Resubmissions
17-01-2025 14:10
250117-rg3zls1kh1 1017-01-2025 14:10
250117-rgxsla1qfk 1017-01-2025 13:06
250117-qcdcqaymbz 10Analysis
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max time kernel
27s -
max time network
27s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
17-01-2025 14:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe
Resource
win7-20240729-en
windows7-x64
12 signatures
150 seconds
General
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Target
2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe
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Size
5.0MB
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MD5
bbfa63f5da238170ae8d43e3a522d459
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SHA1
c8764218719b699ab40043bf46a9c32169d432c8
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SHA256
8adf3e6724d5c4d1fab78bc390b7479243318c9f571a26c9a2d05b1d90cf0dbb
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SHA512
f383cd16ecfd273f461838df744b6a3f8a1ef1e5dffa508156053e596ce62cc9bceb954989b8d2b65c54559a4c92c2eff90e4be72cd170c95cf9db333d8e02c0
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SSDEEP
98304:yDpz1aRxcSUDk36SAEdhvxWa9P593R8yAVp2H:yDB1Cxcxk3ZAEUadzR8yc4H
Score
10/10
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Wannacry family
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Executes dropped EXE 4 IoCs
pid Process 2676 tasksche.exe 2348 tasksche.exe 3032 tasksche.exe 2328 tasksche.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\WINDOWS\tasksche.exe 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe File created C:\WINDOWS\tasksche.exe 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe File created C:\WINDOWS\tasksche.exe 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe File created C:\WINDOWS\tasksche.exe 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe -
Modifies data under HKEY_USERS 24 IoCs
description ioc Process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f011d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC}\WpadDecision = "0" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC}\WpadNetworkName = "Network 3" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-04-d7-ab-c9-9e\WpadDecisionTime = 704d3da3e968db01 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC} 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC}\WpadDecisionReason = "1" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC}\WpadDecisionTime = 704d3da3e968db01 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-04-d7-ab-c9-9e\WpadDecision = "0" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{4D17E3BB-C0ED-4567-889F-8686FFC25CAC}\22-04-d7-ab-c9-9e 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-04-d7-ab-c9-9e 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\22-04-d7-ab-c9-9e\WpadDecisionReason = "1" 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe -
Suspicious behavior: EnumeratesProcesses 21 IoCs
pid Process 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 568 taskmgr.exe -
Suspicious use of FindShellTrayWindow 32 IoCs
pid Process 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe -
Suspicious use of SendNotifyMessage 32 IoCs
pid Process 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe 568 taskmgr.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2120 wrote to memory of 2676 2120 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 32 PID 2120 wrote to memory of 2676 2120 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 32 PID 2120 wrote to memory of 2676 2120 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 32 PID 2120 wrote to memory of 2676 2120 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 32 PID 1068 wrote to memory of 2348 1068 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 36 PID 1068 wrote to memory of 2348 1068 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 36 PID 1068 wrote to memory of 2348 1068 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 36 PID 1068 wrote to memory of 2348 1068 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 36 PID 3024 wrote to memory of 3032 3024 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 38 PID 3024 wrote to memory of 3032 3024 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 38 PID 3024 wrote to memory of 3032 3024 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 38 PID 3024 wrote to memory of 3032 3024 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 38 PID 1704 wrote to memory of 2328 1704 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 40 PID 1704 wrote to memory of 2328 1704 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 40 PID 1704 wrote to memory of 2328 1704 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 40 PID 1704 wrote to memory of 2328 1704 2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe 40
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2676
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C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe -m security1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
PID:2476
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:568
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C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1068 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2348
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C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3024 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:3032
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C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2025-01-17_bbfa63f5da238170ae8d43e3a522d459_wannacry.exe"1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2328
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
3.4MB
MD5a848c62d74569affba05ee92d4033a36
SHA1c2139d51d68e5244cf180ec047ff501226cb77bd
SHA256c3f5e8d93aaed9bc2fd5fea724cd35c1affacb1679c1fdbb5acd3762582eb7b8
SHA512a0e32e8e03183ecf687f546b64882bfba104067b68f13d1f9645c9c0b3b385e96719ed81701cb335b3f053a818c44c06e7f6ca6ccda3984590bf8fe67ea61896