Analysis
- max time kernel
149s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
17/05/2026, 12:11
Behavioral task
behavioral1
Sample
Setup_BrightSlide_1.1.1.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target Setup_BrightSlide_1.1.1.exe
- Size 14.2MB
- Sample260517-pc2vmsby7q
- SHA256 51e6dcaf76126204f57ecf899bb5d98765d5aa716d9a38e037d2e993980400dd
- MD5 376630ef1db7c75db3727d463405a739
- SHA1 f8899ba4800e04a603b2525ec38f9b0f195ae028
- SHA512 022af5ecec98b27d1cc6aaaf65e3027c830ab286db848132c0c9ed7e472ba00fad788af5cc6f24d5c6b13bd0f36e16156b00b952c18795bf67d0b6470b944b31
- SSDEEP 393216:JYu21hGT1AjO39eC1c77qx5rggQTtRkh6mvqU5ZV2v:an1hYGj09eC1c77Bg+kkmnZV2v
- TLSH T103E6233BA178652FC46E8A314A7282106E777F516C26BC0A07F87B1CCF654B02FEB655
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4904 Setup_BrightSlide_1.1.1.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_BrightSlide_1.1.1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup_BrightSlide_1.1.1.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4204-0-0x0000000000400000-0x00000000004E3000-memory.dmp innosetup behavioral2/memory/4204-7-0x0000000000400000-0x00000000004E3000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4204 wrote to memory of 4904 4204 Setup_BrightSlide_1.1.1.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup_BrightSlide_1.1.1.exe"C:\Users\Admin\AppData\Local\Temp\Setup_BrightSlide_1.1.1.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Users\Admin\AppData\Local\Temp\is-KHEL6.tmp\Setup_BrightSlide_1.1.1.tmp"C:\Users\Admin\AppData\Local\Temp\is-KHEL6.tmp\Setup_BrightSlide_1.1.1.tmp" /SL5="$602D6,13932171,874496,C:\Users\Admin\AppData\Local\Temp\Setup_BrightSlide_1.1.1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4904
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-KHEL6.tmp\Setup_BrightSlide_1.1.1.tmp
- Size 3.1MB
- SHA256 90b6e8cffa9a1d1c1ea57969b667ec0fe161f504c84c4ed3fe527df9e68443bb
- MD5 dd43a0664086a554ac4e2b46e5ca1524
- SHA1 f7ee323821eee3e77091a7d3c5137497f86cac74
- SHA512 e23055916f9fbf6ab21f59e0cf8770fa226f17cdc64d4249e66d3c3ec834fc1a2e17214c7a5a6cd691a59d7097e84b36b5019ebc46fabb48a483bd62750b2708
- SSDEEP 49152:mWGtLBcXqFpBR6SVb8kq4pgquLMMji4NYxtJpkxhGjIHTb+3338w:KtLutqgwh4NYxtJpkxhGd3337
- TLSH T189E52927F288613FD06B3A314A3381509D37FF616D12AC1797FC7A4C8E365942ABE646
- MD5 SHA1 SHA512 SSDEEP TLSH