37b3fa9a0fad103ba7311948f3eff98779253409556488638ffe057e435d812d | Triage

Analysis

max time kernel
135s
max time network
104s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
16-05-2024 21:13

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General

Target

$PLUGINSDIR/nsDialogs.dll
Size

9KB
MD5

6e64e5d5f9498058a300b26b8741d9d5
SHA1

837ce28e5e02788da63a7f1d8f20207d2b0bf523
SHA256

8d4b1c275fd1cd0782a265080b56d1aec8d1c93edca5ef3b050d1d20d7b61f33
SHA512

f53514d36021d79f85df2494d403f03589b3ad848889b9224f962cc932ef740f127131a914c7171ad8136ca1ef631285ea1c80576db18ccf8ea56940eb00ea1e
SSDEEP

96:oWW4JlD3c151V1gQoE8cxM2DjDf3GEst+Nt+jvcx4P8qndYv0PLE:oWp3ggQF8REskpx8dO0PLE

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1204 4520 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 596 wrote to memory of 4520	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 4520	596	rundll32.exe	rundll32.exe
PID 596 wrote to memory of 4520	596	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:596
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\nsDialogs.dll,#1
  2⤵
  PID:4520
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4520 -s 636
    3⤵
    - Program crash
    PID:1204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4520 -ip 4520
1⤵
PID:1076

Network

MITRE ATT&CK Matrix

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