Analysis
- max time kernel
148s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
30/09/2026, 12:47
Behavioral task
behavioral1
Sample
aisetup.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
General
- Target aisetup.exe
- Size 4.1MB
- Sample260930-p1jc7swt7q
- SHA256 83c82cbd738f2e3105e1b69d4b6b1458a28b4e4c9ed6f9cc07280997d17daeb7
- MD5 67a0ba751148e7ccbe3fb03b85af18dc
- SHA1 0fe79b84729d976a65d10c5285cae7c1d1a4b188
- SHA512 60ef0b0a63d82e1bb4681c1c2d8ff1aa8addc1fe7acc70aaae84876f2d35e0548ea330dbf8a25ef508cfd51bafa3a56f05f9bc09675559acf7e0708e332547f3
- SSDEEP 98304:x5OH19Dq6PpfD6Lzoq/pekDVGgPK69QxmBqu7H:re1Nqkf2LN/YgSue0qu7H
- TLSH T11316023FB24B653EE06E5A3A3AB29210583BB661A5524C53D6F4C48CCF255701E3FB87
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3492 aisetup.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 aisetup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language aisetup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1272-1-0x00000000006F0000-0x00000000007CF000-memory.dmp innosetup behavioral2/memory/1272-8-0x00000000006F0000-0x00000000007CF000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1272 wrote to memory of 3492 1272 aisetup.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\aisetup.exe"C:\Users\Admin\AppData\Local\Temp\aisetup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1272 -
C:\Users\Admin\AppData\Local\Temp\is-OS0RKWJ09X.tmp\aisetup.tmp"C:\Users\Admin\AppData\Local\Temp\is-OS0RKWJ09X.tmp\aisetup.tmp" /SL5="$400A4,3072049,853504,C:\Users\Admin\AppData\Local\Temp\aisetup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3492
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-OS0RKWJ09X.tmp\aisetup.tmp
- Size 4.2MB
- SHA256 3110e5906ec4599b4cf3a13e43b3e735357824ed8c5b989db5f89708f57cbb89
- MD5 5371171a2a215c766861c30baa8c0ff0
- SHA1 3c8a9d9f181a0b0ffd84f1564c5ceca5a9623b41
- SHA512 21640bdb719b53aabcc2713e186c94a9a49a8d001f3367b26da1acc1b7def642ecb08e0c926fc229dbfbcde551f98eb2efba1ff54296a72a69ab02136232519a
- SSDEEP 98304:99SZUvl30aj90ZFcvdQ0hdgvminQLMj+J0333G:SItJj90Z6RgKws
- TLSH T1C1168E03B388753EE4B71A3A883FA654583F7A213A26CD4B6BF40D5C4F396416D2A747
- MD5 SHA1 SHA512 SSDEEP TLSH