Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
10-10-2022 15:00
Static task
static1
Behavioral task
behavioral1
Sample
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe
Resource
win10v2004-20220901-en
General
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Target
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe
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Size
3.6MB
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MD5
be1958914284592f775bc245b5bf0b3f
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SHA1
c9fa74053e26ff5902e9ba459703820d0a03e540
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SHA256
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc
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SHA512
c0ec0373bf670f99968368d1cc582bb74c103f21c3b347102e08910e0b673a36bf1f1e8c24b2f3f6583ab8d2faa2803a7f62d14c510512c5aec245c4211058d6
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SSDEEP
24576:XbLgddQhfdmMSirYbYagd/2D6O5RTHo12gv5kC:XnAQqMSPbYz+DW1Jv5
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (1001) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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Executes dropped EXE 1 IoCs
Processes:
tasksche.exepid process 768 tasksche.exe -
Drops file in System32 directory 1 IoCs
Processes:
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe -
Drops file in Windows directory 1 IoCs
Processes:
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exedescription ioc process File created C:\WINDOWS\tasksche.exe 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589}\WpadDecisionReason = "1" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589}\WpadDecisionTime = 30bf4bd5c9dcd801 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589}\62-c3-53-ee-bd-57 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-c3-53-ee-bd-57\WpadDecisionReason = "1" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-c3-53-ee-bd-57\WpadDecisionTime = 30bf4bd5c9dcd801 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589} 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-c3-53-ee-bd-57 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f001f000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589}\WpadDecision = "0" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9F92260A-DB82-4639-A36B-503464505589}\WpadNetworkName = "Network 2" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\62-c3-53-ee-bd-57\WpadDecision = "0" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe"C:\Users\Admin\AppData\Local\Temp\1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe"1⤵
- Drops file in Windows directory
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C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
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C:\Users\Admin\AppData\Local\Temp\1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exeC:\Users\Admin\AppData\Local\Temp\1cb50db0322692be5612fed491a58fc79e87a0434603db2f108ddd1153a61bdc.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5a9564ee26ea4cb298740f3e32536f9e8
SHA19971e15ec99ba8da68602ce008bdaac9388d2af4
SHA25673c6cb0af26ca9226dae2f301a2adc691e99d672f1dbc809a9cdb2153866e994
SHA512a6c1603436db8a2bd4b66c66e05db544b6b0b94c3d8addae871d0bfb05f270f3dcff7651611202dcd9a2f99623ffe1bb486e0fdab18a289af3d84739cae8b176
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memory/1808-54-0x0000000076171000-0x0000000076173000-memory.dmpFilesize
8KB