7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896

General

Target

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Size

361KB
MD5

eb7667e444dd16cb67e007046b85b7c7
SHA1

173c188a5885a3c75593228d03cba80ff5d0ba28
SHA256

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896
SHA512

202c1d651b40ae6199340ab8ba97190effe21e54c935dc7e13dd44c475548db18baf320179b9bd5bc0826b548a1ce28c121ad161095107eb5a3d2eeee4ed67d6
SSDEEP

6144:MRAhhJxX7bNINTf4cC05nh+H02MzE+mCMNUxU1OGyVxLPXuA84VDaTYiBm5wQD:UsAqMGHmzDmB51OBHemDhHT

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:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exespoolsv.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe

Executes dropped EXE 1 IoCs

Processes:

spoolsv.exe

pid process

1968 spoolsv.exe

pid	process
1968	spoolsv.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exespoolsv.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msdqk32.exe"	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msdqk32.exe"	spoolsv.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

spoolsv.exe7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-575491160-2295418218-1540667289-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe

Drops file in System32 directory 6 IoCs

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File created	C:\Windows\SysWOW64\msdqk32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File opened for modification	C:\Windows\SysWOW64\msdqk32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File created	C:\Windows\SysWOW64\concp32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File created	C:\Windows\SysWOW64\vcl32.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

Drops file in Windows directory 2 IoCs

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

description	ioc	process
File created	C:\Windows\spoolsv.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
File opened for modification	C:\Windows\spoolsv.exe	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

Modifies registry class 12 IoCs

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exespoolsv.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	spoolsv.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\ax = d80ab64936ed482a0657b03899e9761f	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D188827A-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

pid process

1444 7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

pid	process
1444	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe

description	pid	process	target process
PID 1444 wrote to memory of 1968	1444	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe	spoolsv.exe
PID 1444 wrote to memory of 1968	1444	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe	spoolsv.exe
PID 1444 wrote to memory of 1968	1444	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe	spoolsv.exe
PID 1444 wrote to memory of 1968	1444	7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe	spoolsv.exe

C:\Users\Admin\AppData\Local\Temp\7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.exe
"C:\Users\Admin\AppData\Local\Temp\7802554e69525d838c2b98389af9a9dec908c76e7be7859e6c207f7b2a47f896.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:1444

C:\Windows\spoolsv.exe
C:\Windows\spoolsv.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:1968

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\spoolsv.exe
Filesize
363KB

MD5
b02d62f26532fd26bdf095285d16011c

SHA1
a1bafe524915733b902884ad88537b3d258e15a3

SHA256
8e46340bdbac76f12956bf9eb3a677519ccdac9c5438567e7fc05016538e2ba8

SHA512
9d94521393c64a67fa3168f02647632dd55308a1112e1a591945ffcde5fd37434d77a79002b7eea8a5396dea652f2cec8d8b2eeca055c313f36db9472e8652c9

Download Submit
memory/1444-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1444-57-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1968-55-0x0000000000000000-mapping.dmp

Download
memory/1968-58-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1968-59-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads