Analysis
- max time kernel
149s - max time network
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
02/06/2026, 06:39
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
tmpfh09cpzs.dll
Resource
win10ltsc2021-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral2
Sample
tmpfh09cpzs.dll
Resource
win10v2004-20260513-en
3 signatures
150 seconds
Behavioral task
behavioral3
Sample
tmpfh09cpzs.dll
Resource
win11-20260513-en
5 signatures
150 seconds
General
- Target tmpfh09cpzs.dll
- Size 146KB
- Sample260602-he1a9sft71
- SHA256 55f8996aaeb9b14ea0f1c2b653aa5db107d5182a23c42c6e333d72893981ae13
- MD5 bd20ce1712abe7b0056510ec53428085
- SHA1 8efb75b38aef96452eea0a7f397c426936c9c535
- SHA512 1721f7377b73204840a99b6253231f6ebaaf72d7340b3b0446bd980d88e1f1e9728ec609f0f42a47c2585b6a12d410af5ca5212bc03c2d52d576996d93f01fbf
- SSDEEP 3072:FW/19dAeWGtrtNgDT3E+ZzzXQj1UG3gH238mgKVAPbV:gLrtNYTPZzKUG3gHw8mggAj
- TLSH T17CE31906A850C23CF85100B55C9D677E9C5AC50D3A638ABBCBC1C8949FE96B077BF62D
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
Malware Config
Signatures
- Badlisted process makes network request 13 IoCs
Network request originating from process or tool commonly abused by malware.
flow pid Process 8 3044 msiexec.exe 9 3044 msiexec.exe 10 3044 msiexec.exe 11 3044 msiexec.exe 12 3044 msiexec.exe 13 3044 msiexec.exe 14 3044 msiexec.exe 15 3044 msiexec.exe 17 3044 msiexec.exe 18 3044 msiexec.exe 19 3044 msiexec.exe 20 3044 msiexec.exe 21 3044 msiexec.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 852 set thread context of 3044 852 rundll32.exe 81 - System Location Discovery: System Language Discovery 1 TTPs 2 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe - Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe Token: SeShutdownPrivilege 852 rundll32.exe Token: SeCreatePagefilePrivilege 852 rundll32.exe - Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1640 wrote to memory of 852 1640 rundll32.exe 80 PID 852 wrote to memory of 3044 852 rundll32.exe 81 PID 852 wrote to memory of 3044 852 rundll32.exe 81
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\tmpfh09cpzs.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1640 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\tmpfh09cpzs.dll,#12⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:852 -
C:\Windows\SysWOW64\msiexec.exemsiexec.exe3⤵
- Badlisted process makes network request
- System Location Discovery: System Language Discovery
PID:3044
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