5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd

Analysis

max time kernel
184s
max time network
191s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2022 11:38

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General

Target

5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Size

564KB
MD5

3ada7d9f7c0d2e069a94356c90b4cccf
SHA1

87aa9335ffa9c483f0468e6dabb3226ac507f5fc
SHA256

5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd
SHA512

b3f06c42bc9830b8c39816b860049bf22a0c01b2c0c8d4ccf7360228ac65470e294e0398e91f531b19506c434ddcfdea53de473fa4bf66cc2db7fae3a6ca4f63
SSDEEP

12288:UsAAPaPUD18t/R/OgRs6dBFnD0YvK2CSENn70YwjUZr3Vc1wEA9Oa93pm:UsMP7tMEs6dfoYv070YwuV8AOa9Zm

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\" %*"	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.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\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msiwv32.exe"	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.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"	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\msiwv32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
File created	C:\Windows\SysWOW64\concp32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
File created	C:\Windows\SysWOW64\vcl32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
File created	C:\Windows\SysWOW64\msiwv32.exe	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1440	4992	WerFault.exe	44

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 731562bb10c5d3a54061dfd275f92937	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{B6138511-8B9A-11D5-EBA1-F78EEEEEE983}	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4992	5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe

C:\Users\Admin\AppData\Local\Temp\5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.exe
"C:\Users\Admin\AppData\Local\Temp\5444764067763b00f78983a18bd744ace921bb3bf3dd466c932974a37c31abcd.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:4992
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4992 -s 708
  2⤵
  - Program crash
  PID:1440

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4992 -ip 4992
1⤵
PID:628

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/4992-132-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

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