Analysis
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max time kernel
155s -
max time network
160s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
14-02-2022 02:51
Static task
static1
Behavioral task
behavioral1
Sample
b7b86225defaae424aa2e447fc784088.exe
Resource
win7-en-20211208
General
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Target
b7b86225defaae424aa2e447fc784088.exe
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Size
579KB
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MD5
b7b86225defaae424aa2e447fc784088
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SHA1
4cb5d0afea368c7668fda827d5c8a0fea122520a
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SHA256
dab8893b6a8b67b41ad07bd0d01c6d9ba67bf3f80ff414ef7a85ec2a1f991c75
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SHA512
aedb708457385bcb8f6e5aed625d1926f276afb1d0b57c276d56a4c05c8dd3e207d17767d2d8887c795c688d87b773d281c520278a5eeccc2eb83d13f5dbfd5b
Malware Config
Signatures
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
Processes:
b7b86225defaae424aa2e447fc784088.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts b7b86225defaae424aa2e447fc784088.exe -
Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
Processes:
b7b86225defaae424aa2e447fc784088.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b7b86225defaae424aa2e447fc784088.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Drops file in Windows directory 8 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe File opened for modification C:\Windows\WindowsUpdate.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.edb svchost.exe File opened for modification C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm svchost.exe File opened for modification C:\Windows\SoftwareDistribution\ReportingEvents.log svchost.exe File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeb7b86225defaae424aa2e447fc784088.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 2132 svchost.exe Token: SeCreatePagefilePrivilege 2132 svchost.exe Token: SeShutdownPrivilege 2132 svchost.exe Token: SeCreatePagefilePrivilege 2132 svchost.exe Token: SeShutdownPrivilege 2132 svchost.exe Token: SeCreatePagefilePrivilege 2132 svchost.exe Token: SeImpersonatePrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeTcbPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeChangeNotifyPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeCreateTokenPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeBackupPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeRestorePrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeIncreaseQuotaPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeAssignPrimaryTokenPrivilege 2328 b7b86225defaae424aa2e447fc784088.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe Token: SeSecurityPrivilege 3320 TiWorker.exe Token: SeBackupPrivilege 3320 TiWorker.exe Token: SeRestorePrivilege 3320 TiWorker.exe -
outlook_win_path 1 IoCs
Processes:
b7b86225defaae424aa2e447fc784088.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook b7b86225defaae424aa2e447fc784088.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\b7b86225defaae424aa2e447fc784088.exe"C:\Users\Admin\AppData\Local\Temp\b7b86225defaae424aa2e447fc784088.exe"1⤵
- Accesses Microsoft Outlook accounts
- Accesses Microsoft Outlook profiles
- Suspicious use of AdjustPrivilegeToken
- outlook_win_path
PID:2328
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2132
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C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exeC:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3320