088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4

Analysis

max time kernel
188s
max time network
194s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
11/10/2022, 09:04

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General

Target

088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Size

626KB
MD5

66e040a8526314a9047f8b7a57daec27
SHA1

3e45bb83154d1b618673634e356c398584e248da
SHA256

088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4
SHA512

6ddc322339d915fbc721b05cec2d46871f463894b65f5133be381b36e09ff81cd13b2727232338639418d7bf958f2d70468eff99e82393b2a199d1484867a6cc
SSDEEP

12288:NtKe6Zv23YdqMGHGSX1388BxGVI43GVpinc0wMCgzBcCrrTjN0KyleYhibhC5GNU:d6Zv2jbW1Sac0HC7CrrTyWbhIU8X

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\" %*"	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.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\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msqte32.exe"	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.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"	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
File created	C:\Windows\SysWOW64\msqte32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
File opened for modification	C:\Windows\SysWOW64\msqte32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
File created	C:\Windows\SysWOW64\concp32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4384	1664	WerFault.exe	80

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 9fa1c76c17fda9a4c4c90eccf1b6cfff	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BDF0A478-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1664	088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe

C:\Users\Admin\AppData\Local\Temp\088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.exe
"C:\Users\Admin\AppData\Local\Temp\088d99af9e55aae5600ebdcded3df264193a947d7e44ad6c21e13f2ff7c54ae4.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:1664
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1664 -s 712
  2⤵
  - Program crash
  PID:4384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1664 -ip 1664
1⤵
PID:3188

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/1664-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/1664-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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