5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5

General

Target

5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Size

458KB
MD5

9a268a1434319b2a7cfd2bb5d77921bd
SHA1

ae7c5045c6dac9d9bff1da372ff4f0c4ec039b4f
SHA256

5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5
SHA512

0f0feffed67ce19514316a5c13bbb73d4b5d80e3b0a3c1b6d69fb8a345ca5fbfb48f9e4639d704c3c27beaf284e0439be48fb18d963424e87eecf146a4536e28
SSDEEP

6144:NtKe6YiDdv3m3mgKHIl7bNINTf4cC05nh+H0VSNmsi14DF32sEr4a8XGh+hmOXkm:NtKe6Zv23YdqMGHGSEV4Dl2sAOXkjS

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\" %*"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.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

pid	Process
896	spoolsv.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstgq32.exe"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mstgq32.exe"	spoolsv.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"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	spoolsv.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\concp32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File created	C:\Windows\SysWOW64\vcl32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File created	C:\Windows\SysWOW64\mstgq32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File opened for modification	C:\Windows\SysWOW64\mstgq32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File created	C:\Windows\SysWOW64\concp32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\spoolsv.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File opened for modification	C:\Windows\spoolsv.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

Modifies registry class 12 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\u2 = a54a6b702f92fdf2acd57599e2ae1608015dff41aa020117fc9bd8e2dcf4340f3fa61eb55d6f28597df90602703809d4	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\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 566f800626ea64e626804a93093a14e0	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\u0 = 658663d26f8bad325217a06063847056939f558d910ed252e05dd0113550f7fc0f4da82ff73a0681ba604c2d4f23269f	spoolsv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\u1 = 551d2e0658054ba756fd3798fea5ffca42865cb762a31639dabd7f2cca44e226	spoolsv.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{D321D776-8B9A-11D5-EBA1-F78EEEEEE983}\v = "165"	spoolsv.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1208	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1208 wrote to memory of 896	1208	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe	27
PID 1208 wrote to memory of 896	1208	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe	27
PID 1208 wrote to memory of 896	1208	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe	27
PID 1208 wrote to memory of 896	1208	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe	27

C:\Users\Admin\AppData\Local\Temp\5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
"C:\Users\Admin\AppData\Local\Temp\5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.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:1208
- 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:896

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\spoolsv.exe

Filesize
462KB

MD5
12b141753055a71d69ae5177a8d7c1fc

SHA1
51a542912cc469955329fe0edb8f52c13d4631c7

SHA256
e2a1c7e038247c1a09da2bdcf9316e19d252d6dce4bf49b4093bed85931d1449

SHA512
45892b66a45b35ebb7638f26cc268b4ed49b78bdb8518273c97abdf066b253de81b2bee17ebde6260dcccf8f6f5b73170cebbede37aeb843ef6e57b6712a5d60

Download Submit
memory/896-60-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/896-61-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1208-54-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/1208-59-0x0000000000220000-0x0000000000255000-memory.dmp

Filesize
212KB

Download
memory/1208-57-0x0000000000220000-0x0000000000255000-memory.dmp

Filesize
212KB

Download
memory/1208-56-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads