1160cc2bcc09d353d7085d2bd4976850fd65460668fab02377763c7d977380b0 | Triage

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16-03-2024 05:12

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

c7ce0e47c83525983fd2c4c9566b4aad
SHA1

38b7ad7bb32ffae35540fce373b8a671878dc54e
SHA256

6293408a5fa6d0f55f0a4d01528eb5b807ee9447a75a28b5986267475ebcd3ae
SHA512

ee9f23ea5210f418d4c559628bbfb3a0f892440bcd5dc4c1901cb8e510078e4481ea8353b262795076a19055e70b88e08fee5fb7e8f35a6f49022096408df20e

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3672	1988	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3136 wrote to memory of 1988	3136	rundll32.exe	87
PID 3136 wrote to memory of 1988	3136	rundll32.exe	87
PID 3136 wrote to memory of 1988	3136	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3136
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:1988
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1988 -s 624
    3⤵
    - Program crash
    PID:3672

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1988 -ip 1988
1⤵
PID:4000

Network

MITRE ATT&CK Matrix

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