Analysis
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max time kernel
156s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220112 -
submitted
01-02-2022 15:50
Static task
static1
Behavioral task
behavioral1
Sample
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe
Resource
win7-en-20211208
Behavioral task
behavioral2
Sample
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe
Resource
win10v2004-en-20220112
General
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Target
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe
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Size
678KB
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MD5
7e3a815830adf98eaed4b5289dcb5dae
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SHA1
4948c8419d64a342242b8765ab443fbdee63c95f
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SHA256
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de
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SHA512
9f1347e33e67595d9d7506686f92cd6963e7c161e7c9300fdaddc2488ae763911914bfab3eaaa49e9887890eb6568c6ba46c152fcc8349259584531ef9fe638d
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/0x000a000000021417-130.dat family_medusalocker behavioral2/files/0x000a000000021417-131.dat family_medusalocker -
Executes dropped EXE 1 IoCs
Processes:
svhost.exepid Process 780 svhost.exe -
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe -
Drops desktop.ini file(s) 1 IoCs
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exedescription ioc Process File opened for modification \??\Z:\$RECYCLE.BIN\S-1-5-21-790714498-1549421491-1643397139-1000\desktop.ini 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exedescription ioc Process File opened (read-only) \??\E: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\B: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\G: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\J: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\K: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\Q: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\S: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\X: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\F: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\I: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\M: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\O: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\P: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\R: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\U: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\W: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\H: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\Y: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\L: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\N: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\T: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\V: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\Z: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe File opened (read-only) \??\A: 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exepid Process 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe -
Suspicious use of AdjustPrivilegeToken 63 IoCs
Processes:
wmic.exewmic.exewmic.exedescription pid Process Token: SeIncreaseQuotaPrivilege 1384 wmic.exe Token: SeSecurityPrivilege 1384 wmic.exe Token: SeTakeOwnershipPrivilege 1384 wmic.exe Token: SeLoadDriverPrivilege 1384 wmic.exe Token: SeSystemProfilePrivilege 1384 wmic.exe Token: SeSystemtimePrivilege 1384 wmic.exe Token: SeProfSingleProcessPrivilege 1384 wmic.exe Token: SeIncBasePriorityPrivilege 1384 wmic.exe Token: SeCreatePagefilePrivilege 1384 wmic.exe Token: SeBackupPrivilege 1384 wmic.exe Token: SeRestorePrivilege 1384 wmic.exe Token: SeShutdownPrivilege 1384 wmic.exe Token: SeDebugPrivilege 1384 wmic.exe Token: SeSystemEnvironmentPrivilege 1384 wmic.exe Token: SeRemoteShutdownPrivilege 1384 wmic.exe Token: SeUndockPrivilege 1384 wmic.exe Token: SeManageVolumePrivilege 1384 wmic.exe Token: 33 1384 wmic.exe Token: 34 1384 wmic.exe Token: 35 1384 wmic.exe Token: 36 1384 wmic.exe Token: SeIncreaseQuotaPrivilege 3384 wmic.exe Token: SeSecurityPrivilege 3384 wmic.exe Token: SeTakeOwnershipPrivilege 3384 wmic.exe Token: SeLoadDriverPrivilege 3384 wmic.exe Token: SeSystemProfilePrivilege 3384 wmic.exe Token: SeSystemtimePrivilege 3384 wmic.exe Token: SeProfSingleProcessPrivilege 3384 wmic.exe Token: SeIncBasePriorityPrivilege 3384 wmic.exe Token: SeCreatePagefilePrivilege 3384 wmic.exe Token: SeBackupPrivilege 3384 wmic.exe Token: SeRestorePrivilege 3384 wmic.exe Token: SeShutdownPrivilege 3384 wmic.exe Token: SeDebugPrivilege 3384 wmic.exe Token: SeSystemEnvironmentPrivilege 3384 wmic.exe Token: SeRemoteShutdownPrivilege 3384 wmic.exe Token: SeUndockPrivilege 3384 wmic.exe Token: SeManageVolumePrivilege 3384 wmic.exe Token: 33 3384 wmic.exe Token: 34 3384 wmic.exe Token: 35 3384 wmic.exe Token: 36 3384 wmic.exe Token: SeIncreaseQuotaPrivilege 1008 wmic.exe Token: SeSecurityPrivilege 1008 wmic.exe Token: SeTakeOwnershipPrivilege 1008 wmic.exe Token: SeLoadDriverPrivilege 1008 wmic.exe Token: SeSystemProfilePrivilege 1008 wmic.exe Token: SeSystemtimePrivilege 1008 wmic.exe Token: SeProfSingleProcessPrivilege 1008 wmic.exe Token: SeIncBasePriorityPrivilege 1008 wmic.exe Token: SeCreatePagefilePrivilege 1008 wmic.exe Token: SeBackupPrivilege 1008 wmic.exe Token: SeRestorePrivilege 1008 wmic.exe Token: SeShutdownPrivilege 1008 wmic.exe Token: SeDebugPrivilege 1008 wmic.exe Token: SeSystemEnvironmentPrivilege 1008 wmic.exe Token: SeRemoteShutdownPrivilege 1008 wmic.exe Token: SeUndockPrivilege 1008 wmic.exe Token: SeManageVolumePrivilege 1008 wmic.exe Token: 33 1008 wmic.exe Token: 34 1008 wmic.exe Token: 35 1008 wmic.exe Token: 36 1008 wmic.exe -
Suspicious use of WriteProcessMemory 9 IoCs
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exedescription pid Process procid_target PID 928 wrote to memory of 1384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 54 PID 928 wrote to memory of 1384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 54 PID 928 wrote to memory of 1384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 54 PID 928 wrote to memory of 3384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 58 PID 928 wrote to memory of 3384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 58 PID 928 wrote to memory of 3384 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 58 PID 928 wrote to memory of 1008 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 60 PID 928 wrote to memory of 1008 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 60 PID 928 wrote to memory of 1008 928 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe 60 -
System policy modification 1 TTPs 3 IoCs
Processes:
1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" 1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.exe"C:\Users\Admin\AppData\Local\Temp\1e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de.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:928 -
C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1384
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:3384
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C:\Windows\SysWOW64\Wbem\wmic.exewmic.exe SHADOWCOPY /nointeractive2⤵
- Suspicious use of AdjustPrivilegeToken
PID:1008
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C:\Users\Admin\AppData\Roaming\svhost.exeC:\Users\Admin\AppData\Roaming\svhost.exe1⤵
- Executes dropped EXE
PID:780
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
7e3a815830adf98eaed4b5289dcb5dae
SHA14948c8419d64a342242b8765ab443fbdee63c95f
SHA2561e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de
SHA5129f1347e33e67595d9d7506686f92cd6963e7c161e7c9300fdaddc2488ae763911914bfab3eaaa49e9887890eb6568c6ba46c152fcc8349259584531ef9fe638d
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MD5
7e3a815830adf98eaed4b5289dcb5dae
SHA14948c8419d64a342242b8765ab443fbdee63c95f
SHA2561e9ad19e577e8b44b77119c4e1bf842b513c813e4dc4d92b494c58b1478f01de
SHA5129f1347e33e67595d9d7506686f92cd6963e7c161e7c9300fdaddc2488ae763911914bfab3eaaa49e9887890eb6568c6ba46c152fcc8349259584531ef9fe638d