c486b3ea362c122d2ac9507a474f0df7eed2ebcd4db060a6a5f0ee25a51285bb | Triage

Analysis

max time kernel
140s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
16/05/2024, 15:59

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General

Target

fileclient.dll
Size

156KB
MD5

d6deacb737590d308a01739e36e9306d
SHA1

a5ee030f6fa9457bfc0e0da54cbdf5a04c23577a
SHA256

15e7ca5f9081335bfcba0898fc15fb18bf1a905c1f36e915bb38b3210e7427b7
SHA512

3043000d576e7c1fcda4c6193dd8af84e095da018303c7ed1d3a60cd8c57e1f66f69fb5e61980ba900457322bb13d73346ce091586e40d976bf3e0160cfac51c
SSDEEP

3072:XWwbnUcpOu7c2eonwJK2VeUjCaOK5Tdc:mAfYSeows2VeU9z6

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	2720	WerFault.exe	84

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 2720	1284	rundll32.exe	84
PID 1284 wrote to memory of 2720	1284	rundll32.exe	84
PID 1284 wrote to memory of 2720	1284	rundll32.exe	84

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\fileclient.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1284
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\fileclient.dll,#1
  2⤵
  PID:2720
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 620
    3⤵
    - Program crash
    PID:1404

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2720 -ip 2720
1⤵
PID:3220

Network

MITRE ATT&CK Matrix

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