Analysis
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max time kernel
149s -
max time network
149s -
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 23:33
Behavioral task
behavioral1
Sample
c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe
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Size
34KB
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MD5
c4bdc1d2264ca610f5759f279f1dd1dc
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SHA1
61a0df77c61cb7564cf4927b17bf2f8bf60cb33b
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SHA256
4bd4035fc62d7d71b6020c745d5001d1a9972dcc87e49f7d1dbc6199f41ca788
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SHA512
783305b40d12d188f3dfe11c0802691160ba703e7158ba069bda1f4484b3854b1ba7f095cfebe4f4e18750a87e1887f7f23c0bec82172fd5a479dfcbe8b6b58c
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SSDEEP
768:Jp22qWFcy5XQ7lO41uirwA98p3MpkNBxd0cJWV6dy/x9J2:JpYoX58z1uirL98xMWnT0OQ9J2
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3780-0-0x0000000000400000-0x0000000000417000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
winver.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-983155329-280873152-1838004294-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\381F5698 = "C:\\Users\\Admin\\AppData\\Roaming\\381F5698\\bin.exe" winver.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3152 3668 WerFault.exe winver.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
winver.exepid process 3668 winver.exe 3668 winver.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Explorer.EXEdescription pid process Token: SeShutdownPrivilege 3336 Explorer.EXE Token: SeCreatePagefilePrivilege 3336 Explorer.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
winver.exepid process 3668 winver.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
Explorer.EXEpid process 3336 Explorer.EXE -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exewinver.exedescription pid process target process PID 3780 wrote to memory of 3668 3780 c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe winver.exe PID 3780 wrote to memory of 3668 3780 c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe winver.exe PID 3780 wrote to memory of 3668 3780 c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe winver.exe PID 3780 wrote to memory of 3668 3780 c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe winver.exe PID 3668 wrote to memory of 3336 3668 winver.exe Explorer.EXE PID 3668 wrote to memory of 2528 3668 winver.exe sihost.exe
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2528
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3336 -
C:\Users\Admin\AppData\Local\Temp\c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\c4bdc1d2264ca610f5759f279f1dd1dc_JaffaCakes118.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:3780 -
C:\Windows\SysWOW64\winver.exewinver3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3668 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3668 -s 3524⤵
- Program crash
PID:3152
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3668 -ip 36681⤵PID:4540