Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240419-en -
resource tags
arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system -
submitted
08-05-2024 07:15
Static task
static1
Behavioral task
behavioral1
Sample
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe
Resource
win10v2004-20240419-en
General
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Target
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe
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Size
3.6MB
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MD5
23c52d84903b697485b4707da6ab1fdc
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SHA1
a4eddb305804524293a2eb2e5900348a0549237f
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SHA256
da7614ab163f534139da24d2cb5e0b1681e9db0998a0c2d38298598d6441ec23
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SHA512
26924aa3c0852e8d71d8ec75bce5271f627b15f828745d81c98e6c8b74c5fec9b219870e3e48fad2f50377b69f9848d6f22280b1b2e3a6bf846efb3923bb0fc1
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SSDEEP
49152:2nAQqMSPbcBVQej/1INRx+TSqTdX1HkQo6SAAu0:yDqPoBhz1aRxcSUDk36SA+
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3208) 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 2896 tasksche.exe -
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
Processes:
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exedescription ioc process File created C:\WINDOWS\tasksche.exe 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-76-30-27-5e-e6 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-76-30-27-5e-e6\WpadDecisionReason = "1" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-76-30-27-5e-e6\WpadDecisionTime = f0dc137b17a1da01 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00ce000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0}\WpadDecisionReason = "1" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0}\WpadDecision = "0" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0} 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0}\WpadDecisionTime = f0dc137b17a1da01 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0}\c2-76-30-27-5e-e6 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C5C8AD61-8E54-4317-B312-FE812AD47FA0}\WpadNetworkName = "Network 3" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\c2-76-30-27-5e-e6\WpadDecision = "0" 23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
PID:2452 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2896
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C:\Users\Admin\AppData\Local\Temp\23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\23c52d84903b697485b4707da6ab1fdc_JaffaCakes118.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2872
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD590688728772ac6a848611e74ae413c9e
SHA15795d99c657bb00d6f6cc104fee403f7c811cb12
SHA256a656697d11966530a0bf1f608e30ee1fc2c9a5eddfd5cb7508978b9c42a20b66
SHA5120aca0ff5a1847198298c3b11157f21777efdaf388cbf31c0aa2e1913334e05151cfc9d480b2fce0ea340e87427a404dd582fdc4fbc6b586eee6d43e6f2ea28a7