Analysis
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max time kernel
130s -
max time network
34s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
23-11-2022 15:35
Static task
static1
Behavioral task
behavioral1
Sample
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe
Resource
win7-20221111-en
Behavioral task
behavioral2
Sample
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe
Resource
win10v2004-20220812-en
General
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Target
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe
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Size
417KB
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MD5
b4199cd4eaec08d748523d44de37bc00
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SHA1
67803c452fa3efb8c007dcd51824eaef8b84aba9
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SHA256
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47
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SHA512
4f0ba3b5e8aa3ba5133ac713500ff929ac723b95a6538283022da00072f9235f31705062681fda846d6d40d0d7a56ee7af1342ed6f2499dffcdddd9b79a42440
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SSDEEP
6144:MRAhhJxX7bNIFlJYe5hhbc9FTPweCZjIxUNo5yLqUOHYyi4DrizFNeRXap:UsA1pbaCZzNUTUDyi4DrUeRS
Malware Config
Signatures
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Modifies system executable filetype association 2 TTPs 2 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.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 1336 svchost.exe -
Modifies Installed Components in the registry 2 TTPs 4 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exesvchost.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983} ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msgsk32.exe" ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msgsk32.exe" svchost.exe -
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exesvchost.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Set value (str) \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe Set value (str) \REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe" svchost.exe -
Drops file in System32 directory 6 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exedescription ioc process File opened for modification C:\Windows\SysWOW64\msgsk32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File created C:\Windows\SysWOW64\concp32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File opened for modification C:\Windows\SysWOW64\concp32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File created C:\Windows\SysWOW64\vcl32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File opened for modification C:\Windows\SysWOW64\vcl32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File created C:\Windows\SysWOW64\msgsk32.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe -
Drops file in Windows directory 2 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exedescription ioc process File created C:\Windows\svchost.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe File opened for modification C:\Windows\svchost.exe ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe -
Modifies registry class 12 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exesvchost.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983} ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 0b6ed5592f5fe987761fa35c4cfa1f09 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32 svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165" svchost.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*" svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983} svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226 svchost.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{6D76746C-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4 svchost.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exepid process 1492 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exedescription pid process target process PID 1492 wrote to memory of 1336 1492 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe svchost.exe PID 1492 wrote to memory of 1336 1492 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe svchost.exe PID 1492 wrote to memory of 1336 1492 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe svchost.exe PID 1492 wrote to memory of 1336 1492 ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe svchost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.exe"C:\Users\Admin\AppData\Local\Temp\ee2fa72e08685370dd0803ed74c9cecd92810069c8ddda8e77cb34aedbdd8d47.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:1492 -
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:1336
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
423KB
MD5a5a65910435a79d176ff4d1e351f1f4c
SHA1059208a7e2cd4a896c31222d8afdce0ed407a845
SHA256f90149dd1fffea733184d415a4e278a4889d934bca350d9e9b8cfac96b0fd704
SHA5129665a4e8bf87acf1289428646f87dd5e796431c6a179c54fc11fadecde0edebaeb20b7b413cb25fabdef3f86aaa9c7ca032bfd3194f183b608414cb28027ccc9