Analysis
- max time kernel
149s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
23/05/2026, 17:21
Behavioral task
behavioral1
Sample
c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa.dll
Resource
win10v2004-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa.dll
Resource
win11-20260513-en
3 signatures
150 seconds
General
- Target c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa.dll
- Size 295KB
- Sample260523-vxbf3se19q
- SHA256 c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa
- MD5 91dfb908116c08abf65cf63aac23b811
- SHA1 5fcebab28141d60e9542fc68d3667d8e1561e067
- SHA512 14c206616f3e023453f5aa3662fca264453f5d04d4162fa5e35c9cb48593ed29fb3b319b21bc699b2f098bc83e1870696801e98174e12372ea20ac099a31b92c
- SSDEEP 3072:Pjh9N4a1j712h9Td2+1lxvTeZna8xUhUbT15adzdx/DIWHhcaL/aWAOxmjeJM09+:PjdFKdoSxvixTxUAqdxbBhcU5xmin+
- TLSH T18254CFA175C4D037D0570074624FC77E5ABDF9F416B19583BF841AAAAE713A3EB2A203
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
3/10
Malware Config
Signatures
- Program crash 1 IoCs
pid pid_target Process procid_target 4400 1584 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 628 wrote to memory of 1584 628 rundll32.exe 87
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:628 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c58df3c03432d3e526a696da260224bdd2033315935dd954c1e65fa9e146aafa.dll,#12⤵
- System Location Discovery: System Language Discovery
PID:1584 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1584 -s 6803⤵
- Program crash
PID:4400
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-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1584 -ip 15841⤵PID:3800