4dc8486514d07efa927c6c0a95a0789d053c7987f6bafe7975652a994f6b7af7 | Triage

Analysis

max time kernel
135s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
24/05/2024, 21:41

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General

Target

WltRS.dll
Size

88KB
MD5

87b89da8c10cb8f191482087db1acdd4
SHA1

c5a36cc1a8e5a40b11bf3c9f5a1d4ef10282d3a8
SHA256

4dc8486514d07efa927c6c0a95a0789d053c7987f6bafe7975652a994f6b7af7
SHA512

c8d8e2d1c6e99aa094039f211d8962eb296ea4c60e5b34db5505def91820c15f3d5611d6b6f919f8e3e544a62160beee2c395baf1710da04c49366e07e1a4441
SSDEEP

1536:eTykAlmv0/RjL3UcMpKbLFgTVUojV+ObNgjoKFoiI:edAldFYRQvO5koKFoi

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
688	4312	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4828 wrote to memory of 4312	4828	rundll32.exe	85
PID 4828 wrote to memory of 4312	4828	rundll32.exe	85
PID 4828 wrote to memory of 4312	4828	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\WltRS.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4828
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\WltRS.dll,#1
  2⤵
  PID:4312
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4312 -s 604
    3⤵
    - Program crash
    PID:688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4312 -ip 4312
1⤵
PID:3888

Network

MITRE ATT&CK Matrix

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