0b42d9faacb31da4c44b92dcba11434c433726ce4baad405aad21aa7807779c5

Analysis

user interaction
yes
max time kernel
126s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20260911-en
resource tags

arch:x64arch:x86image:win10v2004-20260911-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
26/10/2026, 14:29

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General

Target
RJ191638-Milky Quest/GuruguruSMF4.dll
Size 144KB
Sample261026-rtspeabc62
SHA256 0b42d9faacb31da4c44b92dcba11434c433726ce4baad405aad21aa7807779c5
MD5 528ac7e063e57562df810a91d6b74cb0
SHA1 44db1d23eb183e44574bfc95b09f5853e5b8351b
SHA512 e3d033076d14b6ca464d2bbf9c79bb53c719c43afc307d8a9e11b9a575507e1da9b1bf723493c380e8c2d271054c349fabfea7038c274d38108f0ffdeada6813
SSDEEP 1536:TXBpovdyQN3Rml4Qg1PrkYNh3rVAPE555D6EiS/ZL3wutO7srl:THL4bBtN0P86EZLTtO7s
TLSH
T17BE38E227553C4B3E48F463D84959B556BBFA543EBA002CBFF640F4E49A02D42E353E6
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1264	828	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 828	1728	rundll32.exe	85

C:\Windows\system32\rundll32.exe
rundll32.exe "C:\Users\Admin\AppData\Local\Temp\RJ191638-Milky Quest\GuruguruSMF4.dll",#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe "C:\Users\Admin\AppData\Local\Temp\RJ191638-Milky Quest\GuruguruSMF4.dll",#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:828
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 828 -s 628
    3⤵
    - Program crash
    PID:1264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 828 -ip 828
1⤵
PID:1344

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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