Analysis
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max time kernel
151s -
max time network
165s -
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
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe
Resource
win10v2004-20220812-en
General
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Target
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe
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Size
3.6MB
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MD5
b6aeab8b14c4279100d7f14b78dc4ec5
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SHA1
887fc185484327153b63d5d356fe3a5eaebf105c
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SHA256
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e
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SHA512
02f032620b17637a584bc8b4e2e2f5ec584588f123ea24d53dbceaecf7665e996e9b658bdd6bf5eac0159de20299ee04922104d4fb9ac8eefd35bc364424aad0
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SSDEEP
98304:yDqPoBU1aRxcSUDk36SAEdhvxWa9P593R8yAVp2HI:yDqPT1Cxcxk3ZAEUadzR8yc4HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (1124) 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 1204 tasksche.exe -
Drops file in System32 directory 1 IoCs
Processes:
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe -
Drops file in Windows directory 1 IoCs
Processes:
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exedescription ioc process File created C:\WINDOWS\tasksche.exe 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-76-83-60-f3-cf\WpadDecision = "0" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C}\WpadDecisionTime = 004c33d2c9dcd801 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C}\WpadDecision = "0" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-76-83-60-f3-cf 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C}\7a-76-83-60-f3-cf 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-76-83-60-f3-cf\WpadDecisionTime = 004c33d2c9dcd801 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0083000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C}\WpadDecisionReason = "1" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C} 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C658C486-C8CD-4B32-8C71-E3A2DCA9AC3C}\WpadNetworkName = "Network 3" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7a-76-83-60-f3-cf\WpadDecisionReason = "1" 26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exe"C:\Users\Admin\AppData\Local\Temp\26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.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\26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.exeC:\Users\Admin\AppData\Local\Temp\26eebe4267523f0fd8e6ab6a857be45909cc88240e93549b6089921313dedf8e.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
MD5753b5844028fbc529c56adce1f2ff2c1
SHA13ef1b35bc5ec02adb7f87fbc4abdf1146f578b7c
SHA256adf176fbc103224e03665925264d7388d8bcd406a3f61981e43b4732304957cf
SHA5127893bb596552724151c578a67ba852998e9ca33e1f812506ae0163e479591865d245060c7d6ca1a6ddae0de049a3e91803599b9f9268a11f4105c4843b7f7fe1
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memory/784-54-0x0000000075FC1000-0x0000000075FC3000-memory.dmpFilesize
8KB