Analysis
- max time kernel
145s - max time network
129s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/06/2026, 09:18
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll
Resource
win10v2004-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll
Resource
win11-20260513-en
3 signatures
150 seconds
General
- Target 4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll
- Size 2.2MB
- Sample260602-k9nbashx5y
- SHA256 4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4
- MD5 159ffc63e0f5521a5f55396afd1eacd2
- SHA1 73558d4e29937e3e04a95d0a80969a7f6a918d30
- SHA512 1b537f90c6356f51ae0fad2d70ce465a4a75f061582e8491cf944c3b4456ce52fb02e85508e1c2c26971a40520857e59fa96c861e528c1ffdb1f44df626b719a
- SSDEEP 24576:FajIgLIj3Wl8uTNX/vBSUv3333e77fTUhD03aySL2kBlB4A+AkusYz813dWIGM:oF0uFv9v3333raaySrBl+GbI1tWIJ
- TLSH T1A9B59EA0F7D24072D88B2230372EF3BF6735B5414C5D86DBE7D42A1CA7B64914B4B26A
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 1972 3972 WerFault.exe 87 - 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 4536 wrote to memory of 3972 4536 rundll32.exe 87
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4536 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\4bfbd84cad89cde811da163aad840d02b45952b3c4705aad5f15a5feca9e98a4.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:3972 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3972 -s 7363⤵
- Program crash
PID:1972
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3972 -ip 39721⤵PID:3888