Analysis
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max time kernel
119s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
10-01-2024 20:28
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
518831494a2f4b2c529f7f1f0e00ea37.exe
Resource
win7-20231215-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
518831494a2f4b2c529f7f1f0e00ea37.exe
Resource
win10v2004-20231222-en
windows10-2004-x64
4 signatures
150 seconds
General
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Target
518831494a2f4b2c529f7f1f0e00ea37.exe
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Size
25KB
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MD5
518831494a2f4b2c529f7f1f0e00ea37
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SHA1
b14e9407b0e77beb91a6ebf407b80f1ba712a406
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SHA256
bee06a98f0d4827ff782974e77399a66c3f40a30587ec3f152d241da3488da5b
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SHA512
ded2e46f91163d47dc30252d525d3aa204e7f98f321cca37c8c2c44a23bae0e4c8b98cc0021663768c35be9502354b18a54024e7a7fe35aaf7172fbbd644dc9f
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SSDEEP
384:FpxnHNkczxvGjX0VM4t5TuFDpMTsJ4r8eb4eIA4PJuUnLs9+FPHQ2:XtHNnzxGX0W42n0uINXIJBusLU6T
Score
8/10
Malware Config
Signatures
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Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{66992906-FF54-112E-7FBE-2B00684ABD6C} 518831494a2f4b2c529f7f1f0e00ea37.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{66992906-FF54-112E-7FBE-2B00684ABD6C}\stubpath = "%SystemRoot%\\system32\\vmtoolsd.exe" 518831494a2f4b2c529f7f1f0e00ea37.exe -
Deletes itself 1 IoCs
pid Process 2700 cmd.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\vmtoolsd.exe 518831494a2f4b2c529f7f1f0e00ea37.exe File opened for modification C:\Windows\SysWOW64\vmtoolsd.exe 518831494a2f4b2c529f7f1f0e00ea37.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2512 518831494a2f4b2c529f7f1f0e00ea37.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2512 wrote to memory of 1976 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 28 PID 2512 wrote to memory of 1976 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 28 PID 2512 wrote to memory of 1976 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 28 PID 2512 wrote to memory of 1976 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 28 PID 2512 wrote to memory of 2700 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 31 PID 2512 wrote to memory of 2700 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 31 PID 2512 wrote to memory of 2700 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 31 PID 2512 wrote to memory of 2700 2512 518831494a2f4b2c529f7f1f0e00ea37.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\518831494a2f4b2c529f7f1f0e00ea37.exe"C:\Users\Admin\AppData\Local\Temp\518831494a2f4b2c529f7f1f0e00ea37.exe"1⤵
- Modifies Installed Components in the registry
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2512 -
C:\Windows\SysWOW64\reg.exereg delete "HKEY_CURRENT_USER\Software\Microsoft\Active Setup\Installed Components\{66992906-FF54-112E-7FBE-2B00684ABD6C}" /f2⤵PID:1976
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C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\518831~1.EXE > nul2⤵
- Deletes itself
PID:2700
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