Analysis
- max time kernel
150s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
02/11/2026, 16:50
Behavioral task
behavioral1
Sample
Setup-SiDIVA-v2.4.2.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target Setup-SiDIVA-v2.4.2.exe
- Size 20.4MB
- Sample261102-vb7x6abw3t
- SHA256 bdab8f7d59b8ebbab3bab4bf4c6c33571d25db51022204bc7af00a5261832915
- MD5 e40bc097e9c1359307db45af01c0dec6
- SHA1 a0c5cb76d2acdaf8a142dcffaf14a64a6df4245e
- SHA512 07caacef8f8f6b8fdb8580024667216fa1305d2b022262ae0062530d2852d893943b725f9ca65e079e3d8f432e686f80c0eb4b0a6302555c146280f11213facf
- SSDEEP 393216:1ezBm2bNRtw+UoLemyBDEkTI2fU38HWzPdz2q/iQPE:czBm2bNRtw+p5GDEL2S82t2qdE
- TLSH T1C9272337A3C7223DD06B497937394261A97BED7451A75C1283F6F41CCB3A0707E2AA86
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3848 Setup-SiDIVA-v2.4.2.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 Setup-SiDIVA-v2.4.2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup-SiDIVA-v2.4.2.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5432-0-0x0000000000A20000-0x0000000000B65000-memory.dmp innosetup behavioral2/memory/5432-8-0x0000000000A20000-0x0000000000B65000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5432 wrote to memory of 3848 5432 Setup-SiDIVA-v2.4.2.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.4.2.exe"C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.4.2.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5432 -
C:\Users\Admin\AppData\Local\Temp\is-04Y8SB878S.tmp\Setup-SiDIVA-v2.4.2.tmp"C:\Users\Admin\AppData\Local\Temp\is-04Y8SB878S.tmp\Setup-SiDIVA-v2.4.2.tmp" /SL5="$401F8,20157936,1270784,C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.4.2.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3848
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-04Y8SB878S.tmp\Setup-SiDIVA-v2.4.2.tmp
- Size 4.6MB
- SHA256 402d23491399988abc4ecfba58725c0c8eba86eafd59b042e3d09ff2999f7674
- MD5 beec384b41a2e51e44fd4000689c4541
- SHA1 f6c6966815d879f217e36eda0a3fe136c30124e0
- SHA512 e784be3fe5bce0366cdc12eb1827318ffd2af2486a0df4575c93b56cc827425d3ce502427e7dbc01d4e80cc245d0eba1efa50ffe13a79fe24b79df171f7cf002
- SSDEEP 98304:i9SZUvl30aj90ZFcvdQ0hdgvminQLMj+J0333u:pItJj90Z6RgKw8
- TLSH T1DB267D13B385713EE0A70A3A993FA254983FBE213627CD4767F4295C8E39541BD2A743
- MD5 SHA1 SHA512 SSDEEP TLSH