d9c4fd69f7bc0bf1f9066df0502a57de5f6d73dfff99c9fe5c75b491aecee86b

Analysis

max time kernel
598s
max time network
563s
platform
windows11-21h2_x64
resource
win11-20260130-es
resource tags

arch:x64arch:x86image:win11-20260130-eslocale:es-esos:windows11-21h2-x64systemwindows
submitted
20/04/2026, 07:50

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General

Target
Engine/$R1/32/msdia140_windhawk.dll
Size 2.1MB
Sample260420-jph1eact2k
SHA256 d9c4fd69f7bc0bf1f9066df0502a57de5f6d73dfff99c9fe5c75b491aecee86b
MD5 81dfefdd5a24792d13f3096601a9b4a0
SHA1 c994d24f553bc0c2376f0ef2142817699bc69272
SHA512 6cd665b52d32eb1438bf48b5bb75c5ca8a6004b61633cfb7c888a42875c222041f5360501acc33962b059ba44e85f0e4807370b63554ce15f6191930d66c1c17
SSDEEP 49152:0bQhj1xxRKpH9srFVSvI38QvLQ3ZdtrgDQtpYyB:00hj1olcFVCY8QS
TLSH
T1CAA53931E61ECA35DA8C1070AC39BB5F026DBA6E0B2555C7B3A41E3D6E325C27B34947
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 26 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{91904831-49CA-4766-B95C-25397E2DD6DC}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Engine\\$R1\\32\\msdia140_windhawk.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{91904831-49CA-4766-B95C-25397E2DD6DC}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\ = "dia 2.0 Type Library"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3119821332-640943685-2562343641-1000_Classes\WOW6432Node\CLSID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6756135-1E65-4D17-8576-610761398C3C}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Engine\\$R1\\32\\msdia140_windhawk.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6756135-1E65-4D17-8576-610761398C3C}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\FLAGS	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\FLAGS\ = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\0	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\0\win32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\HELPDIR	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6756135-1E65-4D17-8576-610761398C3C}\ = "Debug Information Accessor"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE4A85DB-5768-475B-A4E1-C0BCA2112A6B}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE4A85DB-5768-475B-A4E1-C0BCA2112A6B}\ = "Generic StackWalker"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE4A85DB-5768-475B-A4E1-C0BCA2112A6B}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE4A85DB-5768-475B-A4E1-C0BCA2112A6B}\InprocServer32\ThreadingModel = "Both"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Engine\\$R1\\32\\msdia140_windhawk.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6756135-1E65-4D17-8576-610761398C3C}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{CE4A85DB-5768-475B-A4E1-C0BCA2112A6B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Engine\\$R1\\32\\msdia140_windhawk.dll"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{106173A0-0173-4E5C-84E7-E915422BE997}\2.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\Engine\\$R1\\32"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{E6756135-1E65-4D17-8576-610761398C3C}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{91904831-49CA-4766-B95C-25397E2DD6DC}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{91904831-49CA-4766-B95C-25397E2DD6DC}\ = "Debug Information Accessor w/o Global Memory Usage"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{91904831-49CA-4766-B95C-25397E2DD6DC}\InprocServer32	regsvr32.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 5056	3088	regsvr32.exe	79

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\Engine\$R1\32\msdia140_windhawk.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:3088
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\Engine\$R1\32\msdia140_windhawk.dll
  2⤵
  - System Location Discovery: System Language Discovery
  - Modifies registry class
  PID:5056

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

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Downloads

memory/3088-1-0x0000000000EE0000-0x0000000000F11000-memory.dmp

Download

memory/5056-0-0x0000000002230000-0x00000000024BB000-memory.dmp