Analysis
- max time kernel
149s - max time network
151s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 00:15
Static task
static1
Behavioral task
behavioral1
Sample
update.msi
Resource
win10v2004-20260911-en
Behavioral task
behavioral2
Sample
update.msi
Resource
win11ltsc2024-20260911-en
General
- Target update.msi
- Size 10KB
- Sample261102-akebzsf19l
- SHA256 5ed75058a425a6d1fc3b5a818aa0b26454eeda7eda1a76b1ad5a37bd010ef333
- MD5 f3f7b3ea9955776edd0a9ddd604dc4f6
- SHA1 8febc5a8b5676f87d7bcacc78642a8a7012a5d44
- SHA512 eee74d3405c7d428f78e522d2054ade4cd4fdc44e36dd860e88d6bef9c6ffbab4580a537f8ad9f88a869447f58338bec968ab71058ae2b0ef46b92f92351838a
- SSDEEP 192:xSAz4wvQCvL5bxyzEVS2MBBhEQiMsSwW0E8SA:xSAMQj5xyYMVBbJiJSwS8SA
- TLSH T18122D8867502C532D1406F304A660B9957367C809F8B161B3BFDB35C6FBA1E03A9E3E5
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Downloads MZ/PE file 1 IoCs
flow pid Process 12 5076 MsiExec.exe - Executes dropped EXE 1 IoCs
pid Process 2288 TeamsUpdater.exe - Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Badlisted process makes network request 1 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 12 5076 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) \??\D: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\Y: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\Y: 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) \??\X: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\V: msiexec.exe File opened (read-only) \??\X: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\J: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\O: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\K: msiexec.exe File opened (read-only) \??\N: msiexec.exe File opened (read-only) \??\T: msiexec.exe File opened (read-only) \??\Z: 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) \??\Z: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\H: msiexec.exe File opened (read-only) \??\P: msiexec.exe File opened (read-only) \??\R: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\A: msiexec.exe File opened (read-only) \??\B: msiexec.exe File opened (read-only) \??\D: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\G: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\L: msiexec.exe File opened (read-only) \??\M: msiexec.exe File opened (read-only) \??\Q: msiexec.exe File opened (read-only) \??\U: msiexec.exe File opened (read-only) \??\W: msiexec.exe File opened (read-only) \??\I: msiexec.exe File opened (read-only) \??\J: msiexec.exe - Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\knights\tseaullizill.txt TeamsUpdater.exe File opened for modification C:\Program Files (x86)\SystemInformer\mueghoiamp.txt TeamsUpdater.exe File opened for modification C:\Program Files (x86)\glittered\schneaduagh.txt explorer.exe - Drops file in Windows directory 8 IoCs
description ioc Process File opened for modification C:\Windows\Installer\e5a5257.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 created C:\Windows\Installer\inprogressinstallinfo.ipi msiexec.exe File created C:\Windows\SystemTemp\~DF9FBA55FF8A5DADC5.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFDC1A2D28C91773CF.TMP msiexec.exe File created C:\Windows\SystemTemp\~DFC5C61A33B05BB4F4.TMP msiexec.exe File created C:\Windows\Installer\e5a5257.msi msiexec.exe - Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
pid Process 4788 msiexec.exe - Executes a command shell one-liner 1 TTPs 1 IoCs
Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.
pid Process 4472 cmd.exe - System Location Discovery: System Language Discovery 1 TTPs 6 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 schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MsiExec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language schtasks.exe - System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4472 cmd.exe 2096 PING.EXE - Checks SCSI registry key(s) 3 TTPs 5 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_WDC&Prod_WDS100T2B0A\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 000000000400000027445be3350784180000000000000000000000000000000000000000000000000000000000000000000000000000000000001071020000000000c012000000000000000000000000270101000088380127445be30000000000001071020000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000d0830200000000006025c501000000000000000000000700010000e8410127445be3000000000000d08302000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9c701000000000000050000000000000000000000070001000098d4e327445be300000000000030a9c7010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000030a9cc0100000000000005000000000000000000000007000100009854e627445be300000000000030a9cc01000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 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 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 - Runs ping.exe 1 TTPs 1 IoCs
pid Process 2096 PING.EXE - Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 5712 schtasks.exe - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 6040 explorer.exe - Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeShutdownPrivilege 4788 msiexec.exe Token: SeIncreaseQuotaPrivilege 4788 msiexec.exe Token: SeSecurityPrivilege 5116 msiexec.exe Token: SeCreateTokenPrivilege 4788 msiexec.exe Token: SeAssignPrimaryTokenPrivilege 4788 msiexec.exe Token: SeLockMemoryPrivilege 4788 msiexec.exe Token: SeIncreaseQuotaPrivilege 4788 msiexec.exe Token: SeMachineAccountPrivilege 4788 msiexec.exe Token: SeTcbPrivilege 4788 msiexec.exe Token: SeSecurityPrivilege 4788 msiexec.exe Token: SeTakeOwnershipPrivilege 4788 msiexec.exe Token: SeLoadDriverPrivilege 4788 msiexec.exe Token: SeSystemProfilePrivilege 4788 msiexec.exe Token: SeSystemtimePrivilege 4788 msiexec.exe Token: SeProfSingleProcessPrivilege 4788 msiexec.exe Token: SeIncBasePriorityPrivilege 4788 msiexec.exe Token: SeCreatePagefilePrivilege 4788 msiexec.exe Token: SeCreatePermanentPrivilege 4788 msiexec.exe Token: SeBackupPrivilege 4788 msiexec.exe Token: SeRestorePrivilege 4788 msiexec.exe Token: SeShutdownPrivilege 4788 msiexec.exe Token: SeDebugPrivilege 4788 msiexec.exe Token: SeAuditPrivilege 4788 msiexec.exe Token: SeSystemEnvironmentPrivilege 4788 msiexec.exe Token: SeChangeNotifyPrivilege 4788 msiexec.exe Token: SeRemoteShutdownPrivilege 4788 msiexec.exe Token: SeUndockPrivilege 4788 msiexec.exe Token: SeSyncAgentPrivilege 4788 msiexec.exe Token: SeEnableDelegationPrivilege 4788 msiexec.exe Token: SeManageVolumePrivilege 4788 msiexec.exe Token: SeImpersonatePrivilege 4788 msiexec.exe Token: SeCreateGlobalPrivilege 4788 msiexec.exe Token: SeBackupPrivilege 3500 vssvc.exe Token: SeRestorePrivilege 3500 vssvc.exe Token: SeAuditPrivilege 3500 vssvc.exe Token: SeBackupPrivilege 5116 msiexec.exe Token: SeRestorePrivilege 5116 msiexec.exe Token: SeRestorePrivilege 5116 msiexec.exe Token: SeTakeOwnershipPrivilege 5116 msiexec.exe Token: SeBackupPrivilege 5484 srtasks.exe Token: SeRestorePrivilege 5484 srtasks.exe Token: SeSecurityPrivilege 5484 srtasks.exe Token: SeTakeOwnershipPrivilege 5484 srtasks.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeBackupPrivilege 5484 srtasks.exe Token: SeRestorePrivilege 5484 srtasks.exe Token: SeSecurityPrivilege 5484 srtasks.exe Token: SeTakeOwnershipPrivilege 5484 srtasks.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe Token: SeCreatePagefilePrivilege 6040 explorer.exe Token: SeShutdownPrivilege 6040 explorer.exe - Suspicious use of FindShellTrayWindow 3 IoCs
pid Process 4788 msiexec.exe 2288 TeamsUpdater.exe 4788 msiexec.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4788 msiexec.exe 5116 msiexec.exe 5076 MsiExec.exe - Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 5116 wrote to memory of 5484 5116 msiexec.exe 93 PID 5116 wrote to memory of 5076 5116 msiexec.exe 96 PID 5076 wrote to memory of 4472 5076 MsiExec.exe 98 PID 4472 wrote to memory of 2096 4472 cmd.exe 100 PID 5076 wrote to memory of 5712 5076 MsiExec.exe 101 PID 5076 wrote to memory of 4984 5076 MsiExec.exe 103 PID 5076 wrote to memory of 1112 5076 MsiExec.exe 106 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 PID 2288 wrote to memory of 6040 2288 TeamsUpdater.exe 81 - 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\explorer.exeexplorer.exe /LOADSAVEDWINDOWS1⤵
- Drops file in Program Files directory
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:6040 -
C:\Windows\system32\msiexec.exemsiexec.exe /I C:\Users\Admin\AppData\Local\Temp\update.msi2⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
PID:4788
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C:\Windows\system32\msiexec.exeC:\Windows\system32\msiexec.exe /V1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5116 -
C:\Windows\system32\srtasks.exeC:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:22⤵
- Suspicious use of AdjustPrivilegeToken
PID:5484
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C:\Windows\syswow64\MsiExec.exeC:\Windows\syswow64\MsiExec.exe -Embedding 211DB1B272302F523969A2C5D23F494B2⤵
- Downloads MZ/PE file
- Badlisted process makes network request
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5076 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /C PiNg -N 13 127.0.0.13⤵
- Executes a command shell one-liner
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4472 -
C:\Windows\SysWOW64\PING.EXEPiNg -N 13 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2096
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /CReate /tn eZjmAmcP /tr "\"C:\Users\Public\UPdATerad610D4\TeamsUpdater.exe\"" /sc once /st 00:01 /f3⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
PID:5712
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /ruN /Tn eZjmAmcP3⤵
- System Location Discovery: System Language Discovery
PID:4984
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /dELete /tN eZjmAmcP /f3⤵
- System Location Discovery: System Language Discovery
PID:1112
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:3500
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C:\Users\Public\UPdATerad610D4\TeamsUpdater.exe"C:\Users\Public\UPdATerad610D4\TeamsUpdater.exe"1⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2288
Network
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1Persistence
Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Event Triggered Execution
1Installer Packages
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Public\UPdATerad610D4\TeamsUpdater.exe
- Size 1.0MB
- SHA256 fa923cefd550105b74fa277e70c7fa8b89c09704ff2c5b613cb67994da997e2a
- MD5 ac5da157d4f8d1c8e8caac9741d54163
- SHA1 86729ef662e534453fc864c88901dc7b2b732ad0
- SHA512 f6f319a68be389dca61f6cb20e3cb8c4fcbda6081b64aea14d781a84a7d6555dddcc01ddf5d55c1c60a42a7821aa52769def8cc78d53f78587c37f5fc047653e
- SSDEEP 12288:m0NL4/O9CfTzqkuYE62mFUWwxy1m2TVw2Z4e5Jed1SoIkilNcv8uHsgs1Ype3CpD:m0NLuOLBRWgcC2r092I7e1E8Cd
- TLSH T13335BDC1A3954EBBF0F680FC45715203A7E5781D0BE175EB438C7A291E2259E8AF9E13
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
- Size 26.1MB
- SHA256 593d29ef24e0d55785485c5d493904721b1742829e5387d6cd026fc3158edfb3
- MD5 91c351dfc32d3b6d3c184f28675d8b37
- SHA1 e064d2b512345fa7742398ced92663ad4a4128ac
- SHA512 bda01b272f217902193aa4d60402de9c936108bd5b0a6e6ba1a92f7acbf47c2281575be9e120d3d8a3d3fca50da08c8e2214b35156ca30f30347abaad4d8228d
- SSDEEP 24576:JFo3DMPddoO/vvTL/SAuOilQvru0VbJ90z48dDgm47AKJpvOMoR2uXUPKeE:BHk
- TLSH T1C557042532F92211E7F39F3CA8F46A2349397D5B9C15DE8D45411B8E0822F71E872F6A
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path \??\Volume{e35b4427-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{5b3380b0-7722-47b7-9402-0e673084b852}_OnDiskSnapshotProp
- Size 6KB
- SHA256 c1fc6f3158fb7a45bae286e4fdb77be439049b56efc2a37ca5601ed8b830dbf0
- MD5 14e59ca5abfc86e7cda94bb1c4f10b28
- SHA1 8e17d58ba48bb27363d4b45665c75ab2b77f5211
- SHA512 22dfbd2dca0faad4f09090f4243e50ae3e2fb4cfdbc01ad10952796ae283a056312c7a76c168394e6a98200ba3d76b6aa4223ba16b739acc26871d52ba2640fd
- SSDEEP 96:FAhFkWvc6DD84LTHzbOHXOHBlBRQn8Sc9XE56tOSVQpu:yhb++uVm
- TLSH T17BD188185AF54711E2B3AB3129F58557A477B811EF33CB8E0198238E2660A10F876F6F
- MD5 SHA1 SHA512 SSDEEP TLSH