cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749

Analysis

max time kernel
42s
max time network
45s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
24-11-2022 12:53

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General

Target

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe
Size

316KB
MD5

d562dfff70b5b587deaf89b746adc4af
SHA1

0d8bb6001d2cee4b9fff54b6d06feb2d9114a075
SHA256

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749
SHA512

75e0bca7b1bcfdc163074f74c5153c03facba1c1ef0db3611d31d2648ccfce094e3740bec4871d17f6908fb9aa7e533414cc48a373f225635e64680225198fce
SSDEEP

3072:XrtwjXqCZgQHWaWb1r4cW8fw7/lH1v3aUlmDFLQRZqKwhCtka7P/W+Ln:BwnZ0B43l7/lH1vKiSM

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

Processes:

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\WINDOWS\\winlogon.exe"	cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

Modifies firewall policy service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\WINDOWS\winlogon.exe = "C:\\WINDOWS\\winlogon.exe"	cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

Drops file in System32 directory 1 IoCs

Processes:

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

description	ioc	process
File opened for modification	C:\WINDOWS\SysWOW64\MSWINSCK.OCX	cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

pid process

1644 cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

pid	process
1644	cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe

C:\Users\Admin\AppData\Local\Temp\cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe
"C:\Users\Admin\AppData\Local\Temp\cf9d6513f428eb06b3410660fb19b5119b937eb4a2133b4262f56ca6e838c749.exe"
1⤵
- Modifies WinLogon for persistence
- Modifies firewall policy service
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
PID:1644

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

Winlogon Helper DLL

T1004

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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