Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
11-08-2024 11:47
General
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Target
2024-08-11_89aee1b1bc56d180a036fca9a7a7d74d_wannacry.exe
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Size
5.0MB
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MD5
89aee1b1bc56d180a036fca9a7a7d74d
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SHA1
ed572ad836a5ff4c794248137769fdd031e97d53
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SHA256
4ae0734f42ac533027ff8008a98fb79ed7bf3fd0acb7e8656229de19bd8bbd40
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SHA512
cbfaee55f2b57ff6846d8a798bad523f209b022200a3d2eda5469169923b85667509178efe7185fd46a4c96f3b4a98b43df932ad0adca04174d68247bc9409af
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SSDEEP
98304:WDqPoBhz1aRxcSUZk36SAEdhvxWa9P593R8yAVp2H:WDqPe1Cxc7k3ZAEUadzR8yc4H
Score
10/10
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3265) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Drops file in System32 directory 1 IoCs
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Drops file in Windows directory 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Modifies data under HKEY_USERS 24 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious behavior: MapViewOfSection 47 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 64 IoCs
Processes
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C:\Windows\system32\csrss.exe%SystemRoot%\system32\csrss.exe ObjectDirectory=\Windows SharedSection=1024,20480,768 Windows=On SubSystemType=Windows ServerDll=basesrv,1 ServerDll=winsrv:UserServerDllInitialization,3 ServerDll=winsrv:ConServerDllInitialization,2 ServerDll=sxssrv,4 ProfileControl=Off MaxRequestThreads=161⤵
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C:\Windows\system32\wininit.exewininit.exe1⤵
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C:\Windows\system32\services.exeC:\Windows\system32\services.exe2⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k DcomLaunch3⤵
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C:\Windows\system32\wbem\wmiprvse.exeC:\Windows\system32\wbem\wmiprvse.exe4⤵
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}4⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k RPCSS3⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalServiceNetworkRestricted3⤵
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted3⤵
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C:\Windows\system32\Dwm.exe"C:\Windows\system32\Dwm.exe"4⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k netsvcs3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalService3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k NetworkService3⤵
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C:\Windows\system32\taskhost.exe"taskhost.exe"3⤵
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C:\Windows\System32\spoolsv.exeC:\Windows\System32\spoolsv.exe3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceNoNetwork3⤵
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C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"C:\Program Files\Common Files\Microsoft Shared\OfficeSoftwareProtectionPlatform\OSPPSVC.EXE"3⤵
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalServiceAndNoImpersonation3⤵
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C:\Windows\system32\sppsvc.exeC:\Windows\system32\sppsvc.exe3⤵
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C:\Users\Admin\AppData\Local\Temp\2024-08-11_89aee1b1bc56d180a036fca9a7a7d74d_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2024-08-11_89aee1b1bc56d180a036fca9a7a7d74d_wannacry.exe -m security3⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\system32\lsass.exeC:\Windows\system32\lsass.exe2⤵
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C:\Windows\system32\lsm.exeC:\Windows\system32\lsm.exe2⤵
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C:\Windows\system32\winlogon.exewinlogon.exe1⤵
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
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C:\Users\Admin\AppData\Local\Temp\2024-08-11_89aee1b1bc56d180a036fca9a7a7d74d_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2024-08-11_89aee1b1bc56d180a036fca9a7a7d74d_wannacry.exe"2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.4MB
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Filesize
4KB
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Filesize
4KB
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Filesize
48KB
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Filesize
4KB
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Filesize
4KB
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Filesize
6.4MB
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Filesize
6.4MB
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Filesize
6.4MB