2ef69f36d3a99e423ae6b8de52168fd26656d0c274845270000b013043daac7e

Analysis

max time kernel
52s
max time network
180s
platform
windows10-1703_x64
resource
win10-20220812-es
resource tags

arch:x64arch:x86image:win10-20220812-eslocale:es-esos:windows10-1703-x64systemwindows
submitted
29-12-2022 09:13

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General

Target

MultiMC/libLauncher_iconfix.dll
Size

127KB
MD5

84acb289049b167366875f61b5596752
SHA1

523a7a2d0df5be5e1f0c99cd2c63e4d1db38afa7
SHA256

055f67a18e58c8637cb2cd8a58f9c05bb942521465954e18722564e0337776be
SHA512

99f35bf4f0418c0aac19d2e35e29708dc21011ee4adfdabb180c1deefeeb71f0cbaf953584d158c6d6de332a1d9480092de79b42ed0ed8420b3b49370aee7b9d
SSDEEP

3072:hUhA8S8fo6OjGyy1zWmC00TEUmIKOpS8aNx5tnzgp:KhA8S8fo6OjGJ1zWLTEUmIKOpS8aNx5Q

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3648 2360 WerFault.exe rundll32.exe

pid	pid_target	process	target process
3648	2360	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2328 wrote to memory of 2360	2328	rundll32.exe	rundll32.exe
PID 2328 wrote to memory of 2360	2328	rundll32.exe	rundll32.exe
PID 2328 wrote to memory of 2360	2328	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2328
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\MultiMC\libLauncher_iconfix.dll,#1
  2⤵
  PID:2360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2360 -s 684
    3⤵
    - Program crash
    PID:3648

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/2360-120-0x0000000000000000-mapping.dmp

Download
memory/2360-121-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-122-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-123-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-124-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-125-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-126-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-127-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-128-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-129-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-130-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-131-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-132-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-133-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-134-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-135-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-136-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-138-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-140-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-139-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-137-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-142-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-141-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-143-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-145-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-144-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-147-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-146-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-149-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-148-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-150-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-151-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-152-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-153-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-154-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-155-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-156-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-158-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-157-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-159-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-160-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-161-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-162-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-164-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-165-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-166-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-163-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-167-0x0000000004510000-0x0000000004A3F000-memory.dmp

Filesize
5.2MB

Download
memory/2360-170-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-171-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-172-0x0000000004510000-0x0000000004A3F000-memory.dmp

Filesize
5.2MB

Download
memory/2360-174-0x0000000070940000-0x000000007095C000-memory.dmp

Filesize
112KB

Download
memory/2360-176-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-175-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-177-0x00000000778C0000-0x0000000077A4E000-memory.dmp

Filesize
1.6MB

Download
memory/2360-179-0x0000000061940000-0x0000000061EB5000-memory.dmp

Filesize
5.5MB

Download
memory/2360-178-0x0000000004510000-0x0000000004A3F000-memory.dmp

Filesize
5.2MB

Download
memory/2360-180-0x0000000070940000-0x000000007095C000-memory.dmp

Filesize
112KB

Download