f342e09517abc0b53d1db9831dbd4551d68ac7a6f9db48bd0acee919e6d21275 | Triage

Analysis

max time kernel
144s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 07:56

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General

Target

libjpeg-62.dll
Size

117KB
MD5

d3d7f85058bcb68ff61ea3660e3b99ca
SHA1

53e41ac5ce5c95ca7499d17485def81a51569b41
SHA256

2b7bb025b4f06ae7508e32b784eb678ed64abd42403ae77af850e8827607665f
SHA512

90e0457df9841be748c3c8cdd9ea637d2701d1f46178c7113df04d94eaa0a46816d009a7961a7cb9dc21d8daac0aa48e9d29d568a0f175f87644e4f2e3bdc5bf
SSDEEP

3072:jN/hQMZ1TOV7sRJH0alsllSWDTDA/2DEE/Rpjc5+NI:9hQcKA2SoTi2DJ/RS5+N

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4084	4012	WerFault.exe	87

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1868 wrote to memory of 4012	1868	rundll32.exe	87
PID 1868 wrote to memory of 4012	1868	rundll32.exe	87
PID 1868 wrote to memory of 4012	1868	rundll32.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\libjpeg-62.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1868
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\libjpeg-62.dll,#1
  2⤵
  PID:4012
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4012 -s 608
    3⤵
    - Program crash
    PID:4084

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4012 -ip 4012
1⤵
PID:324

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4012-0-0x000000006AF40000-0x000000006AF64000-memory.dmp

Filesize
144KB

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