Analysis
- max time kernel
150s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 12:19
Behavioral task
behavioral1
Sample
SKlauncher-3.2.18_Setup.exe
Resource
win10v2004-20260513-en
12 signatures
150 seconds
General
- Target SKlauncher-3.2.18_Setup.exe
- Size 3.6MB
- Sample260808-phkhjswfrf
- SHA256 5d7f6d20b4de8c600f81d64b4608bb65bccf92bfc72a727831c8785a63b68997
- MD5 ce6c0a2efa3acce48318f5576dfd8fcc
- SHA1 aa01d1f64c0e189231b81eeaadd3697161b0eae5
- SHA512 e7d29e3922824e871a427fd3914d3c7d6d29d41a8376e45c0bdcf2b74082a033238dea63b7ab0418ab3b02e974bc32391511142263576c3e246552eb5c59a8e0
- SSDEEP 98304:8N663wSNFEOQwfBLbRn4QySeqtpTb9jytw27WUSrnsB:43w5OQwJLbVSGFn2SUB
- TLSH T17A060133B28A673EF06E4A3B56B2D2105D3B7A51A51F8C4696F44C4CCF2A0A01E7F657
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2164 SKlauncher-3.2.18_Setup.tmp - Loads dropped DLL 3 IoCs
pid Process 2164 SKlauncher-3.2.18_Setup.tmp 2164 SKlauncher-3.2.18_Setup.tmp 2164 SKlauncher-3.2.18_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 SKlauncher-3.2.18_Setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SKlauncher-3.2.18_Setup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5832-1-0x0000000000380000-0x000000000045D000-memory.dmp innosetup behavioral2/memory/5832-12-0x0000000000380000-0x000000000045D000-memory.dmp innosetup - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2164 SKlauncher-3.2.18_Setup.tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5832 wrote to memory of 2164 5832 SKlauncher-3.2.18_Setup.exe 90
Processes
-
C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.18_Setup.exe"C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.18_Setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5832 -
C:\Users\Admin\AppData\Local\Temp\is-9EZ9FKCV54.tmp\SKlauncher-3.2.18_Setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-9EZ9FKCV54.tmp\SKlauncher-3.2.18_Setup.tmp" /SL5="$400A2,2154364,841216,C:\Users\Admin\AppData\Local\Temp\SKlauncher-3.2.18_Setup.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
PID:2164
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-9EZ9FKCV54.tmp\SKlauncher-3.2.18_Setup.tmp
- Size 3.5MB
- SHA256 942c7f45e3ee02dae9acc679d028a7a0322d28107dbd06750e803a9e35a019dd
- MD5 f1d9fbe8974225c394a5108ec2a0eac8
- SHA1 76a9a0c7ed2cd7d1c8a015b1fcf52385162df3e2
- SHA512 493f7cebccd245afd6a26c24f4d76858d3e9917d9f0c8fad161103d2109bd3a2e6c421e12618fd007f7b9107e1cfaed4ff5cf2d26bd94288327f2b06b0605ad1
- SSDEEP 49152:W3SA9I3bZxTZElVySH6UNoO7zjQynN4s7UUZyE8eECaN2MD333LM:WCbWroSkynN4sQ+TdMD333Q
- TLSH T19E067D13B388643FE06B1A395837BA54583F767229168C675BF40E8C8F752842E3A777
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-JXNBQ0OLTV.tmp\_isetup\_is7z.dll
- Size 971KB
- SHA256 f97cda058bfe97a7e9ced5cde7018bbc26e35155c3c7405c6146808f8d06806d
- MD5 e61d992e2fdcce91e7cefc7f2b4e25ba
- SHA1 d3331673e9f0e8bdd6f44774c46f2ba69b94aee6
- SHA512 b2213c1b15000fdbb6e5b4e00c916633237397de34799651193c046937b0e01ceb31d8c42c4ce6d63aabd34ce54574f250837e9aecc58d1505943543292e7655
- SSDEEP 24576:Vu7+5bgfJ9DpAuwNrpH3XysiHAwor7XVq:wAI3wNKHAzrE
- TLSH T10F25AE12B7EEC1F8CA4E15305A3DAB59167DA39807108ADBA3D02E9E7F309D2D735E05
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-JXNBQ0OLTV.tmp\_isetup\_isdecmp.dll
- Size 28KB
- SHA256 8287d0e287a66ee78537c8d1d98e426562b95c50f569b92cea9ce36a9fa57e64
- MD5 077cb4461a2767383b317eb0c50f5f13
- SHA1 584e64f1d162398b7f377ce55a6b5740379c4282
- SHA512 b1fcb0265697561ef497e6a60fcee99dc5ea0cf02b4010da9f5ed93bce88bdfea6bfe823a017487b8059158464ea29636aad8e5f9dd1e8b8a1b6eaaab670e547
- SSDEEP 768:BD7FEAbd+EDsIOmF+OiR9rikW/F+M9OAriXiRQU:M07sIOYRiPWkWNl9WXil
- TLSH T197D24CB31E692BA2EDF95E3492C9162FCD72B3811E4504B3707CC5865A933652B291CF
- MD5 SHA1 SHA512 SSDEEP TLSH