3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1 | Triage

Analysis

max time kernel
1479s
max time network
1502s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
25-02-2024 18:57

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

0d45588070cf728359055f776af16ec4
SHA1

c4375ceb2883dee74632e81addbfa4e8b0c6d84a
SHA256

067c77d51df034b4a614f83803140fbf4cd2f8684b88ea8c8acdf163edad085a
SHA512

751ebf4c43f100b41f799d0fbf8db118ea8751df029c1f4c4b0daeb0fef200ddf2e41c1c9c55c2dc94f2c841cf6acb7df355e98a2e5877a7797f0f1d41a7e415
SSDEEP

192:ob8cSzvTyl4tgi8pPjQM0PuAg0YNyhIFtSP:mBSzm+t18pZ0WAg0RhIFg

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1824	4820	WerFault.exe	77

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4604 wrote to memory of 4820	4604	rundll32.exe	77
PID 4604 wrote to memory of 4820	4604	rundll32.exe	77
PID 4604 wrote to memory of 4820	4604	rundll32.exe	77

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4604
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
  2⤵
  PID:4820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4820 -s 552
    3⤵
    - Program crash
    PID:1824

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 4820 -ip 4820
1⤵
PID:3344

Network

MITRE ATT&CK Matrix

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