16e63b02ecab333d53a5db8a61afcc2e7baf17f22f1e905683bc4d4350f24986 | Triage

Analysis

max time kernel
132s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
27/06/2024, 14:04

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General

Target

$PLUGINSDIR/NSISdl.dll
Size

76KB
MD5

811da2d8b9e487d3c7cf3fcd4221c81d
SHA1

a17b6c19e4c181167e25efe415144f1f87b39845
SHA256

91660ccb6c7c394c089691030596f0de8b23b6e807103bfe922633a5d110a40c
SHA512

6aeafebc91074f02277440ed4d7fa7d301d92969949dbaa214a118d2744b121b829acc77067f2ac89219a21a9cac300cec5cd8aca11bc8f353ea8b882ec9fa4e
SSDEEP

1536:VfD/L8OOaVO6eR0a+xRKstAM3j5HPEP3LU6K:VfDWR0aCJJPEP3LUp

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
400	4224	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1780 wrote to memory of 4224	1780	rundll32.exe	82
PID 1780 wrote to memory of 4224	1780	rundll32.exe	82
PID 1780 wrote to memory of 4224	1780	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1780
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\NSISdl.dll,#1
  2⤵
  PID:4224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4224 -s 624
    3⤵
    - Program crash
    PID:400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4224 -ip 4224
1⤵
PID:3400

Network

MITRE ATT&CK Matrix

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Downloads

memory/4224-0-0x0000000070C00000-0x0000000070C1E000-memory.dmp

Filesize
120KB

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