Overview
overview
8Static
static
5DLL/ENSF.dll
windows10-2004-x64
3DLL/ENSF.dll
windows11-ltsc_2024-x64
3DLL/ENSTRMAPI.dll
windows10-2004-x64
3DLL/ENSTRMAPI.dll
windows11-ltsc_2024-x64
8DLL/ENWLS.exe
windows10-2004-x64
3DLL/ENWLS.exe
windows11-ltsc_2024-x64
8DLL/ES2Diag.dll
windows10-2004-x64
3DLL/ES2Diag.dll
windows11-ltsc_2024-x64
3DLL/E_JTACSV.exe
windows10-2004-x64
3DLL/E_JTACSV.exe
windows11-ltsc_2024-x64
8DLL/E_PRLGR7.dll
windows10-2004-x64
3DLL/E_PRLGR7.dll
windows11-ltsc_2024-x64
8DLL/E_UPWJ01.dll
windows10-2004-x64
3DLL/E_UPWJ01.dll
windows11-ltsc_2024-x64
8DLL/E_WTACSV.exe
windows10-2004-x64
1DLL/E_WTACSV.exe
windows11-ltsc_2024-x64
1DLL/FlowSshC64.dll
windows10-2004-x64
1DLL/FlowSshC64.dll
windows11-ltsc_2024-x64
6DLL/FlowSshNet32.dll
windows10-2004-x64
3DLL/FlowSshNet32.dll
windows11-ltsc_2024-x64
3DLL/FlowSshNet32.msi
windows10-2004-x64
7DLL/FlowSshNet32.msi
windows11-ltsc_2024-x64
7DLL/FlowSshNet64.dll
windows10-2004-x64
1DLL/FlowSshNet64.dll
windows11-ltsc_2024-x64
1DLL/FlowSshNet64.msi
windows10-2004-x64
7DLL/FlowSshNet64.msi
windows11-ltsc_2024-x64
7DLL/Innoextract.exe
windows10-2004-x64
3DLL/Innoextract.exe
windows11-ltsc_2024-x64
8DLL/MstscTitle.exe
windows10-2004-x64
1DLL/MstscTitle.exe
windows11-ltsc_2024-x64
1DLL/totermc.exe
windows10-2004-x64
3DLL/totermc.exe
windows11-ltsc_2024-x64
6Analysis
- max time kernel
149s - max time network
155s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
07/07/2026, 15:19
Static task
static1
Behavioral task
behavioral1
Sample
DLL/ENSF.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
DLL/ENSF.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral3
Sample
DLL/ENSTRMAPI.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
DLL/ENSTRMAPI.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral5
Sample
DLL/ENWLS.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
DLL/ENWLS.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral7
Sample
DLL/ES2Diag.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
DLL/ES2Diag.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral9
Sample
DLL/E_JTACSV.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
DLL/E_JTACSV.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral11
Sample
DLL/E_PRLGR7.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
DLL/E_PRLGR7.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral13
Sample
DLL/E_UPWJ01.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
DLL/E_UPWJ01.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral15
Sample
DLL/E_WTACSV.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
DLL/E_WTACSV.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral17
Sample
DLL/FlowSshC64.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
DLL/FlowSshC64.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral19
Sample
DLL/FlowSshNet32.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
DLL/FlowSshNet32.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral21
Sample
DLL/FlowSshNet32.msi
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
DLL/FlowSshNet32.msi
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral23
Sample
DLL/FlowSshNet64.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
DLL/FlowSshNet64.dll
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral25
Sample
DLL/FlowSshNet64.msi
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
DLL/FlowSshNet64.msi
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral27
Sample
DLL/Innoextract.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
DLL/Innoextract.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral29
Sample
DLL/MstscTitle.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
DLL/MstscTitle.exe
Resource
win11ltsc2024-20260706-en
Behavioral task
behavioral31
Sample
DLL/totermc.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
DLL/totermc.exe
Resource
win11ltsc2024-20260706-en
General
- Target DLL/FlowSshNet32.msi
- Size 424KB
- Sample260707-sqlblagx7p
- SHA256 f65d0fc7e088baf31e289df68096b1e17645043ccb305419af023e1b632a310e
- MD5 ea90e1b250d415ac2f04b8ff2ef844b2
- SHA1 361c66d496b807cb7fedc7f68748f4978acc2135
- SHA512 6e8c97fad0309e7141d84d32f39197702cc468146c049d8de97facb2a354004559f94e35a7d885413a76b79b6f1b0c7090ed335a9822698ba8ac2ef10dffd031
- SSDEEP 6144:+8BindT8WjaF9bGHiOxp2HH6oAIiEQMl6L6qCGap2rrflDPHV7Oo:+Ginj+QibPAISM8L6b0lDP/
- TLSH T1E194BE1B7F81A130C99A0EF2597F97A14B3CBC249A3568473196724CCDF19D0AE76AC2
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Loads dropped DLL 1 IoCs
pid Process 5028 MsiExec.exe - Badlisted process makes network request 9 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 4 4604 msiexec.exe 6 4604 msiexec.exe 20 4604 msiexec.exe 22 4604 msiexec.exe 32 4604 msiexec.exe 33 4604 msiexec.exe 34 4604 msiexec.exe 50 4604 msiexec.exe 51 4604 msiexec.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) \??\R: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\Z: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\S: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\E: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: msiexec.exe - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Bitvise FlowSshNet\FlowSshNetSamples\FlowSshNet_Exec.ps1 msiexec.exe File created C:\Program Files (x86)\Bitvise FlowSshNet\FlowSshNetSamples\FlowSshNet_Sftp.ps1 msiexec.exe File created C:\Program Files (x86)\Bitvise FlowSshNet\FlowSshNet32.dll msiexec.exe - Drops file in Windows directory 10 IoCs
description ioc Process File opened for modification C:\Windows\Installer\e594155.msi msiexec.exe File created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\Installer\SourceHash{F1CD0099-D261-49E8-9159-23B5AB751FE8} msiexec.exe File created C:\Windows\Installer\e594157.msi msiexec.exe File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log msiexec.exe File opened for modification C:\Windows\Installer\ msiexec.exe File opened for modification C:\Windows\Installer\MSI42FB.tmp msiexec.exe File created C:\Windows\assembly\GACLock.dat msiexec.exe File created C:\Windows\assembly\tmp\ON947JEU\FlowSshNet32.dll msiexec.exe File created C:\Windows\Installer\e594155.msi msiexec.exe - Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 4604 msiexec.exe - System Location Discovery: System Language Discovery 1 TTPs 1 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 - Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters vssvc.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 vssvc.exe Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 vssvc.exe - Modifies data under HKEY_USERS 3 IoCs
description ioc Process Key deleted \REGISTRY\USER\.DEFAULT\SOFTWARE\CLASSES\LOCAL SETTINGS\MUICACHE\27\52C64B7E msiexec.exe Key deleted \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\27 msiexec.exe Key created \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\28 msiexec.exe - Modifies registry class 25 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\LastUsedSource = "n;1;C:\\Users\\Admin\\AppData\\Local\\Temp\\DLL\\" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\AuthorizedLUAApp = "0" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\9900DC1F162D8E941995325BBA57F18E\F_FlowSshNet msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\Version = "153747456" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\PackageName = "FlowSshNet32.msi" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\9900DC1F162D8E941995325BBA57F18E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\PackageCode = "B0C060DD73E2F184FA997BB542511B3F" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\InstanceType = "0" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\DeploymentFlags = "3" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\Media msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\AdvertiseFlags = "388" msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Assemblies\Global msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Assemblies\Global\FlowSshNet32,version="9.42.0.0",culture="neutral",publicKeyToken="444B64EA4867FEE1",processorArchitecture="x86" = 2700290067006500760035005b002d0069003f004100700051003600630051007a0044005b00730046005f0046006c006f0077005300730068004e00650074003e006b005b007600710040003d0028004b00440041006f0027003400600065005e0067005f0065006a0000000000 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\ProductName = "Bitvise SSH Client - FlowSshNet (x86)" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\Language = "1033" msiexec.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\Assignment = "1" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\F066CA170B9225A4F83A6258B5C67C70\9900DC1F162D8E941995325BBA57F18E msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Features\9900DC1F162D8E941995325BBA57F18E\F_FlowSshNetSamples msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\UpgradeCodes\F066CA170B9225A4F83A6258B5C67C70 msiexec.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\Net msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\Net\1 = "C:\\Users\\Admin\\AppData\\Local\\Temp\\DLL\\" msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\SourceList\Media\1 = ";" msiexec.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Installer\Products\9900DC1F162D8E941995325BBA57F18E\Clients = 3a0000000000 msiexec.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4544 msiexec.exe 4544 msiexec.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4604 msiexec.exe Token: SeIncreaseQuotaPrivilege 4604 msiexec.exe Token: SeSecurityPrivilege 4544 msiexec.exe Token: SeCreateTokenPrivilege 4604 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4604 msiexec.exe Token: SeLockMemoryPrivilege 4604 msiexec.exe Token: SeIncreaseQuotaPrivilege 4604 msiexec.exe Token: SeMachineAccountPrivilege 4604 msiexec.exe Token: SeTcbPrivilege 4604 msiexec.exe Token: SeSecurityPrivilege 4604 msiexec.exe Token: SeTakeOwnershipPrivilege 4604 msiexec.exe Token: SeLoadDriverPrivilege 4604 msiexec.exe Token: SeSystemProfilePrivilege 4604 msiexec.exe Token: SeSystemtimePrivilege 4604 msiexec.exe Token: SeProfSingleProcessPrivilege 4604 msiexec.exe Token: SeIncBasePriorityPrivilege 4604 msiexec.exe Token: SeCreatePagefilePrivilege 4604 msiexec.exe Token: SeCreatePermanentPrivilege 4604 msiexec.exe Token: SeBackupPrivilege 4604 msiexec.exe Token: SeRestorePrivilege 4604 msiexec.exe Token: SeShutdownPrivilege 4604 msiexec.exe Token: SeDebugPrivilege 4604 msiexec.exe Token: SeAuditPrivilege 4604 msiexec.exe Token: SeSystemEnvironmentPrivilege 4604 msiexec.exe Token: SeChangeNotifyPrivilege 4604 msiexec.exe Token: SeRemoteShutdownPrivilege 4604 msiexec.exe Token: SeUndockPrivilege 4604 msiexec.exe Token: SeSyncAgentPrivilege 4604 msiexec.exe Token: SeEnableDelegationPrivilege 4604 msiexec.exe Token: SeManageVolumePrivilege 4604 msiexec.exe Token: SeImpersonatePrivilege 4604 msiexec.exe Token: SeCreateGlobalPrivilege 4604 msiexec.exe Token: SeCreateTokenPrivilege 4604 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4604 msiexec.exe Token: SeLockMemoryPrivilege 4604 msiexec.exe Token: SeIncreaseQuotaPrivilege 4604 msiexec.exe Token: SeMachineAccountPrivilege 4604 msiexec.exe Token: SeTcbPrivilege 4604 msiexec.exe Token: SeSecurityPrivilege 4604 msiexec.exe Token: SeTakeOwnershipPrivilege 4604 msiexec.exe Token: SeLoadDriverPrivilege 4604 msiexec.exe Token: SeSystemProfilePrivilege 4604 msiexec.exe Token: SeSystemtimePrivilege 4604 msiexec.exe Token: SeProfSingleProcessPrivilege 4604 msiexec.exe Token: SeIncBasePriorityPrivilege 4604 msiexec.exe Token: SeCreatePagefilePrivilege 4604 msiexec.exe Token: SeCreatePermanentPrivilege 4604 msiexec.exe Token: SeBackupPrivilege 4604 msiexec.exe Token: SeRestorePrivilege 4604 msiexec.exe Token: SeShutdownPrivilege 4604 msiexec.exe Token: SeDebugPrivilege 4604 msiexec.exe Token: SeAuditPrivilege 4604 msiexec.exe Token: SeSystemEnvironmentPrivilege 4604 msiexec.exe Token: SeChangeNotifyPrivilege 4604 msiexec.exe Token: SeRemoteShutdownPrivilege 4604 msiexec.exe Token: SeUndockPrivilege 4604 msiexec.exe Token: SeSyncAgentPrivilege 4604 msiexec.exe Token: SeEnableDelegationPrivilege 4604 msiexec.exe Token: SeManageVolumePrivilege 4604 msiexec.exe Token: SeImpersonatePrivilege 4604 msiexec.exe Token: SeCreateGlobalPrivilege 4604 msiexec.exe Token: SeCreateTokenPrivilege 4604 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4604 msiexec.exe Token: SeLockMemoryPrivilege 4604 msiexec.exe - Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4604 msiexec.exe 4604 msiexec.exe - Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 4544 wrote to memory of 5028 4544 msiexec.exe 97 PID 4544 wrote to memory of 3404 4544 msiexec.exe 106 - Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\DLL\FlowSshNet32.msi1⤵
- Badlisted process makes network request
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4604
-
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:4544 -
C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding E367C6A2F01593271FA5345B262BFCCE C2⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:5028
-
-
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵PID:3404
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
PID:4596
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Config.Msi\e594156.rbs
- Size 9KB
- SHA256 1e77f30bdfdccfcc4de3538b08165247fb9c314e1b785a8d00f35233eaf80000
- MD5 d4d8d0610b1b3d2a24b7206e5252ca21
- SHA1 47012b01cc7d2df2fd5b62a9709bcd05cb5cc0be
- SHA512 1e25b123e516edf3d403f488648a7352023979718287580933c0d60ee9b7d16f7869b6d0d9bc8a98de5d7bc5f3845614bdbc8da3bf095e0d324b8bed2167c2ae
- SSDEEP 96:dkTBhzKvWZWGKvm7MC07dmeKYqSUbbXCsThqdUbbXC6jX3vhlThqlH2xU945KimZ:dUB9DjSCjeuFnSIVnSAFcctQpx
- TLSH T12A121202A30182C2E8935731DB131B123766F2EAA385375F45CD85694E92FC63BEC29B
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\1D3A6ADE28D2362383293C423AFF660E
- Size 751B
- SHA256 ba57ea28fb54f80b3b9082a9b37e61502f4e4fb4b069c7c0fc85d996456ce4e1
- MD5 b9874b01e8a0cad31baaf1f8f9a07338
- SHA1 193b0f0733a018bfb5bb903223d1e8d473adc876
- SHA512 94f7ceb33bcd71d927e8f58f3956db16dd74fcc1c449659a337679add7bc5662a48f9545a9486284656633165a83b7617dbd395ff4cd3f6d3eecd6fc4af8587b
- TLSH T1320165826E044BC2AE56ADDE614CF957BCF3A571391498F5E620BC84BC8878029B211C
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\43B41D246473AA455DCC6019A9AF9545
- Size 96KB
- SHA256 6ab057b4e23eb499661c1662d0ea8af29948d27bc9aefb1d81f932fac86bad55
- MD5 29c9dcf9dc349503aca907f9fd3643b7
- SHA1 a84d9cfa3df09a0c668cf782ce11853724976b4d
- SHA512 64b6e073167bda729be541a95b5ecf5776331e2665853855baaaba4958c0d17c336fc665dfa2d88e95e1f2e0c715598c8ef1eadc35bb3e7c78225661dd9c0fce
- SSDEEP 1536:Z0vA1qD8aSN5uSpx7lOVuIPbIIyF83C/etTmmqJPD:AUqQaa5uSb7lIu4SWtUPD
- TLSH T19FA30C084D702002D5D6ED7399DDFB9A8D7134C7BAD7A1160B501A801AE3F8DADB7AB3
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\572BF21E454637C9F000BE1AF9B1E1A9
- Size 1007B
- SHA256 714f2f36ffa0374b96c9d7c75b754748da098695109f330b5360db38d28ba6c9
- MD5 d3c887e129e9dea8f9fe44976ac6ca3f
- SHA1 20fff553aff81b4d360d6b23eb97c0004b0c8513
- SHA512 623caaa1801a71f1c1c36bd66b566545bae01be8980de3c614fe874ef50da6cdebed93f95ad0ba3e5e1d9b1978f5a75398b5911ebcba4cbc7e22e072ae82c81f
- TLSH T11F11AB5C4520232B65477DB5CCCECF83ECF682C08BC694360FD04D449C22FDA8BA9562
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\1D3A6ADE28D2362383293C423AFF660E
- Size 320B
- SHA256 38251100e48772e7cb7340b706096898a3c68aaa2deb54b5243df2d9f884d1f0
- MD5 e16360b3f5675e28ad89724349e5d08c
- SHA1 ebf22371d3d06e94eeab37911283fcb76753285f
- SHA512 09025860572a5a761ac5c2b4aaa4d6266f9ee826b94adcf3ff99df2510e64195362aec04d5b54b46262534c78cfbc1b270c74d7b407b64aaf56b03fc7e53c88c
- TLSH T155E02B7407B9122AF2F5037E5CE10FC2AF33BC07B512EA1E0BA4174A0409F401C1222B
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\43B41D246473AA455DCC6019A9AF9545
- Size 316B
- SHA256 cb674bfc5e50c1a4aa95fcf7c60cb57a3f16cfa551464938761e4e6cc08694d7
- MD5 37213153b9d87eba3a3f0c767b752989
- SHA1 f64004730fd366e07aa045c626158aed818c2af4
- SHA512 a35a3e283b007d40a3a11038a677bce7907473cc78213faafe5295a0365f0b3b89e58696672279a9c710ca23a171e48d9a26df88278701c87d0b4acd34fde69f
- TLSH T124E05B381F984629F5F54DBE8DF100816D12FD5B6942C71507D11B0E4C16F410D32757
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\572BF21E454637C9F000BE1AF9B1E1A9
- Size 304B
- SHA256 47777b66817a9af5378d4d49df7c545896a7d679aa373be1e9404685226dbad4
- MD5 fc4836f021b8af27ffcf9422bd1f3750
- SHA1 149f09976faa146cbee04b55419ba20fe6cf72b6
- SHA512 29be4a9d9cce5af597bd4e5a2061faa92c2725d34df50184d708fe87675a9c7f5ecd78702ed0456c8068122d496ad2842c5a9d0d85e7082992d2ecc53f164e16
- TLSH T174E02B5403DE1951E6A2477999F20F439D3234026030CA15067507CC0419F813C2261A
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\MSIF325.tmp
- Size 87KB
- SHA256 4604bdec70bb6bb1f4dce4d26d1d583a5f006738f2d679b2aec0d39bd147c442
- MD5 044d3a1361b7d9e30b975b6e1c6b41d1
- SHA1 f1145ec58d8a59b63e998d926d7f7fde472dcb75
- SHA512 ebcad89013d9667ffd16e585cb819370c2ab540c56672801a3f27518a9521e8fd91fc1fb25fd853022e311fd06c6ab48a7c20c28e5ae8ea6aae6e418277d7c80
- SSDEEP 1536:fkktMLfzgise9M+qplMGasc/IcOpVsWjcdHJpPpxFiSy:36LT9MZf7paHrPpxFix
- TLSH T191938D1133D08035D2FF0736A9789A220B7EBD21EEB49D8B7789164D5DB45C0AE36B63
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\Installer\e594155.msi
- Size 424KB
- SHA256 f65d0fc7e088baf31e289df68096b1e17645043ccb305419af023e1b632a310e
- MD5 ea90e1b250d415ac2f04b8ff2ef844b2
- SHA1 361c66d496b807cb7fedc7f68748f4978acc2135
- SHA512 6e8c97fad0309e7141d84d32f39197702cc468146c049d8de97facb2a354004559f94e35a7d885413a76b79b6f1b0c7090ed335a9822698ba8ac2ef10dffd031
- SSDEEP 6144:+8BindT8WjaF9bGHiOxp2HH6oAIiEQMl6L6qCGap2rrflDPHV7Oo:+Ginj+QibPAISM8L6b0lDP/
- TLSH T1E194BE1B7F81A130C99A0EF2597F97A14B3CBC249A3568473196724CCDF19D0AE76AC2
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Windows\assembly\tmp\ON947JEU\FlowSshNet32.dll
- Size 638KB
- SHA256 c5b5c2a51dc7cbe73b439432f66db2692559c947cf5d677fec7cde67202c80b4
- MD5 a3db6e880e903e48aa0bdeb95c104924
- SHA1 e8aa4902f8f3a71f36da73df29ea4573d7c2b5f5
- SHA512 d755fcaec6c0f2651806733c82b8f452db3f673862ff6dd806ddcd43b10f8db362b5a9a311f5a9b7d8648adc5383c7edb37e723dc1194957e989c109e8817bd4
- SSDEEP 12288:JXbap9Cni9Ekkdqfxqx4DVKM9r4dI4UnJJqvHnza4wDbgsUFsugux/V:J6r9Eknp04DVKM9r4dI4UnJJqvHnza4X
- TLSH T1C6D4196B77D149ABC1BE67B2E671867B933BB083138687CF0126C26854E0345AD3D3D6
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 24.1MB
- SHA256 15294bbab96f2340605095bb33c0441f7fe5d519e92a9d1e8336b698aa16441a
- MD5 ac8d5ee2e7c21208c9c6ae12c3da1912
- SHA1 1a9a6078883b3f5c8cd4d98715e03ebcf44a3c09
- SHA512 126028b463f6ef7726d7ad3d1e456635fa47022fe8079afc49243446c271f5af27948324b5f78c9b0f2de03f18a31b368526d58c71dbf080318bfc8b45c1988e
- SSDEEP 24576:xu8m+1zUdoO/vvTLrWNOoWaZsEEjF1dSBbGNPic1FUaMeK0wo/lEFb2RY:6
- TLSH T16447F52437F92510E7F39E3DACF06A2349397D9B9C199E8D05811F4E0921BB1E872F5A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{6e0928ee-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{2ff0fbf6-12d0-431b-a3c8-0a46b4e6aef6}_OnDiskSnapshotProp
- Size 6KB
- SHA256 fe88335558ace0771e7251305875ec1b67f1f8938d514f1aeb415ba569be9e55
- MD5 91af03fd8a8ea08e7a1a415f5cd36adf
- SHA1 c0f7f025fa638a2ddc97267674cbe10a92ac28f1
- SHA512 4f5588b5875cd2c42931b4a2293893d53abdd7ef8b7a5c7a5553a879deb224b09a2111cb0697b23fd7282917b82f5c18d6a62273909496f15102cbb86d374e29
- SSDEEP 96:FceefFTvc8DD84LTHzbOHXOHBlBRQ88Sc9XE56tOSVQpuN:5kTb++ZVmN
- TLSH T15CD188085AF54711E2B3AB3229F14557A437B951EF33CB8E0298238E2670A14F975F5F
- MD5 SHA1 SHA512 SSDEEP TLSH