Analysis
- max time kernel
148s - max time network
125s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
17/10/2026, 08:29
Behavioral task
behavioral1
Sample
Setup.exe
Resource
win10v2004-20260911-en
9 signatures
150 seconds
General
- Target Setup.exe
- Size 571KB
- Sample261017-kd4cmsct3k
- SHA256 3b178f718655dab3c444857b5e6fd755dc611de72dc229de486b3e06d8548fd2
- MD5 f3a1050bac829eebf38a553db08c02e1
- SHA1 8a6a2a4e825b1b9de88791c03d7404e181fb0241
- SHA512 9e52b8e46192f72eb06971ee06bad397304db7714df4fd0b8397e2bd9d23c1aacdb10667ec1dfeb3b03b600875656f2a60e3b8582ccb6e86aefcae4a38a895f7
- SSDEEP 12288:Z3Mjhv8888888888888W88888888888H09+kjn3bVNyRvh6QoqJh5+B+98LApiag:dMjhQ09+miWQpJh5n98LAoa58h5j
- TLSH T189C4D025FF8216B9F02A2DB68DD952041F2236AE06D0199F1DF8C50FBF3AF9394B5512
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 3404 Setup.tmp - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Common Files\Enterbrain\RGSS3\RPGVXAce\is-JCQ3K.tmp Setup.tmp File created C:\Program Files (x86)\Common Files\Enterbrain\RGSS3\RPGVXAce\is-CHR73.tmp Setup.tmp File created C:\Program Files (x86)\Common Files\Enterbrain\RGSS3\RPGVXAce\unins000.dat Setup.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.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1472-0-0x0000000000400000-0x000000000042D000-memory.dmp innosetup behavioral2/memory/1472-15-0x0000000000400000-0x000000000042D000-memory.dmp innosetup - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3404 Setup.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1472 wrote to memory of 3404 1472 Setup.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup.exe"C:\Users\Admin\AppData\Local\Temp\Setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1472 -
C:\Users\Admin\AppData\Local\Temp\is-S194M.tmp\Setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-S194M.tmp\Setup.tmp" /SL5="$400A8,140800,0,C:\Users\Admin\AppData\Local\Temp\Setup.exe"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:3404
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-S194M.tmp\Setup.tmp
- Size 1.1MB
- SHA256 89c8d27247ff86f189ebba01e27c47daa184a04c5f002130f9d336ca80d71202
- MD5 394289faec0a43faea574588cb367018
- SHA1 b02982a816782c3c16ad5a321dce0a79cab124a2
- SHA512 e99977ed9b3ea6607d347fe3e339cff40e70166db6a93443046cb7e0bc2a6f7c598503a55030f7d9ae0e8ede8b706bb4bd682bbdadf215641247b96bae0d09f4
- SSDEEP 24576:dh+EpSGP3ZEgRhuRKOODz6HY1SC9s6WcREFydry9u6HxyA:ta+P6HpcTdne
- TLSH T1A5354B22A3D64433D5732F759D6B82946C35BD202EB4E84A7EF89E0C0E79B817D35392
- MD5 SHA1 SHA512 SSDEEP TLSH