163edff5aec2819e87bde2bbb4369bef309bc395aaf0e5610235152844967631 | Triage

Analysis

max time kernel
91s
max time network
185s
platform
windows10-2004_x64
resource
win10v2004-20221111-es
resource tags

arch:x64arch:x86image:win10v2004-20221111-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
19-02-2023 13:26

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General

Target

MultiMC/libLauncher_rainbow.dll
Size

67KB
MD5

7d5bf320ae94e523f42e7970a8da3cc7
SHA1

8407d250a6474dd075bc7e8fc11887bd3552259f
SHA256

56e324a042caf4f3e9a78b5b50bffc1afbe93b95a041963cb4770bb206b33c88
SHA512

b499d9b866219f21347382aec31228b31108cc1a4e679bd9f5ce59407bf0b657818dc1d8c261082bccfe26136bf08918ebb8dca0a115e62bef5b604547c3d2ff
SSDEEP

768:3Eg24DKoyYH150BEexXfz2xGpsy/a2MaOtRd9P9mg8rO71:3FVD11ij11DM5hP7x

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 3560 wrote to memory of 4128	3560	rundll32.exe	rundll32.exe
PID 3560 wrote to memory of 4128	3560	rundll32.exe	rundll32.exe
PID 3560 wrote to memory of 4128	3560	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_rainbow.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3560
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_rainbow.dll,#1
  2⤵
  PID:4128

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4128-132-0x0000000000000000-mapping.dmp

Download
memory/4128-133-0x0000000002A30000-0x0000000002F5F000-memory.dmp

Filesize
5.2MB

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memory/4128-136-0x0000000002A30000-0x0000000002F5F000-memory.dmp

Filesize
5.2MB

Download