94b5a5cc5729f6531032abf15914f57f7f6f6f7cb31fa816373e412ec4ade1fd | Triage

Analysis

max time kernel
140s
max time network
136s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
04-07-2024 19:22

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General

Target

UltimMC/libstdc++-6.dll
Size

1002KB
MD5

c283d446b34e75019b81d0981cb11f0d
SHA1

a6e146975dfc55b0659d09e25b9a69f7cff993dc
SHA256

f6530962659d0641236a42517a30dc55c4fcb7d30e942c3e820af343798a770d
SHA512

eb51969a79ee4501c955a81cec9f07e9a39007c1ea69c5021e03ebf3b640d949e19f6e0cd7af969e80ec60ea6b8477804fb76deec2704db503e72906103fea63
SSDEEP

24576:KSNHTild8LMw2g8XiGkMAZ0dP5Bd+1DT50v4H:7dLM8GkMAQBdih

Score

3^/10

Malware Config

Signatures

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

3520 1416 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 1092 wrote to memory of 1416	1092	rundll32.exe	rundll32.exe
PID 1092 wrote to memory of 1416	1092	rundll32.exe	rundll32.exe
PID 1092 wrote to memory of 1416	1092	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libstdc++-6.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1092

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\UltimMC\libstdc++-6.dll,#1
2⤵
PID:1416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1416 -s 652
3⤵
- Program crash
PID:3520

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1416-2-0x000000006E940000-0x000000006E964000-memory.dmp

Filesize
144KB

Download
memory/1416-1-0x0000000064940000-0x0000000064954000-memory.dmp

Filesize
80KB

Download
memory/1416-0-0x000000006FC40000-0x000000006FD41000-memory.dmp

Filesize
1.0MB

Download