Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
04/07/2024, 00:54
Behavioral task
behavioral1
Sample
2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe
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Size
144KB
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MD5
2415e3d67f5f97dd300f60d39c9b0bff
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SHA1
2c793ee6ac2a9dc72c7ff26606b2847fde5616cf
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SHA256
67eff569d82829680ce0a6f8b89030dd47618bf9e86c52e38f4fa11c88b6189d
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SHA512
83449e60ded266eef4b4310f5e0ebeefd8417edc4a0f19182b0cd798bddf8852053cdaf45585e21a2e18ac98ed06188b87ab76b1b98d3c05683028454d00e738
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SSDEEP
3072:fk9O5Woc1/qmvveHyDtJEKbrxJ2LSZ6eUQxMA2JSSWHg1/QgwB/MVqgMAbjCjcV:f3lcppveSrLrKSZ6tK+mA1/QXB/czVJ
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2656 winlogon.exe -
resource yara_rule behavioral2/memory/756-0-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/files/0x0002000000022f22-3.dat upx behavioral2/memory/756-6-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2656-7-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2656-8-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2656-13-0x0000000000400000-0x0000000000464000-memory.dmp upx behavioral2/memory/2656-20-0x0000000000400000-0x0000000000464000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe" 2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\winlogon = "C:\\Windows\\winlogon.exe" winlogon.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File created C:\Windows\winlogon.exe 2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2656 winlogon.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 756 wrote to memory of 2656 756 2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe 85 PID 756 wrote to memory of 2656 756 2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe 85 PID 756 wrote to memory of 2656 756 2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\2415e3d67f5f97dd300f60d39c9b0bff_JaffaCakes118.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:756 -
C:\Windows\winlogon.exeC:\Windows\winlogon.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetWindowsHookEx
PID:2656
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
144KB
MD52415e3d67f5f97dd300f60d39c9b0bff
SHA12c793ee6ac2a9dc72c7ff26606b2847fde5616cf
SHA25667eff569d82829680ce0a6f8b89030dd47618bf9e86c52e38f4fa11c88b6189d
SHA51283449e60ded266eef4b4310f5e0ebeefd8417edc4a0f19182b0cd798bddf8852053cdaf45585e21a2e18ac98ed06188b87ab76b1b98d3c05683028454d00e738