Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
23-06-2024 13:00
Static task
static1
Behavioral task
behavioral1
Sample
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe
Resource
win10v2004-20240611-en
General
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Target
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe
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Size
1.3MB
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MD5
0622bf47c156139dbf039f61785b9f56
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SHA1
109e83436753cf949516513cc2cc89a1aee0e110
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SHA256
175254e8c3bb060acd8ff9b2f9c16fbe915db92c0ba40fb6703bc2b34c6bd5ad
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SHA512
b27e055ee51bf046ecdcc9234c3b029797f37fb7e66f666d35c9fec90ab72b8f0f97cd77c8ba693601caa817f5c444f9fb327e4220568d416806ed579a02d28d
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SSDEEP
12288:VDey6XQ2xIjrwg8d+G6e2S5Est12EUEYO27NUvLFyImxAuT:Vn5rwgxG6TSPGEU7VqvLFyIna
Malware Config
Extracted
metasploit
encoder/call4_dword_xor
Signatures
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MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exeVMwareService.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion VMwareService.exe -
Deletes itself 1 IoCs
Processes:
VMwareService.exepid process 2156 VMwareService.exe -
Executes dropped EXE 1 IoCs
Processes:
VMwareService.exepid process 2156 VMwareService.exe -
Identifies Wine through registry keys 2 TTPs 1 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
Processes:
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exedescription ioc process Key opened \REGISTRY\USER\S-1-5-21-1340930862-1405011213-2821322012-1000\Software\Wine 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe -
Drops file in System32 directory 1 IoCs
Processes:
VMwareService.exedescription ioc process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat VMwareService.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
Processes:
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exeVMwareService.exepid process 1560 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe 2156 VMwareService.exe -
Drops file in Windows directory 2 IoCs
Processes:
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exedescription ioc process File created C:\Windows\system\VMwareService.exe 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe File opened for modification C:\Windows\system\VMwareService.exe 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe -
Modifies data under HKEY_USERS 6 IoCs
Processes:
VMwareService.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings VMwareService.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections VMwareService.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 VMwareService.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings VMwareService.exe Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" VMwareService.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 VMwareService.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exeVMwareService.exepid process 1560 0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe 2156 VMwareService.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
VMwareService.exepid process 2156 VMwareService.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\0622bf47c156139dbf039f61785b9f56_JaffaCakes118.exe"1⤵
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
PID:1560
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C:\Windows\system\VMwareService.exe"C:\Windows\system\VMwareService.exe"1⤵
- Checks BIOS information in registry
- Deletes itself
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
PID:2156
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.3MB
MD50622bf47c156139dbf039f61785b9f56
SHA1109e83436753cf949516513cc2cc89a1aee0e110
SHA256175254e8c3bb060acd8ff9b2f9c16fbe915db92c0ba40fb6703bc2b34c6bd5ad
SHA512b27e055ee51bf046ecdcc9234c3b029797f37fb7e66f666d35c9fec90ab72b8f0f97cd77c8ba693601caa817f5c444f9fb327e4220568d416806ed579a02d28d