a77ca8f99c4cc5db1ecc6269d2a899cbc426abcee4790263d33217babd144d6f

Analysis

max time kernel
148s
max time network
143s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 02:32

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General

Target
windows-ime/x86/OpenLessIme.dll
Size 147KB
Sample260804-c1ad3sbf57
SHA256 a77ca8f99c4cc5db1ecc6269d2a899cbc426abcee4790263d33217babd144d6f
MD5 caa1de4a9819e9b0cea02d3b1bc3bcc3
SHA1 41cd783df45cfefec86bf16e814ac62ff320af2e
SHA512 2ecc1212538afd766730a264d03095ad14f3a2fe1194df4d5c538e348d1bd3cdae9522d69f8a4390d3febab1df841b9f85e0e60f86234c242602216924ebebfd
SSDEEP 3072:F42whAPmeDQThXO/a4YVNIeOE1bGkinJk7WB+0K7l42ZRRLTj0:F4fhaLDkXO/aBNI5E1hik7Xz/j0
TLSH
T136E38D0175D1C036D6BE153908B4CAB2977E7970EFA09ECB6B940EBA5E701C09E35D27
MD5 SHA1 SHA512 SSDEEP TLSH

Score

3^/10

discovery

Malware Config

Signatures

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	regsvr32.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6B9F3F4F-5EE7-42D6-9C61-9F80B03A5D7D}\ = "OpenLess Voice Input"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{6B9F3F4F-5EE7-42D6-9C61-9F80B03A5D7D}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6B9F3F4F-5EE7-42D6-9C61-9F80B03A5D7D}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\windows-ime\\x86\\OpenLessIme.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{6B9F3F4F-5EE7-42D6-9C61-9F80B03A5D7D}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{6B9F3F4F-5EE7-42D6-9C61-9F80B03A5D7D}	regsvr32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 1504	852	regsvr32.exe	89

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\windows-ime\x86\OpenLessIme.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:852
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\windows-ime\x86\OpenLessIme.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:1504

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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