d49877b56eae195a92a251b8a2323f9271c5d1258c8671d26e03ee44425c0478

Analysis

max time kernel
429s
max time network
433s
platform
windows11-21h2_x64
resource
win11-20240730-en
resource tags

arch:x64arch:x86image:win11-20240730-enlocale:en-usos:windows11-21h2-x64system
submitted
01-08-2024 20:53

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General

Target

Data/window.dll
Size

81KB
MD5

0ffa9a91901802310213d0ec9f021b85
SHA1

499fae22c319923543419e245fe1f15582d9428b
SHA256

c688b9b6d985c575d851547937baca2619f11a23897bbd88637eec311fb7e20c
SHA512

1ddc8755667b5b0ccf6d7e03f35ef1435bf00a121c8b31c78bad1dff072f413fb46845a643ef06085d3d8bd2a27433746fef1ec760fff1a0e786eca76e8d5e21
SSDEEP

1536:gqmvPM/qa5MzNixsMTum0OuGZ0c85wsW+FcdSEOAO7wnZl/hZ+n:gqmvXa5cixsMT/UGWc8MSEOAO7wnZl/6

Score

3^/10

discovery

Malware Config

Signatures

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3864	948	WerFault.exe	79

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 3 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 948	968	rundll32.exe	79
PID 968 wrote to memory of 948	968	rundll32.exe	79
PID 968 wrote to memory of 948	968	rundll32.exe	79

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Data\window.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\Data\window.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 948 -s 468
    3⤵
    - Program crash
    PID:3864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 948 -ip 948
1⤵
PID:2696

Network

MITRE ATT&CK Enterprise v15

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 v15

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