Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
03-05-2024 05:50
Static task
static1
Behavioral task
behavioral1
Sample
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Resource
win10v2004-20240419-en
General
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Target
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
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Size
3.6MB
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MD5
0fcf7ba84ae303a5d3d1bd0f258c3a78
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SHA1
e1cec2539ade74115d60a531334ecd0ca98ca87a
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SHA256
18feca0372f00e3efc33e12783f6b1f403530da55f210e6d67adbb07887df062
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SHA512
c47ecfbee484f29fd6e57bcdf27d81e8df6f5140f59b011fd1a42798cb1a1659f2d159ef1b8f206564a48c59a0240fa8361b018c89852dde1805b54dfd621e01
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SSDEEP
98304:XDqPoBhz9SUDk36SAEdhvxWa9P593R8yAVp2HI:XDqPe9xk3ZAEUadzR8yc4HI
Malware Config
Signatures
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Wannacry
WannaCry is a ransomware cryptoworm.
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Contacts a large (3358) 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 2832 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:
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe -
Drops file in Windows directory 1 IoCs
Processes:
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exedescription ioc process File created C:\WINDOWS\tasksche.exe 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe -
Modifies data under HKEY_USERS 24 IoCs
Processes:
0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exedescription ioc process Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C}\WpadDecisionReason = "1" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7e-16-ee-13-b7-b8\WpadDecisionTime = a06469e11d9dda01 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C} 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C}\WpadDecisionTime = a06469e11d9dda01 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C}\WpadDecision = "0" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7e-16-ee-13-b7-b8\WpadDecisionReason = "1" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7e-16-ee-13-b7-b8 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C}\WpadNetworkName = "Network 3" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{7B0A350E-8A80-4CD5-B11A-E6AFC8AEC92C}\7e-16-ee-13-b7-b8 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\7e-16-ee-13-b7-b8\WpadDecision = "0" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00f3000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe"1⤵
- Drops file in Windows directory
PID:2088 -
C:\WINDOWS\tasksche.exeC:\WINDOWS\tasksche.exe /i2⤵
- Executes dropped EXE
PID:2832
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C:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exeC:\Users\Admin\AppData\Local\Temp\0fcf7ba84ae303a5d3d1bd0f258c3a78_JaffaCakes118.exe -m security1⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
PID:2192
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Windows\tasksche.exeFilesize
3.4MB
MD5fec3c09224aa788aac266f873bdd2356
SHA1405374b82ae4c38f78ff15b860f98c38d45b3d92
SHA256421fc6978ddb5dfacdb8d835c84e83ffc8e5dfc55f2e6dd4995b82572170bbcb
SHA51214b3981da1d41fd009efeb08a0d48b5da57750ffedce18aa0bf1775a4c6aafb99c6b2974e3e876d949b674cde85ffa5ff9fd2eab92d2e0ae42cf20ced348cea2