4055eeef5173a016cf64e2eef509dcafbcf9cc050a9d6f68f2aad2e70619d0ec

Analysis

max time kernel
93s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
28-09-2024 18:41

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General

Target

WinSparkle.dll
Size

1.1MB
MD5

ac1deea0eb1607e5877ac91b1d7b01f0
SHA1

05cb1f553f6fcbc1fbd1575d1f9b38b791fdbefc
SHA256

1acc4bc19c548b4f9eabd5d48618016d8ab1319a275ad279fc56c65c9cbd3fd1
SHA512

4a723d0fa39b06c6b47f29cd3f57ebde7eb604a9fd629e1ab47b3049139a9182c8dafe3b77e2fab77ad4d982a3bf40169ad56a6311fd1dcf3b50bdbec972b3cb
SSDEEP

24576:JeqLkelLuPdSLHkhalYC0tcKdGzjW+QvP+MIb8xBouw8xi7djrRF:zUdS4hu4cKdGnQ1Ib8xBouw8xi9NF

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4640 2672 WerFault.exe rundll32.exe
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

rundll32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

rundll32.exe

pid process

2672 rundll32.exe
2672 rundll32.exe

pid	pid_target	process	target process
4640	2672	WerFault.exe	rundll32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

pid	process
2672	rundll32.exe
2672	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 4728 wrote to memory of 2672	4728	rundll32.exe	rundll32.exe
PID 4728 wrote to memory of 2672	4728	rundll32.exe	rundll32.exe
PID 4728 wrote to memory of 2672	4728	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinSparkle.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4728

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WinSparkle.dll,#1
2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:2672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2672 -s 728
3⤵
- Program crash
PID:4640

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2672 -ip 2672
1⤵
PID:1428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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