Analysis
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max time kernel
144s -
max time network
48s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
26-11-2022 23:23
Static task
static1
Behavioral task
behavioral1
Sample
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe
Resource
win10v2004-20220901-en
General
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Target
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe
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Size
221KB
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MD5
83e739467bf6466abf418a3a6105c69f
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SHA1
ff6757fd726da01624fabd8913c4250823266257
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SHA256
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff
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SHA512
882636d19850194ce93363439fc1bf9f2b59f12dcdf9a7398fce85d40a55b58ba2015e5a75b94414af90ed7de7447fda4f194018d1155c69d19e6bc8dbf50cdb
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SSDEEP
3072:MRAhhcsxgAJuK7bZD01GoI0ON2zEpTQ3UgQ0UGXUkOfEbBt4r8U/+enU6/iWnl:MRAhhJxX7bNIKTQEgQTjfWMz/1UXWl
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 2 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 1576 svchost.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exesvchost.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983} 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msvls32.exe" 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msvls32.exe" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
svchost.exe1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe -
Drops file in System32 directory 6 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exedescription ioc process File created C:\Windows\SysWOW64\concp32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File opened for modification C:\Windows\SysWOW64\concp32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File created C:\Windows\SysWOW64\vcl32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File opened for modification C:\Windows\SysWOW64\vcl32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File created C:\Windows\SysWOW64\msvls32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File opened for modification C:\Windows\SysWOW64\msvls32.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe -
Drops file in Windows directory 2 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exedescription ioc process File created C:\Windows\svchost.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe File opened for modification C:\Windows\svchost.exe 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe -
Modifies registry class 12 IoCs
Processes:
svchost.exe1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exedescription ioc process Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 5dd8fffa4316950a0ec92f2110a78746 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165" svchost.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983} 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{F24ECDF6-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exepid process 1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exedescription pid process target process PID 1672 wrote to memory of 1576 1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe svchost.exe PID 1672 wrote to memory of 1576 1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe svchost.exe PID 1672 wrote to memory of 1576 1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe svchost.exe PID 1672 wrote to memory of 1576 1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe"C:\Users\Admin\AppData\Local\Temp\1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe"1⤵
- Modifies system executable filetype association
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1672 -
C:\Windows\svchost.exeC:\Windows\svchost.exe2⤵
- Modifies system executable filetype association
- Executes dropped EXE
- Modifies Installed Components in the registry
- Adds Run key to start application
- Modifies registry class
PID:1576
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
224KB
MD5e3d67d39a9e8f1ec271d171abe66d1f8
SHA18160c2911ae7e53834af8dc5dd16309a301eec5d
SHA256423fe72173bda429dfdf2a5d54caa9a7e1ab66a1561eb5c254927a3de43af545
SHA512d76976f45c6a66910cfa808cc7d85802fdaa240f06d8dbe0acc3da74c43ca9b20562c84842294199b61668e2c288798bdca98ee3e71b52904aea1396c44998dd