d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1

Analysis

max time kernel
144s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2022 14:59

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General

Target

d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Size

392KB
MD5

6fbe058da4dda77495d8424c4a49d080
SHA1

ef275d89366c758fd041576cd32430940a296f55
SHA256

d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1
SHA512

c3439d648fe7d45d7fc5dd23988654ba0ee814492fdb03ef0a384fb4909827d4df0f672273fd234e1d2043fc99371a59c2d0768cfe44715df3e03a73be1e5282
SSDEEP

12288:NtKe6Zv23YdAPF84FpJmCMqLIR0em6qVp:d6Zv2xzYCPIRgdp

Score

10^/10

persistence

Malware Config

Signatures

Modifies system executable filetype association 2 TTPs 1 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\" %*"	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

Modifies Installed Components in the registry 2 TTPs 2 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\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msvcj32.exe"	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

Adds Run key to start application 2 TTPs 2 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"	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
File created	C:\Windows\SysWOW64\msvcj32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
File opened for modification	C:\Windows\SysWOW64\msvcj32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
File created	C:\Windows\SysWOW64\concp32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
File created	C:\Windows\SysWOW64\vcl32.exe	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5076	4468	WerFault.exe	80

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 6ebbb4721457543146213ce20dceadc7	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{2CC26652-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4468	d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe

C:\Users\Admin\AppData\Local\Temp\d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe
"C:\Users\Admin\AppData\Local\Temp\d804a78194c2753943a7b14d28ea3d022a2d90f9ad82b4f4847f5a6e8ffec5e1.exe"
1⤵
- Modifies system executable filetype association
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in System32 directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:4468
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 752
  2⤵
  - Program crash
  PID:5076

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4468 -ip 4468
1⤵
PID:4616

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Change Default File Association

T1042

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4468-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/4468-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download