5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5

Analysis

max time kernel
92s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
29/11/2022, 13:30

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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 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\" %*"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.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\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mscxj32.exe"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.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"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\mscxj32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File opened for modification	C:\Windows\SysWOW64\mscxj32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
File created	C:\Windows\SysWOW64\concp32.exe	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
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

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1584	5028	WerFault.exe	80

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 9c5015e1940cb38ce0f4c081060b0fdb	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\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{EEE4C98E-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
5028	5716f055d179678e84dce8819c3882d4eb3993f002b43a021fe802bc6c9b0bd5.exe

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
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:5028
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5028 -s 624
  2⤵
  - Program crash
  PID:1584

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 5028 -ip 5028
1⤵
PID:2168

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

Replay Monitor

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Downloads

memory/5028-135-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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