Analysis
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max time kernel
146s -
max time network
171s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
15-02-2022 14:58
Static task
static1
Behavioral task
behavioral1
Sample
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe
Resource
win10v2004-en-20220113
General
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Target
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe
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Size
3.4MB
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MD5
a6aebaf78d5d1d323dc4e7553424ecb3
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SHA1
67443ca919e3f3811f50ba21321f3eda1d33909c
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SHA256
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918
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SHA512
68dce0bbf2235ba83931898c13010f504009d2dbc8e00e780a59d7391af3fc8f0b7ce866fd5467a18094bb779fe7f6ca1be62d587e9bb2f3893fb05d742b6131
Malware Config
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/4128-134-0x0000000000780000-0x000000000105C000-memory.dmp family_redline -
.NET Reactor proctector 1 IoCs
Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.
Processes:
resource yara_rule behavioral2/memory/4128-134-0x0000000000780000-0x000000000105C000-memory.dmp net_reactor -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe -
Processes:
resource yara_rule behavioral2/memory/4128-134-0x0000000000780000-0x000000000105C000-memory.dmp themida -
Processes:
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
Processes:
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exepid process 4128 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe -
Drops file in Windows directory 8 IoCs
Processes:
TiWorker.exesvchost.exedescription ioc process File opened for modification C:\Windows\Logs\CBS\CBS.log TiWorker.exe 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 -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exepid process 4128 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe 4128 233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 4172 svchost.exe Token: SeCreatePagefilePrivilege 4172 svchost.exe Token: SeShutdownPrivilege 4172 svchost.exe Token: SeCreatePagefilePrivilege 4172 svchost.exe Token: SeShutdownPrivilege 4172 svchost.exe Token: SeCreatePagefilePrivilege 4172 svchost.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe Token: SeRestorePrivilege 3888 TiWorker.exe Token: SeSecurityPrivilege 3888 TiWorker.exe Token: SeBackupPrivilege 3888 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe"C:\Users\Admin\AppData\Local\Temp\233cb353b4dc5f127dd7863501875f5be44b96e299e29c3b6c30b1e984e2c918.exe"1⤵
- Checks BIOS information in registry
- Checks whether UAC is enabled
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:4128
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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:4172
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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:3888