Analysis Overview
SHA256
26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0
Threat Level: Known bad
The file medusa.exe was found to be: Known bad.
Malicious Activity Summary
UAC bypass
MedusaLocker
Medusalocker family
MedusaLocker payload
Renames multiple (233) files with added filename extension
Renames multiple (292) files with added filename extension
Deletes shadow copies
Reads user/profile data of web browsers
Executes dropped EXE
Drops desktop.ini file(s)
Checks whether UAC is enabled
Enumerates connected drives
Unsigned PE
Enumerates physical storage devices
Interacts with shadow copies
Suspicious behavior: EnumeratesProcesses
Uses Volume Shadow Copy service COM API
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
System policy modification
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-04-11 18:57
Signatures
MedusaLocker payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Medusalocker family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-04-11 18:57
Reported
2024-04-11 19:00
Platform
win7-20240221-en
Max time kernel
128s
Max time network
120s
Command Line
Signatures
MedusaLocker
MedusaLocker payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Deletes shadow copies
Renames multiple (292) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svhost.exe | N/A |
Reads user/profile data of web browsers
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\Z:\$RECYCLE.BIN\S-1-5-21-3787592910-3720486031-2929222812-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Enumerates connected drives
Enumerates physical storage devices
Interacts with shadow copies
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\vssadmin.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeAuditPrivilege | N/A | C:\Windows\system32\vssvc.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Uses Volume Shadow Copy service COM API
Processes
C:\Users\Admin\AppData\Local\Temp\medusa.exe
"C:\Users\Admin\AppData\Local\Temp\medusa.exe"
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\vssadmin.exe
vssadmin.exe Delete Shadows /All /Quiet
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\system32\taskeng.exe
taskeng.exe {5AD3A7A4-3C05-49B6-80F6-3FD942B5EAD6} S-1-5-21-3787592910-3720486031-2929222812-1000:HSNHLVYA\Admin:Interactive:[1]
C:\Users\Admin\AppData\Roaming\svhost.exe
C:\Users\Admin\AppData\Roaming\svhost.exe
Network
Files
\Device\HarddiskVolume1\Boot\how_to_back_files.html
| MD5 | 1654deeb91f6f675947f1e0a6e69eb21 |
| SHA1 | d610a58f43c62265c001435a70bb85efc120cf89 |
| SHA256 | 11200a07041fb40da756abe604c1a0678d143f8da89d8348834b928a14344db6 |
| SHA512 | ef4af2c81762fd9e11870ea8b6b89ad68a6bb95a1861b8e7236880c6c5376bf700e00929dca87085a456cedbdef44a80dd6b6e09298385ae11748993c57bd6ea |
C:\Users\Default\NTUSER.DAT.LOG2
| MD5 | 503dcc2e8df380de64fbc34145012f3d |
| SHA1 | 18b5416757c765b453ca5af4dd8417f91adb8df5 |
| SHA256 | f03dd27002fc34819d38999955d809ac94e9cf42f47313385203495ae047ce9f |
| SHA512 | 2077448ff6b9eff3e82c92f89861b4d97e6b8d6c0c0fb346ddc5beba6c57d89f57839afc223c14de4dced29dc66f2e3326ef991d1d40853a255769ea8a2424a2 |
C:\Users\Admin\AppData\Roaming\svhost.exe
| MD5 | 646698572afbbf24f50ec5681feb2db7 |
| SHA1 | 70530bc23bad38e6aee66cbb2c2f58a96a18fb79 |
| SHA256 | 26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0 |
| SHA512 | 89bad552a3c0d8b28550957872561d03bf239d2708d616f21cbf22e58ae749542b07eee00fedac6fdb83c5969f50ea0f56fc103264a164671a94e156f73f160a |
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-11 18:57
Reported
2024-04-11 18:59
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
150s
Command Line
Signatures
MedusaLocker
MedusaLocker payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
UAC bypass
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Renames multiple (233) files with added filename extension
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svhost.exe | N/A |
Reads user/profile data of web browsers
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | \??\Z:\$RECYCLE.BIN\S-1-5-21-983155329-280873152-1838004294-1000\desktop.ini | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Enumerates connected drives
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncreaseQuotaPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSecurityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeTakeOwnershipPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeLoadDriverPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemProfilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemtimePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeProfSingleProcessPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeCreatePagefilePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRestorePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeSystemEnvironmentPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeRemoteShutdownPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeUndockPrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: SeManageVolumePrivilege | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 33 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 34 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 35 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
| Token: 36 | N/A | C:\Windows\SysWOW64\Wbem\wmic.exe | N/A |
Suspicious use of WriteProcessMemory
System policy modification
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\ConsentPromptBehaviorAdmin = "0" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
| Set value (int) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLinkedConnections = "1" | C:\Users\Admin\AppData\Local\Temp\medusa.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\medusa.exe
"C:\Users\Admin\AppData\Local\Temp\medusa.exe"
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Windows\SysWOW64\Wbem\wmic.exe
wmic.exe SHADOWCOPY /nointeractive
C:\Users\Admin\AppData\Roaming\svhost.exe
C:\Users\Admin\AppData\Roaming\svhost.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 109.116.69.13.in-addr.arpa | udp |
Files
\Device\HarddiskVolume1\Boot\how_to_back_files.html
| MD5 | 7cbf795936b36f7abbe170922f710341 |
| SHA1 | 95e248270b7dc9948902ade42198f4c03b29e5ad |
| SHA256 | 200cbe3a3903f0e108f29e30a20f1abe151399a11654f9d4a959a770d37e479b |
| SHA512 | 60ceeadfbb7a45a892034b09d60733da11eee1ddd20addac94ccc123fb98b125590b46b38b819329ab42b583bb2bc789bb117e27adf2ba1d337aa20d13c46a2e |
C:\Users\Default\ntuser.dat.LOG2
| MD5 | 6658f4baeaf85ed5344b282d043d41a1 |
| SHA1 | f75d627a1b8931f5755ba46bf3692063341413a6 |
| SHA256 | 591dcb0e662cc217b3a43b54806ac0233b78e235b3473103578bd47629f569be |
| SHA512 | f9725a1d1d5d9f538046953f7099c63a3cf11b830d534e27e0b45ee2aa66ec6cdc29d28d8a142bb24347dc4294b5639372586f92e1cc011781f2affd561741eb |
C:\Users\Admin\AppData\Roaming\svhost.exe
| MD5 | 646698572afbbf24f50ec5681feb2db7 |
| SHA1 | 70530bc23bad38e6aee66cbb2c2f58a96a18fb79 |
| SHA256 | 26af2222204fca27c0fdabf9eefbfdb638a8a9322b297119f85cce3c708090f0 |
| SHA512 | 89bad552a3c0d8b28550957872561d03bf239d2708d616f21cbf22e58ae749542b07eee00fedac6fdb83c5969f50ea0f56fc103264a164671a94e156f73f160a |