b28544713d74e229e251d11b415a48e118c75015a520f16c21005e4d78a22d5f | Triage

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
16-04-2024 07:22

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General

Target

$PLUGINSDIR/UserInfo.dll
Size

4KB
MD5

5cf209df87b3c5e455b5b2b326438ad9
SHA1

47e8dc726c0a49c0b53a1fba4e03af4bccda003a
SHA256

b665b4fd4c9de7a4ee54c720f5b607ca0744c9c69990a741428b469388862f29
SHA512

48e71c3a463e59cd7367be708d4e964a6f766ea7258e3088cef7a6550ed34223967e552f3c2d22719dcd86752b5ba165cc54a78a90be44f6725a26dde15d820a

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
688	1948	WerFault.exe	85

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1948	2224	rundll32.exe	85
PID 2224 wrote to memory of 1948	2224	rundll32.exe	85
PID 2224 wrote to memory of 1948	2224	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\UserInfo.dll,#1
  2⤵
  PID:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 624
    3⤵
    - Program crash
    PID:688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1948 -ip 1948
1⤵
PID:2752

Network

MITRE ATT&CK Matrix

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