Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
06/07/2026, 12:44
Static task
static1
Behavioral task
behavioral1
Sample
memreduct/dsetup.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
memreduct/dsetup.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral3
Sample
memreduct/dsetup_orig.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
memreduct/dsetup_orig.dll
Resource
win11ltsc2024-20260629-en
Behavioral task
behavioral5
Sample
memreduct/memreduct-3.5.2-setup.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
memreduct/memreduct-3.5.2-setup.exe
Resource
win11ltsc2024-20260629-en
General
- Target memreduct/dsetup_orig.dll
- Size 93KB
- Sample260706-pygrlabs7l
- SHA256 2a61679eeedabf7d0d0ac14e5447486575622d6b7cfa56f136c1576ff96da21f
- MD5 eb701def7d0809e8da765a752ab42be5
- SHA1 7897418f0fae737a3ebe4f7954118d71c6c8b426
- SHA512 6ff8433c0dadc0e87d18f04289ab6f48624c908acbda506708f5e0f3c9522e9316e587e71f568938067ba9f37f96640b793fdfaa580caedc3bf9873dc221271f
- SSDEEP 1536:Bc8tBKv1HCyODN2wjIqlLmqxY3AMVI4I9okOEvc0/c/sZRYltL26VVE2S+JJqsHy:BftQv1iyODswNLmqxY3AMV71Ev54EAxM
- TLSH T113937D107694D076D9D620BD718CD7715ABEA6B41F6880CBBB461BDA8C653C0BA3E30F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Logs\DirectX.log rundll32.exe - Program crash 1 IoCs
pid pid_target Process procid_target 4856 3284 WerFault.exe 84 - 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.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1148 wrote to memory of 3284 1148 rundll32.exe 84
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\memreduct\dsetup_orig.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1148 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\memreduct\dsetup_orig.dll,#12⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:3284 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3284 -s 6483⤵
- Program crash
PID:4856
-
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3284 -ip 32841⤵PID:2460