f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99

Analysis

max time kernel
129s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 14:31

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General

Target

f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Size

335KB
MD5

92f2fe8106ae410d51cc255ca9b53d50
SHA1

3d050535bc33f4f798cc0f72821be63bdf2d1a93
SHA256

f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99
SHA512

e156868fcdfc01c76f0f99f419819a7b6f842bb08e60391ae7e5cd03cf1982c0ee1c00b05eaeb9d1bcaa54c925487ea33b13fa950f2dc1a084a9060229144760
SSDEEP

6144:MRAhhJxX7bNIAROzTuaGzLcv0vs+Tt9GtJpJ0fsj+YnKu/PJ:UsAAPaGgN+7GJcU/x

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\" %*"	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe

Modifies Installed Components in the registry 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\Active Setup\Installed Components\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msbpv32.exe"	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.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"	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
File created	C:\Windows\SysWOW64\msbpv32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
File opened for modification	C:\Windows\SysWOW64\msbpv32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
File created	C:\Windows\SysWOW64\concp32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
File created	C:\Windows\SysWOW64\vcl32.exe	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3048	2024	WerFault.exe	54

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}\ax = a41c8e8f9b04f5770afa08320b3e1856	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{989C1A4F-8B9A-11D5-EBA1-F78EEEEEE983}	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2024	f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe

C:\Users\Admin\AppData\Local\Temp\f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.exe
"C:\Users\Admin\AppData\Local\Temp\f0f3823ef89cd8786f7570bcfbb5245a7ab0828446601a0eea04ba3d27eb3d99.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:2024
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2024 -s 732
  2⤵
  - Program crash
  PID:3048

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2024 -ip 2024
1⤵
PID:1996

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/2024-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/2024-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download