f65b35c2f7eff614a02a47a0f6b5ab41d2a4512b9b970fd658652b8fc56a07a78b46ce2c246798d82f5d256a80f5025ac5d6b4
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Filesize
310B
MD5c256dc950a96c711ae515ce274a3c38a
SHA1e2a639888d3faf686be8ac6f811f76e6915228eb
SHA256930ed7283301dcbaac640c35c47f6febea808e64b6e5bd2f51863551aed2011f
SHA51224d8f26d83c410182fd6787806d01bcf0742748d00b793d27c55e5795a50d862275e9fa3dd8004935bc7427f1d0946949194c9ee2d8cd8e04e041a4db2051a67