61efe4d842898126d3a945289313c7fb20a7ab7696ead3606a4133359c74b724

Analysis

max time kernel
149s
max time network
156s
platform
windows11-21h2_x64
resource
win11-20260130-en
resource tags

arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows
submitted
20/04/2026, 12:24

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General

Target
bin/cnvcnt.dll
Size 90KB
Sample260420-pldjeah14l
SHA256 61efe4d842898126d3a945289313c7fb20a7ab7696ead3606a4133359c74b724
MD5 e3ad8e51ae1475da90660240f997a87f
SHA1 b37b68c38cc50ff37604e109ac0bfa206cb92754
SHA512 397adc1e60ac7769fe6b1ec7f5f3d3c8ca5fa7a937d3f480bdcce2c5e2737cdaf67a1a6a20e7ea31333838e3ea54a8c8a941c918cf69e5509d8cf4bad334bec2
SSDEEP 1536:3ArEPSff5/BTEHosOMbivmhh848ggXIqv7ITsCPw7dg8LhZhQ:2cKfbsd0Ih84lgH7IFkdg8LhZh
TLSH
T1A19316122590D07FE4E79BB5A89E8BF9AB3A87751F04A8C743A41DE17F315C2CD3124A
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 4 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{76313CF2-787F-11D0-A1F0-0800361A1803}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{76313CF2-787F-11D0-A1F0-0800361A1803}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{76313CF2-787F-11D0-A1F0-0800361A1803}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\bin\\cnvcnt.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{76313CF2-787F-11D0-A1F0-0800361A1803}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5144 wrote to memory of 3656	5144	regsvr32.exe	79

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\bin\cnvcnt.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:5144
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\bin\cnvcnt.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:3656

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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