5754f98a7a476117464cec79c9d0cd8029717f865e87c2d551973a965bf5b21d | Triage

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 11:01

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General

Target

$PLUGINSDIR/serlib.dll
Size

16KB
MD5

febff2c363c7f7664687eefe8253087e
SHA1

0b2c3e9a6ae860d1eb82f725a2d1a8037d68a893
SHA256

5c0d2c23203946c59306233a96da7db2911aa22bfd87c41abc12b4eee87c10ef
SHA512

06ba120ea474e00092faad360e68c734cdbbf54c52cb819d49f4f065c61d3f95a84171b62c4988058b636df885b32b293a5174e723e50b0415623a9ed9172268
SSDEEP

384:B0FdvbyMQpBiyWUsi1Z+EKTlMvD0Ac9khYLMkIX0+GsyvV6:q1bL2iyWUp+EKxiuV6

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
116	1660	WerFault.exe	82

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 1660	4912	rundll32.exe	82
PID 4912 wrote to memory of 1660	4912	rundll32.exe	82
PID 4912 wrote to memory of 1660	4912	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\serlib.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4912
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\serlib.dll,#1
  2⤵
  PID:1660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 860
    3⤵
    - Program crash
    PID:116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 1660 -ip 1660
1⤵
PID:4332

Network

MITRE ATT&CK Matrix

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