Analysis
- max time kernel
150s - max time network
126s - 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-v2.2.1.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target Setup-SiDIVA-v2.2.1.exe
- Size 20.1MB
- Sample261102-vce9jadx6m
- SHA256 a2a7cdf7e326543582c3f38ef1711b0f559bd2992ff6aa6244192501f3a6a589
- MD5 5f0a5130efb3d525e03b8e73cbfd60d1
- SHA1 c669a9f92495fa42b37e8fcf3fb84f02a12b799e
- SHA512 e11e3349939f317370d09277ea1761f6768da3c15fdc6c6d01c630042e879d3f8f4df2e4f52f82f83925e7f30c851b942f0b881cd4580fcb5cf3f123c6eaf5de
- SSDEEP 393216:1lTO9Cf1WENtlWFjBLql5VO/oTBZe9jANNf1HRJ2Jt5QPD:rK9Cf8EgVm/V3dQkVHr0QD
- TLSH T150272337A3C7213DD06B087937388265A97BEE2551A35C1293F6B51CCB3A0717E2EB52
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4272 Setup-SiDIVA-v2.2.1.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-v2.2.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup-SiDIVA-v2.2.1.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1980-1-0x0000000001000000-0x0000000001145000-memory.dmp innosetup behavioral2/memory/1980-8-0x0000000001000000-0x0000000001145000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1980 wrote to memory of 4272 1980 Setup-SiDIVA-v2.2.1.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.2.1.exe"C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.2.1.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Local\Temp\is-UPNBPVRZ5A.tmp\Setup-SiDIVA-v2.2.1.tmp"C:\Users\Admin\AppData\Local\Temp\is-UPNBPVRZ5A.tmp\Setup-SiDIVA-v2.2.1.tmp" /SL5="$50284,19775295,1270784,C:\Users\Admin\AppData\Local\Temp\Setup-SiDIVA-v2.2.1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4272
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-UPNBPVRZ5A.tmp\Setup-SiDIVA-v2.2.1.tmp
- Size 4.6MB
- SHA256 b1464a82c52983e470ce64fa3c3a3d79810ba6e8ebd6392e730d17180d5e1ff0
- MD5 320f9a175315e7b90f74e36850cd1795
- SHA1 87a2662f1952cbc91c82312cb3e6b18c1a52c0a7
- SHA512 0ef34d1774b60cc0bd71b8224f2af0505e94c9b1218fc9cfd8a7bc162d8021161e69a601beef0bb713ac9759ca8aadd6a8dd29ac90cb24df43ae64d0fdefed9f
- SSDEEP 98304:i9SZUvl30aj90ZFcvdQ0hdgvminQLMj+J03339:pItJj90Z6RgKwz
- TLSH T16A267D13B385713EE0A70A3A993FA254983FBE213627CD4767F4295C8E39541BD2A743
- MD5 SHA1 SHA512 SSDEEP TLSH