1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff

General

Target

1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe
Size

221KB
MD5

83e739467bf6466abf418a3a6105c69f
SHA1

ff6757fd726da01624fabd8913c4250823266257
SHA256

1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff
SHA512

882636d19850194ce93363439fc1bf9f2b59f12dcdf9a7398fce85d40a55b58ba2015e5a75b94414af90ed7de7447fda4f194018d1155c69d19e6bc8dbf50cdb
SSDEEP

3072:MRAhhcsxgAJuK7bZD01GoI0ON2zEpTQ3UgQ0UGXUkOfEbBt4r8U/+enU6/iWnl:MRAhhJxX7bNIKTQEgQTjfWMz/1UXWl

Score

10^/10

persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 2 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1042

Processes:

1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exesvchost.exe

description	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.exe

pid process

1576 svchost.exe

pid	process
1576	svchost.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exesvchost.exe

description	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

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

svchost.exe1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe

description	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.exe

description	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.exe

description	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.exe

description	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.exe

pid process

1672 1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe

pid	process
1672	1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

1cc67dce6d45dfde3ca1c261b21fd5ba8022c25ac2d2e607adda7c4e694600ff.exe

description	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

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.exe
C:\Windows\svchost.exe
2⤵
- 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

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

1

T1042

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\svchost.exe
Filesize
224KB

MD5
e3d67d39a9e8f1ec271d171abe66d1f8

SHA1
8160c2911ae7e53834af8dc5dd16309a301eec5d

SHA256
423fe72173bda429dfdf2a5d54caa9a7e1ab66a1561eb5c254927a3de43af545

SHA512
d76976f45c6a66910cfa808cc7d85802fdaa240f06d8dbe0acc3da74c43ca9b20562c84842294199b61668e2c288798bdca98ee3e71b52904aea1396c44998dd

Download Submit
memory/1576-55-0x0000000000000000-mapping.dmp

Download
memory/1576-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1576-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1672-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1672-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads