82d71e9f70e93c6e90e68e69878299e31daa535258addd0dd94572252a260e33 | Triage

Analysis

max time kernel
140s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 03:17

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General

Target

jre/bin/client/jvm.dll
Size

3.7MB
MD5

39c302fe0781e5af6d007e55f509606a
SHA1

23690a52e8c6578de6a7980bb78aae69d0f31780
SHA256

b1fbdbb1e4c692b34d3b9f28f8188fc6105b05d311c266d59aa5e5ec531966bc
SHA512

67f91a75e16c02ca245233b820df985bd8290a2a50480dff4b2fd2695e3cf0b4534eb1bf0d357d0b14f15ce8bd13c82d2748b5edd9cc38dc9e713f5dc383ed77
SSDEEP

98304:GyXul1SNceWfkD000V3wnIACM7g6cv/GZ:Q1SgfEP0ZwnIA97dcv/GZ

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4000	3924	WerFault.exe	14

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 468 wrote to memory of 3924	468	rundll32.exe	14
PID 468 wrote to memory of 3924	468	rundll32.exe	14
PID 468 wrote to memory of 3924	468	rundll32.exe	14

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\client\jvm.dll,#1
1⤵
PID:3924
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3924 -s 640
  2⤵
  - Program crash
  PID:4000

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\jre\bin\client\jvm.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:468

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 3924 -ip 3924
1⤵
PID:3256

Network

MITRE ATT&CK Matrix

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