Analysis
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max time kernel
169s -
max time network
184s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
08-02-2022 02:24
Static task
static1
Behavioral task
behavioral1
Sample
Drawings.xlsm
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
Drawings.xlsm
Resource
win10v2004-en-20220112
Behavioral task
behavioral3
Sample
Drawings2.exe
Resource
win7-en-20211208
Behavioral task
behavioral4
Sample
Drawings2.exe
Resource
win10v2004-en-20220113
General
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Target
Drawings2.exe
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Size
885KB
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MD5
e8fa281769eebdc238ff7996041239a8
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SHA1
603e4ccf3f9fb75ece2008fcfb39214fd4c43e02
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SHA256
f0898da54ae0f11c2769f71e20969563bc58e74bb1594869108b8242a9c2419b
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SHA512
74fc4926649b2ec0cdbab0c7e8c3c7c59fc75a4a820d9309b5358aee040c891a0e2c2ac5ceb3109eee2e4a9a0ca3dfa4d62f48746973e089595c1d08a782bfef
Malware Config
Signatures
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Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 File opened for modification C:\Windows\WinSxS\pending.xml TiWorker.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 2764 svchost.exe Token: SeCreatePagefilePrivilege 2764 svchost.exe Token: SeShutdownPrivilege 2764 svchost.exe Token: SeCreatePagefilePrivilege 2764 svchost.exe Token: SeShutdownPrivilege 2764 svchost.exe Token: SeCreatePagefilePrivilege 2764 svchost.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe Token: SeRestorePrivilege 4396 TiWorker.exe Token: SeSecurityPrivilege 4396 TiWorker.exe Token: SeBackupPrivilege 4396 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Drawings2.exe"C:\Users\Admin\AppData\Local\Temp\Drawings2.exe"1⤵
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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
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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
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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memory/2764-150-0x0000021905330000-0x0000021905334000-memory.dmpFilesize
16KB
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memory/3840-130-0x0000000000670000-0x0000000000754000-memory.dmpFilesize
912KB
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memory/3840-131-0x00000000050F0000-0x000000000518C000-memory.dmpFilesize
624KB
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memory/3840-132-0x00000000749D0000-0x0000000075180000-memory.dmpFilesize
7.7MB
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memory/3840-133-0x0000000005740000-0x0000000005CE4000-memory.dmpFilesize
5.6MB
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memory/3840-134-0x0000000005230000-0x00000000052C2000-memory.dmpFilesize
584KB
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memory/3840-135-0x0000000005190000-0x0000000005734000-memory.dmpFilesize
5.6MB
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memory/3840-136-0x00000000051A0000-0x00000000051AA000-memory.dmpFilesize
40KB
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memory/3840-137-0x00000000053C0000-0x0000000005416000-memory.dmpFilesize
344KB