Analysis
- max time kernel
150s - max time network
132s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
14/10/2026, 12:12
Behavioral task
behavioral1
Sample
DynamicWinSetup.exe
Resource
win10v2004-20260911-en
26 signatures
150 seconds
General
- Target DynamicWinSetup.exe
- Size 102.1MB
- Sample261014-pdcbdavsht
- SHA256 7858946d6ea9a74badb8b466ba194a579f0a380cedf63bad3717290cbd545357
- MD5 a329cb5f025386ebddb60eef8a697926
- SHA1 948f3542c4e85af6265123399a68d08000ae0915
- SHA512 0b0adb0d8526346c0165887c36a73e92d1600e03ff02efd45215f3e50098958f13ce4ab2f988780aac45fcdd8fa32f4031e5cd6e5777fc054642e2d6e91e39fa
- SSDEEP 1572864:BU4JmOFeRG8qS2F7L4cZcsn+buAI98zCz9Q9tf2Z2NMvCQReJ6wAFBGcw:BxJmVg8/O7L4cZ9+7m7s+vCQekFkJ
- TLSH T19438333B73A0963ED2295A326973C1702DBBABA0B92B8C0C57F4480DDFA76505F37915
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4040 DynamicWinSetup.tmp - 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 DynamicWinSetup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language DynamicWinSetup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/2700-0-0x0000000000400000-0x00000000004D0000-memory.dmp innosetup behavioral2/memory/2700-8-0x0000000000400000-0x00000000004D0000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2700 wrote to memory of 4040 2700 DynamicWinSetup.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\DynamicWinSetup.exe"C:\Users\Admin\AppData\Local\Temp\DynamicWinSetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700 -
C:\Users\Admin\AppData\Local\Temp\is-KCAVP.tmp\DynamicWinSetup.tmp"C:\Users\Admin\AppData\Local\Temp\is-KCAVP.tmp\DynamicWinSetup.tmp" /SL5="$400B2,106222886,799744,C:\Users\Admin\AppData\Local\Temp\DynamicWinSetup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4040
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-KCAVP.tmp\DynamicWinSetup.tmp
- Size 3.0MB
- SHA256 0754531ed535cfdc548be3ca0ddd63343d75017576372ff4f773df9e4094c329
- MD5 ce78a71e00b62838a64660594fa7b2ac
- SHA1 baebd8e05673f566ec4c0208ea4d5a959e0ecee9
- SHA512 ccd8c6d872d854ecfb1e014eeb47b1595525733eff10d5a088ee3eca3ee9b09b9887f95a6bf39ba36bed65c78f5d0b3f513d32ae65c843475358d8f133c84736
- SSDEEP 49152:RWGtLBcXqFpBR6SVb8kq4pgquLMMji4NYxtJpkxhGjIHTbc333su:ztLutqgwh4NYxtJpkxhGT3339
- TLSH T153E53A27F28C713ED06B3A364A3386909837F66169168C2797FC794C8F365942E3E647
- MD5 SHA1 SHA512 SSDEEP TLSH