67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea

General

Target

67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Size

827KB
MD5

81b57a56edfd7e2703f141c1186d9cb6
SHA1

b494923363ee0002c9ab43dde2a98a4a4bedeae6
SHA256

67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea
SHA512

9e653eee20bcd146adc7d32e27d8c9b20fd5ffc59344f932629bca2caedac2c4d6a03bfa5f0ba32e7748c88c7482dcec351494091e05cc0a1192a399b93dd020
SSDEEP

24576:UsW/WNSZ8CLGETEjgXs4hDFqCLBkLuC4AvMVzo:Up/HiCHbxhDMEOLutAvMVzo

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

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.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

pid	Process
1648	svchost.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msuug32.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msuug32.exe"	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File created	C:\Windows\SysWOW64\msuug32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File opened for modification	C:\Windows\SysWOW64\msuug32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File created	C:\Windows\SysWOW64\concp32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File created	C:\Windows\SysWOW64\vcl32.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\svchost.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
File opened for modification	C:\Windows\svchost.exe	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe

Modifies registry class 12 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 2c665af57d46016d9ce488a56f63f5ca	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-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\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	svchost.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{98EFAC7-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
916	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 1648	916	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe	28
PID 916 wrote to memory of 1648	916	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe	28
PID 916 wrote to memory of 1648	916	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe	28
PID 916 wrote to memory of 1648	916	67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe	28

C:\Users\Admin\AppData\Local\Temp\67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.exe
"C:\Users\Admin\AppData\Local\Temp\67746d31a83ebb31d8323c0d2dd78beda7225f6b0f229ff92e76dffbc674afea.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:916
- 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:1648

Network

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

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Downloads

C:\Windows\svchost.exe

Filesize
828KB

MD5
37be60d4d354178ae6982020feb3ea21

SHA1
eda16667b698c82a033c400acd6d060b98f1641d

SHA256
b6b8e61a04338f53b71a9446ef1412fdb486473372526e1fddd9117c59d88baa

SHA512
1f0b5863b80985bb487c94fed10829aefd523fe4b38eb2c41396196225e8ee64dbc1062bd3009193083435d06d86c80a979d8311cbf2cd4692f4cf6de80016e2

Download Submit
memory/916-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/916-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1648-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1648-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads