a00efafb9deb99a99bfdd34f55818983e9cc675d1cac6b71b9fec4b0bea1aa56 | Triage

Analysis

max time kernel
92s
max time network
98s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
01-07-2024 08:22

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General

Target

CoralUI2.dll
Size

1.2MB
MD5

f9cc511af5284c1de27cd87a76aa684b
SHA1

c1319584ef86228eb76b51c816024554e54e450e
SHA256

43e5e9f9e40a9cff4580e31d69a7c2851184ac69d98a7ffa1c768e2e17e14505
SHA512

d4ef4b62c07b262cc9d760645f6e819b41e28b1207ab9f1a968bc7584b4c63a2cf09c5b0e0a56384f1777f06a0887ced5172b32f05e940b92013b3f262e8c153
SSDEEP

12288:SBwyZS6XWlDHxZbbyRf6gPudrREVtKPZzeResv7PKxGQ/tY7YrDt:SBwyZBGZHjbuxPudAteaR2xGQVY7YrDt

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	1888	WerFault.exe	80

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 1888	4568	rundll32.exe	80
PID 4568 wrote to memory of 1888	4568	rundll32.exe	80
PID 4568 wrote to memory of 1888	4568	rundll32.exe	80

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CoralUI2.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\CoralUI2.dll,#1
  2⤵
  PID:1888
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1888 -s 644
    3⤵
    - Program crash
    PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1888 -ip 1888
1⤵
PID:3432

Network

MITRE ATT&CK Matrix

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