Analysis
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max time kernel
132s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
04-04-2024 13:44
Behavioral task
behavioral1
Sample
b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe
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Size
46KB
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MD5
b9de1a7e33838739765280f88cd4d085
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SHA1
b33cae4f136d285e586be2e06f08fcedb503ead4
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SHA256
f87c76ce50c25cbd35a4ba2309ac20508300b2aa7e8432b1f6c5ed414409c45b
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SHA512
21ff6386d6e4258b29e84d4fd7d817a7573fcf100268aa8f0dac82059c79ca52093e5cacb68cb0201632a45e3632022b212b52ecd332fad140273a6555c0808c
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SSDEEP
768:HtwyMe0Jy8xwd117mrlI9m/xGuv4V7RMEnqt9jn2ACH3hLZ2HwCLlH:Htwyedxwr1qUMv4VV6j2A83hVY
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/2664-0-0x0000000000400000-0x000000000041A000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\53A7B65C = "C:\\Users\\Admin\\AppData\\Roaming\\53A7B65C\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 452 4304 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 4304 winver.exe 4304 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3528 Explorer.EXE Token: SeCreatePagefilePrivilege 3528 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 4304 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3528 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exewinver.exedescription pid process target process PID 2664 wrote to memory of 4304 2664 b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe winver.exe PID 2664 wrote to memory of 4304 2664 b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe winver.exe PID 2664 wrote to memory of 4304 2664 b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe winver.exe PID 2664 wrote to memory of 4304 2664 b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe winver.exe PID 4304 wrote to memory of 3528 4304 winver.exe Explorer.EXE PID 4304 wrote to memory of 2676 4304 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2676
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3528 -
C:\Users\Admin\AppData\Local\Temp\b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\b9de1a7e33838739765280f88cd4d085_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4304 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4304 -s 3524⤵
- Program crash
PID:452
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4304 -ip 43041⤵PID:1212