Analysis
- user interaction
yes - max time kernel
298s - max time network
134s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
22/08/2026, 19:50
Behavioral task
behavioral1
Sample
Setup-2.6.1.1(2026-04-20).exe
Resource
win10v2004-20260513-en
5 signatures
300 seconds
General
- Target Setup-2.6.1.1(2026-04-20).exe
- Size 5.6MB
- Sample260822-ykrt3stvcs
- SHA256 04f9ad1dfc50c700641fb38bd5055b1825923f2d6c59b4d19c0f2c72aff90ef9
- MD5 f8db1992a546c6ad339b4c8879fd0ef6
- SHA1 333fbdecbc4ccb06d2e69507dc658adc8e27b92e
- SHA512 8d2978c38dc66a2a26b178be377b4ae8e90ea9de593218113161c4683bbb1535668275fd894cd8d729f236ba0e27a816cd691bf10a87e250dfd4979cc3bbd1bd
- SSDEEP 98304:R5OTv8QMdM/KWdXScDwi0iUd2WakaeIixKv4CBynF6F4ArVjNkBmX/gL7kBO5WIV:L60Qg2dXSc4iXWaknIixnArTzXI3kG9j
- TLSH T12956123FF18B653EE02A1A3A7572D110993B7A21A4128C5696ECF88CDF351B01D3E797
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2884 Setup-2.6.1.1(2026-04-20).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-2.6.1.1(2026-04-20).exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Setup-2.6.1.1(2026-04-20).tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/5996-1-0x0000000000380000-0x0000000000469000-memory.dmp innosetup behavioral2/memory/5996-21-0x0000000000380000-0x0000000000469000-memory.dmp innosetup - Enumerates system info in registry 2 TTPs 2 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS Setup-2.6.1.1(2026-04-20).tmp Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BaseBoardProduct Setup-2.6.1.1(2026-04-20).tmp - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 5996 wrote to memory of 2884 5996 Setup-2.6.1.1(2026-04-20).exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe"C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5996 -
C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp"C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp" /SL5="$50266,4657447,893952,C:\Users\Admin\AppData\Local\Temp\Setup-2.6.1.1(2026-04-20).exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Enumerates system info in registry
PID:2884
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-4SVWTXATHK.tmp\Setup-2.6.1.1(2026-04-20).tmp
- Size 4.2MB
- SHA256 0498247ae4c245a01b7219cc435668c4b0a3649be1c4680fe2831a7f7ddc2cf8
- MD5 e06670d53a06f3121a99f5910a9143ff
- SHA1 a62bd11ea4dcad61ac151969663f3862302a23d5
- SHA512 3a4955b610eb1c7fdefe10a2626d80e50396f46cb9b34f960017d5b0c3dde2c0f4d2d6ab52f40f0d5f7163250b77cac6d3bb1c217384a3e146d80797918da593
- SSDEEP 98304:5YU5hnuOajWwMPdCpepI3GrwrA+Js333Pi:7xuHjWfZIzei
- TLSH T1B3268F03F388753EE4571A3A583FA280983F7A213915CD4B6BFC295C8F396416D2A797
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-BB8OSUA8Z2.tmp\dcpenflt_driver_install.log
- Size 642B
- SHA256 c511e9b76b571b892d9150fedb5c6ea02c5840e3a18e51f6fa9e8571629b560a
- MD5 f849a335a17141faceba464bf1000ff9
- SHA1 02790c97f51df9578b7706d7ec055c5c84ba39e2
- SHA512 bfb5dd6d7aa94c1c90e7a44a1c15a0c4f936bf54b90db3f8a21b8eebec5395e95760f1a948cbb7b0daede3897c019fa79e72b6eaa5263a44362dc76ccce75dc5
- TLSH T1E3F087019DFDCDB2592B23B892062ECDA6AC335F00721830724814086AF1D1C3ED77BD
- MD5 SHA1 SHA512 TLSH