6ccb56fdec207fb2d84636fea46a3de0d5afc871a4c8d45acf5093899f949a3d

Analysis

max time kernel
50s
max time network
177s
platform
windows10-1703_x64
resource
win10-20220901-en
resource tags

arch:x64arch:x86image:win10-20220901-enlocale:en-usos:windows10-1703-x64system
submitted
04-02-2023 13:49

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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

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4120 332 WerFault.exe rundll32.exe

pid	pid_target	process	target process
4120	332	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 5012 wrote to memory of 332	5012	rundll32.exe	rundll32.exe
PID 5012 wrote to memory of 332	5012	rundll32.exe	rundll32.exe
PID 5012 wrote to memory of 332	5012	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:5012
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_rainbow.dll,#1
  2⤵
  PID:332
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 332 -s 684
    3⤵
    - Program crash
    PID:4120

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/332-120-0x0000000000000000-mapping.dmp

Download
memory/332-121-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-124-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-125-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-127-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-130-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-129-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-131-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-132-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-134-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-133-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-128-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-126-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-135-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-137-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-138-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-139-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-140-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-141-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-144-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-143-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-145-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-146-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-148-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-150-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-151-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-149-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-147-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-142-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-136-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-123-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-122-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-152-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-153-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-155-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-156-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-158-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-157-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-160-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-159-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-164-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-166-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-165-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-167-0x00000000042F0000-0x000000000481F000-memory.dmp

Filesize
5.2MB

Download
memory/332-162-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-171-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-172-0x00000000042F0000-0x000000000481F000-memory.dmp

Filesize
5.2MB

Download
memory/332-170-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-174-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-176-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-175-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-163-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-161-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-154-0x00000000779E0000-0x0000000077B6E000-memory.dmp

Filesize
1.6MB

Download
memory/332-177-0x00000000042F0000-0x000000000481F000-memory.dmp

Filesize
5.2MB

Download
memory/332-179-0x0000000063400000-0x0000000063415000-memory.dmp

Filesize
84KB

Download
memory/332-178-0x0000000061940000-0x0000000061EB5000-memory.dmp

Filesize
5.5MB

Download