95de1176179b038ef5d801ba18a0c61659d5a89a046ca3063e17d82aa15d5318

Analysis

max time kernel
149s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
02/06/2026, 12:14

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General

Target
QCK.dll
Size 350KB
Sample260602-pec93acx6x
SHA256 95de1176179b038ef5d801ba18a0c61659d5a89a046ca3063e17d82aa15d5318
MD5 452e8b185ea31cbbb964916b569a48f9
SHA1 f27b3601a3861eaa1bd2b9abaeff645dc24f3710
SHA512 d382dbf052f94497d340a236353e855e7fd4596b3224fcb27579b39bfe0c34e13bedf458b976b03414e3c8f98c04269de4a59a6da60d8526f9789bc050f15bc5
SSDEEP 6144:hp9SERLw1yiBiRP+G3UpLlCrO4PHzrGH/r0iEUwgLV2mozFtOvmesmMDU2uTKrRN:hp9lRLw1yigRP+G38LV2mozFtOvmesmK
TLSH
T11274AD11B3418031E4AE02B4B578AF2A057DBEB25BA299D7E3D80D1D1E346C2B735F67
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4216	4748	WerFault.exe	88

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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
4748	rundll32.exe
4748	rundll32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4100 wrote to memory of 4748	4100	rundll32.exe	88

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\QCK.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4100
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\QCK.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 552
    3⤵
    - Program crash
    PID:4216

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4748 -ip 4748
1⤵
PID:1520

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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