Analysis
- max time kernel
150s - max time network
127s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
20/07/2026, 18:26
Behavioral task
behavioral1
Sample
setup.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target setup.exe
- Size 5.0MB
- Sample260720-w3l1fac17v
- SHA256 7521ae43864ae6620f14727303f51568d72c489618b19d9fac3eccecc9b182dc
- MD5 cb44646dbdd893a12adb650ffdb9752c
- SHA1 9285907bd58d3e7dce788445202ba013fb3546a0
- SHA512 a5356ef138289b20a4c9790786a39f395f91f132229a2f00c3717243dd6a911baa02f3324bccadfa83b0025e2612b0d3a9e1edd1799f4788e4a9a6ff9225f0ab
- SSDEEP 98304:Cgzbn/0MApaOgwZWvw4WvEmfs/arq+02FP3AUm1ptQxf:Tn1ApaOgMWY4QE7/6PF3rm1PQ9
- TLSH T1BE3633014669D63ED156C87A5AA0EE3C9CBE203DF9325830358F506FFF6A572251A32F
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 2604 setup.tmp - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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/4548-1-0x0000000000400000-0x0000000000414000-memory.dmp innosetup behavioral2/memory/4548-16-0x0000000000400000-0x0000000000414000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4548 wrote to memory of 2604 4548 setup.exe 89
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:4548 -
C:\Users\Admin\AppData\Local\Temp\is-9B14P.tmp\setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-9B14P.tmp\setup.tmp" /SL5="$501EE,5015386,54272,C:\Users\Admin\AppData\Local\Temp\setup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2604
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-9B14P.tmp\setup.tmp
- Size 680KB
- SHA256 fc516517a9796d1c45dd8c883feec1aa6952d7cf713eaec9ae6069265de35964
- MD5 0fed0ac6b23dd0774476bf124ffaf9d4
- SHA1 7b67a702d1ed31597fcb45b79e894f1303cb7b98
- SHA512 2728923e238b5a7d3d7eb25855c1aa9c54e1db5bad3039cf4709371a25cc857e63611b8beba78c39965aedc852e4234b70b52d4e793d797ec57f979e9ab61a98
- SSDEEP 12288:q0QfKb7nH5lrPo37AzHTA63I0ihE4aEJOrNv4gM/RetAseY/XExy8:qfKbT5lrPo37AzHTA63/cfa74F0tAi/0
- TLSH T1E6E47C32F2A0D837D0B31E789D1782955836FE103E39A5A776E81F4C4F79681792B2D2
- MD5 SHA1 SHA512 SSDEEP TLSH