Analysis
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max time kernel
141s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
19/08/2024, 15:49
Static task
static1
Behavioral task
behavioral1
Sample
ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe
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Size
5.1MB
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MD5
ab9e083f5e6dece0fc0219ac860f5305
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SHA1
229c365f52f935dc380e2780ff8bb23bef342126
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SHA256
e8038f12314335af90835f43454a7234f47cf2fc2a7f21321d32f17ab2fc2320
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SHA512
e22c311dd26db795ab24c7aa45666a32c18ea7b027e19c43422b1da28e79225e606295b80c9cbcf2bcc15517d3fd85082f66d85e7fad2aea3e92e20a3e7c313b
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SSDEEP
98304:JZ3Sl5QrwISvafsFyTPRIjsc+XlQyCITCu1c79AuWuMHjEiew6:Jm8dRIjD63YWuMDE3
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vchost = "C:\\Windows\\system32\\vchost.exe" reg.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\WINDOWS\SysWOW64\vchost.exe ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe File opened for modification C:\WINDOWS\SysWOW64\vchost.exe ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language reg.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2012 wrote to memory of 1376 2012 ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe 30 PID 2012 wrote to memory of 1376 2012 ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe 30 PID 2012 wrote to memory of 1376 2012 ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe 30 PID 2012 wrote to memory of 1376 2012 ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe 30 PID 1376 wrote to memory of 1936 1376 cmd.exe 32 PID 1376 wrote to memory of 1936 1376 cmd.exe 32 PID 1376 wrote to memory of 1936 1376 cmd.exe 32 PID 1376 wrote to memory of 1936 1376 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ab9e083f5e6dece0fc0219ac860f5305_JaffaCakes118.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2012 -
C:\Windows\SysWOW64\cmd.execmd /k reg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v vchost /t REG_SZ /d %WINDIR%"\system32\vchost.exe" /f2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\reg.exereg add "HKLM\Software\Microsoft\Windows\CurrentVersion\Run" /v vchost /t REG_SZ /d C:\Windows"\system32\vchost.exe" /f3⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
PID:1936
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