20d91430397028cb83296e7a41598414c9a4ef272afba435196d231a8cbd0b67 | Triage

Resubmissions

30/03/2024, 20:31

240330-zav97aef35 8

Analysis

max time kernel
90s
max time network
129s
platform
windows10-2004_x64
resource
win10v2004-20240226-es
resource tags

arch:x64arch:x86image:win10v2004-20240226-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
30/03/2024, 20:31

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

15KB
MD5

ba2cc9634ebed71cea697a31144af802
SHA1

8221c522b24f4808f66a476381db3e6455eab5c3
SHA256

9a3c2fe5490c34f73f1a05899ef60cfef05e0c9599cd704e524ef7a46ead67ba
SHA512

dcc74bcedd9402f7ac7e2d1872fe0e2876ae93cf8bbd869d5b9b7b56cea244ba8d2891fa2b51382092b86480337936f5ec495d9005d47fbfd9e2b71cb7f6ba8f
SSDEEP

384:Zhyd8Y6pu8ZaLf6Uksnw1g8BUcyHisUVb:Zhyd8Y67WGg8B/EiF

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3452	4448	WerFault.exe	86

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1012 wrote to memory of 4448	1012	rundll32.exe	86
PID 1012 wrote to memory of 4448	1012	rundll32.exe	86
PID 1012 wrote to memory of 4448	1012	rundll32.exe	86

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  PID:4448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 628
    3⤵
    - Program crash
    PID:3452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4448 -ip 4448
1⤵
PID:3852

Network

MITRE ATT&CK Matrix

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