Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
11-02-2022 02:15
Static task
static1
Behavioral task
behavioral1
Sample
f62b55cabf15fa05867c107993417fcff2c75f6562675aa745e8b387c82b454e.exe
Resource
win7-en-20211208
windows7_x64
0 signatures
0 seconds
General
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Target
f62b55cabf15fa05867c107993417fcff2c75f6562675aa745e8b387c82b454e.exe
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Size
782KB
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MD5
1459eb752aa14cfe63e4fe91ac4c6156
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SHA1
ae17251c35269b05cfc235ab14cf92447fc44956
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SHA256
f62b55cabf15fa05867c107993417fcff2c75f6562675aa745e8b387c82b454e
-
SHA512
f512a3533624644025d2a996ae0af05d1f39867c78e0a1981c42017e66889a739e783db1867366b72f59ca6881b1f8fe28079e765d972d78aac7610399895f82
Malware Config
Extracted
Family
vidar
Version
49.4
Botnet
937
C2
https://mastodon.online/@banda1ker
https://koyu.space/@banda2ker
Attributes
-
profile_id
937
Signatures
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Vidar Stealer 2 IoCs
Processes:
resource yara_rule behavioral2/memory/2392-132-0x0000000000D90000-0x0000000000E66000-memory.dmp family_vidar behavioral2/memory/2392-133-0x0000000000400000-0x00000000004D9000-memory.dmp family_vidar -
Drops file in Windows directory 8 IoCs
Processes:
svchost.exeTiWorker.exedescription ioc process 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 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 -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
svchost.exeTiWorker.exedescription pid process Token: SeShutdownPrivilege 928 svchost.exe Token: SeCreatePagefilePrivilege 928 svchost.exe Token: SeShutdownPrivilege 928 svchost.exe Token: SeCreatePagefilePrivilege 928 svchost.exe Token: SeShutdownPrivilege 928 svchost.exe Token: SeCreatePagefilePrivilege 928 svchost.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe Token: SeRestorePrivilege 4356 TiWorker.exe Token: SeSecurityPrivilege 4356 TiWorker.exe Token: SeBackupPrivilege 4356 TiWorker.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\f62b55cabf15fa05867c107993417fcff2c75f6562675aa745e8b387c82b454e.exe"C:\Users\Admin\AppData\Local\Temp\f62b55cabf15fa05867c107993417fcff2c75f6562675aa745e8b387c82b454e.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/928-134-0x0000023C79560000-0x0000023C79570000-memory.dmpFilesize
64KB
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memory/928-135-0x0000023C79B20000-0x0000023C79B30000-memory.dmpFilesize
64KB
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memory/928-136-0x0000023C7C190000-0x0000023C7C194000-memory.dmpFilesize
16KB
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memory/2392-130-0x0000000000F82000-0x0000000000FFE000-memory.dmpFilesize
496KB
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memory/2392-131-0x0000000000F82000-0x0000000000FFE000-memory.dmpFilesize
496KB
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memory/2392-132-0x0000000000D90000-0x0000000000E66000-memory.dmpFilesize
856KB
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memory/2392-133-0x0000000000400000-0x00000000004D9000-memory.dmpFilesize
868KB