Analysis
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max time kernel
177s -
max time network
201s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
01-02-2022 15:21
Static task
static1
Behavioral task
behavioral1
Sample
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe
Resource
win10v2004-en-20220113
General
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Target
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe
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Size
678KB
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MD5
7405efcdd3e931cde430317df1c00131
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SHA1
69c1527fbd840eee87821328ecf1453984ddc73e
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SHA256
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e
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SHA512
a54442e4ceb718491486653634640dfcfb79c535fde92b7234fbca328c6aeb1cc9b552ae16fe557055eb52ad0ef20e30a5caedd94dd3d89ea647fc4430e48d72
Malware Config
Extracted
C:\Recovery_Instructions.html
Signatures
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MedusaLocker
Ransomware with several variants first seen in September 2019.
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MedusaLocker Payload 2 IoCs
Processes:
resource yara_rule behavioral2/files/0x000700000001e77f-133.dat family_medusalocker behavioral2/files/0x000700000001e77f-134.dat family_medusalocker -
Executes dropped EXE 1 IoCs
Processes:
svhost.exepid Process 2024 svhost.exe -
Sets service image path in registry 2 TTPs
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Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exedescription ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-1346565761-3498240568-4147300184-1000\desktop.ini fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exedescription ioc Process File opened (read-only) \??\Q: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\R: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\U: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\H: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\J: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\O: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\S: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\T: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\Y: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\A: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\G: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\M: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\V: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\X: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\F: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\I: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\K: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\L: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\N: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\P: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\W: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\Z: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\B: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe File opened (read-only) \??\E: fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe -
Drops file in Windows directory 6 IoCs
Processes:
svchost.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 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Modifies data under HKEY_USERS 41 IoCs
Processes:
WaaSMedicAgent.exedescription ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs WaaSMedicAgent.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs WaaSMedicAgent.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exepid Process 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
Processes:
wmic.exewmic.exewmic.exesvchost.exedescription pid Process Token: SeIncreaseQuotaPrivilege 2592 wmic.exe Token: SeSecurityPrivilege 2592 wmic.exe Token: SeTakeOwnershipPrivilege 2592 wmic.exe Token: SeLoadDriverPrivilege 2592 wmic.exe Token: SeSystemProfilePrivilege 2592 wmic.exe Token: SeSystemtimePrivilege 2592 wmic.exe Token: SeProfSingleProcessPrivilege 2592 wmic.exe Token: SeIncBasePriorityPrivilege 2592 wmic.exe Token: SeCreatePagefilePrivilege 2592 wmic.exe Token: SeBackupPrivilege 2592 wmic.exe Token: SeRestorePrivilege 2592 wmic.exe Token: SeShutdownPrivilege 2592 wmic.exe Token: SeDebugPrivilege 2592 wmic.exe Token: SeSystemEnvironmentPrivilege 2592 wmic.exe Token: SeRemoteShutdownPrivilege 2592 wmic.exe Token: SeUndockPrivilege 2592 wmic.exe Token: SeManageVolumePrivilege 2592 wmic.exe Token: 33 2592 wmic.exe Token: 34 2592 wmic.exe Token: 35 2592 wmic.exe Token: 36 2592 wmic.exe Token: SeIncreaseQuotaPrivilege 3584 wmic.exe Token: SeSecurityPrivilege 3584 wmic.exe Token: SeTakeOwnershipPrivilege 3584 wmic.exe Token: SeLoadDriverPrivilege 3584 wmic.exe Token: SeSystemProfilePrivilege 3584 wmic.exe Token: SeSystemtimePrivilege 3584 wmic.exe Token: SeProfSingleProcessPrivilege 3584 wmic.exe Token: SeIncBasePriorityPrivilege 3584 wmic.exe Token: SeCreatePagefilePrivilege 3584 wmic.exe Token: SeBackupPrivilege 3584 wmic.exe Token: SeRestorePrivilege 3584 wmic.exe Token: SeShutdownPrivilege 3584 wmic.exe Token: SeDebugPrivilege 3584 wmic.exe Token: SeSystemEnvironmentPrivilege 3584 wmic.exe Token: SeRemoteShutdownPrivilege 3584 wmic.exe Token: SeUndockPrivilege 3584 wmic.exe Token: SeManageVolumePrivilege 3584 wmic.exe Token: 33 3584 wmic.exe Token: 34 3584 wmic.exe Token: 35 3584 wmic.exe Token: 36 3584 wmic.exe Token: SeIncreaseQuotaPrivilege 548 wmic.exe Token: SeSecurityPrivilege 548 wmic.exe Token: SeTakeOwnershipPrivilege 548 wmic.exe Token: SeLoadDriverPrivilege 548 wmic.exe Token: SeSystemProfilePrivilege 548 wmic.exe Token: SeSystemtimePrivilege 548 wmic.exe Token: SeProfSingleProcessPrivilege 548 wmic.exe Token: SeIncBasePriorityPrivilege 548 wmic.exe Token: SeCreatePagefilePrivilege 548 wmic.exe Token: SeBackupPrivilege 548 wmic.exe Token: SeRestorePrivilege 548 wmic.exe Token: SeShutdownPrivilege 548 wmic.exe Token: SeDebugPrivilege 548 wmic.exe Token: SeSystemEnvironmentPrivilege 548 wmic.exe Token: SeRemoteShutdownPrivilege 548 wmic.exe Token: SeUndockPrivilege 548 wmic.exe Token: SeManageVolumePrivilege 548 wmic.exe Token: 33 548 wmic.exe Token: 34 548 wmic.exe Token: 35 548 wmic.exe Token: 36 548 wmic.exe Token: SeShutdownPrivilege 3520 svchost.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exedescription pid Process procid_target PID 4040 wrote to memory of 2592 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 87 PID 4040 wrote to memory of 2592 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 87 PID 4040 wrote to memory of 2592 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 87 PID 4040 wrote to memory of 3584 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 89 PID 4040 wrote to memory of 3584 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 89 PID 4040 wrote to memory of 3584 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 89 PID 4040 wrote to memory of 548 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 91 PID 4040 wrote to memory of 548 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 91 PID 4040 wrote to memory of 548 4040 fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe 91 -
System policy modification 1 TTPs 3 IoCs
Processes:
fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe"C:\Users\Admin\AppData\Local\Temp\fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e.exe"1⤵
- Checks whether UAC is enabled
- Drops desktop.ini file(s)
- Enumerates connected drives
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4040 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:2592
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3584
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:548
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C:\Windows\System32\WaaSMedicAgent.exeC:\Windows\System32\WaaSMedicAgent.exe d0e7bac81cc266fd8a08826450578e80 WFHYrf6NjEyw3sxbHvvmRw.0.1.0.0.01⤵
- Modifies data under HKEY_USERS
PID:3680
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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:3520
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:2024
Network
MITRE ATT&CK Enterprise v6
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Downloads
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MD5
7405efcdd3e931cde430317df1c00131
SHA169c1527fbd840eee87821328ecf1453984ddc73e
SHA256fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e
SHA512a54442e4ceb718491486653634640dfcfb79c535fde92b7234fbca328c6aeb1cc9b552ae16fe557055eb52ad0ef20e30a5caedd94dd3d89ea647fc4430e48d72
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MD5
7405efcdd3e931cde430317df1c00131
SHA169c1527fbd840eee87821328ecf1453984ddc73e
SHA256fc12de55f162cd0645e6f7299f6160d1a3b4c3a665efaf4f8bd891d8139d159e
SHA512a54442e4ceb718491486653634640dfcfb79c535fde92b7234fbca328c6aeb1cc9b552ae16fe557055eb52ad0ef20e30a5caedd94dd3d89ea647fc4430e48d72