a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b

General

Target

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Size

380KB
MD5

39bd4a7ead44dc8f844b89d9ceafbd15
SHA1

f90b9d59c2afdffe9db11deafffb681d7355dcbc
SHA256

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b
SHA512

1a0bb2e03c9170fac5594177976840fb0825487efff65b297b44e1135bfd3209b4222de7ffdcf99163cd448a6871f07647bb44e9ab9f8dfcb6c6f73e1f04bcb4
SSDEEP

6144:MRAhhJxX7bNINTf4cC05nh+H02MzE+mCMNUxU1pAD7Dbir70wFrSL7ta4:UsAqMGHmzDmB51gvbvwUL7tZ

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

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Modifies Installed Components in the registry 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "mssfo32.exe"	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Drops file in System32 directory 6 IoCs

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

description	ioc	process
File created	C:\Windows\SysWOW64\concp32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
File created	C:\Windows\SysWOW64\vcl32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
File created	C:\Windows\SysWOW64\mssfo32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
File opened for modification	C:\Windows\SysWOW64\mssfo32.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5032 4832 WerFault.exe a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

pid	pid_target	process	target process
5032	4832	WerFault.exe	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Modifies registry class 5 IoCs

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}\sm = 01b8ec350471bd332433eee476ebe1f3	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}\ax = d26b2fb27c2359941ae75e1dffbde760	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F530A72B-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

pid process

4832 a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

pid	process
4832	a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe

C:\Users\Admin\AppData\Local\Temp\a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.exe
"C:\Users\Admin\AppData\Local\Temp\a117fd485f770fff0531ee0244e687efcc8a0b933249ab2977bae83017da125b.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:4832
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4832 -s 672
  2⤵
  - Program crash
  PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4832 -ip 4832
1⤵
PID:1972

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

memory/4832-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download
memory/4832-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads