Analysis
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max time kernel
150s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
01-06-2024 05:10
Static task
static1
Behavioral task
behavioral1
Sample
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe
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Size
3.6MB
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MD5
8971faddd6798817414eeacc4d047c41
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SHA1
a41e63283f9f3ad42ec6cd8ae30ff1f5352eab20
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SHA256
46bd36847af48b6847a8da1bef62f6dd2fd3fc7f5b16aceb55c2c4ed998ef635
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SHA512
1de154a37d63d6dca403c94a62b64f550383e8e3e2e1281d9b6b9f8e71b60d8ef2611b4e4e4d66f81777dd52c99833d939ed186a150c5a2ec42c85ddffdbb10a
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SSDEEP
98304:XDqPoBhz1aRxcSUDk36SAEdhvxWa9P59Uc/:XDqPe1Cxcxk3ZAEUadv
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3316) 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 2580 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:
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exedescription ioc process File created C:\WINDOWS\tasksche.exe 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
8971faddd6798817414eeacc4d047c41_JaffaCakes118.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecision = "0" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f010a000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecisionTime = 00ac4b0ee2b3da01 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\d2-ee-98-d2-b2-67 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecisionTime = 00ac4b0ee2b3da01 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecisionReason = "1" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d2-ee-98-d2-b2-67\WpadDecisionReason = "1" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2} 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadDecision = "0" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AE55368-91DE-4BB5-A66C-EA2CEBB58CC2}\WpadNetworkName = "Network 3" 8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
PID:112 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2580
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C:\Users\Admin\AppData\Local\Temp\8971faddd6798817414eeacc4d047c41_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\8971faddd6798817414eeacc4d047c41_JaffaCakes118.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2908
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5ac79dde095f7ba95d0a1c18c19060861
SHA10fcb91490c84f045550558221da38e434793b866
SHA256212f701cf6779c46faf252e8bf43866ac7047ebc2ee7cb0f76f3b049e248c7f2
SHA512b6a20885165551c88b8811158ce77c7bf31b9203a659fb46308e2dbf934a091a2168c40f7c2e28242399eea0d15c48380a6aed6781345432b609833d8e9816cc