97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09

Analysis

max time kernel
173s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
01/12/2022, 09:11

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General

Target

97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Size

777KB
MD5

c439c0305d21d27a35978b91c659a98f
SHA1

3930f337165218f8420d6094d9a3c8acf6e3e3a0
SHA256

97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09
SHA512

13a4dc19ca3b9e7a0f4bdadb8248d20d5af36b439c3a98221a53fc2e365aa5b15689eae01e0324c378dbf806919a6541ca03c07fd40b1256a3375b0206aede75
SSDEEP

24576:UsW/WNSZ8CLGETEjgXs4hDFqCLBkLuC4AvD:Up/HiCHbxhDMEOLutAvD

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\" %*"	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.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\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msweg32.exe"	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.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"	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\vcl32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
File created	C:\Windows\SysWOW64\msweg32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
File opened for modification	C:\Windows\SysWOW64\msweg32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
File created	C:\Windows\SysWOW64\concp32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1680	2320	WerFault.exe	79

Modifies registry class 5 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 5267f7fb1fb98962624ac0c0d6583843	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BB2467B2-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2320	97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe

C:\Users\Admin\AppData\Local\Temp\97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.exe
"C:\Users\Admin\AppData\Local\Temp\97b9432958ea4028397360d588c30acd938e442141c149ec56910f7157662c09.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:2320
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 740
  2⤵
  - Program crash
  PID:1680

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2320 -ip 2320
1⤵
PID:2184

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/2320-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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memory/2320-133-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download