Analysis
- max time kernel
21s - max time network
144s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260706-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260706-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
07/07/2026, 14:28
Behavioral task
behavioral1
Sample
f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe
- Size 10.0MB
- Sample260707-rs6vmsft81
- SHA256 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba
- MD5 0504d1b1c04573c03c5937259499421f
- SHA1 779fc2c9dfed1a3626f3da150c183e752a4bf3eb
- SHA512 906f9b992da7c6a16bfed4e8b1606725a9af5f0e6c363764d01fdc18a2efc65164ea9434c5fd82ce3d99116e10d16965f6fc9ff6f0d342a6e3beadf9fc06f808
- SSDEEP 49152:iuI5hn8VNY8Syn9SPieR9AGN/3nv/4+18GD7n5UIivIl0xZ6DbWz+I11CYvhm27y:i5/82yn9S5PAG93luiaAltDb+FpTgbU
- TLSH T1C8B6E03BA1EE24FBE0290639257392155E3B7F7165134C0E96F0B8E8DB35F70192EA46
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 6036 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp - Loads dropped DLL 2 IoCs
pid Process 6036 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp 6036 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.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 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4700-0-0x00000000003A0000-0x00000000004A5000-memory.dmp innosetup behavioral2/memory/4700-13-0x00000000003A0000-0x00000000004A5000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4700 wrote to memory of 6036 4700 f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe"C:\Users\Admin\AppData\Local\Temp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4700 -
C:\Users\Admin\AppData\Local\Temp\is-R4ETV34WDN.tmp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp"C:\Users\Admin\AppData\Local\Temp\is-R4ETV34WDN.tmp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp" /SL5="$3021E,2939389,1009152,C:\Users\Admin\AppData\Local\Temp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:6036
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-B1LXCE5GN9.tmp\_isetup\_isdecmp.dll
- Size 34KB
- SHA256 31d04c1e4bfdfa34704c142fa98f80c0a3076e4b312d6ada57c4be9d9c7dcf26
- MD5 c6ae924ad02500284f7e4efa11fa7cfc
- SHA1 2a7770b473b0a7dc9a331d017297ff5af400fed8
- SHA512 f321e4820b39d1642fc43bf1055471a323edcc0c4cbd3ddd5ad26a7b28c4fb9fc4e57c00ae7819a4f45a3e0bb9c7baa0ba19c3ceedacf38b911cdf625aa7ddae
- SSDEEP 768:Z4NHPfHCs6GNOpiM+RFjFyzcN23A4F+OiR9riuujF+X4UriXiRF:Zanvc+R9F4s8/RiPWuUs4UWXiv
- TLSH T11EF23AA1BDED1F53DA8A0A3056C994235C31E1D44B0008F7D5D9CA672A8E3A75FB329F
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-R4ETV34WDN.tmp\f2b93946c355a03ad233549e9ced76afcbc63d05ef5f0d436bc0b03a721ca4ba.tmp
- Size 4.3MB
- SHA256 cf0fbfb043e2d16b0ab50f02c37e60337a7f1bdfd97057877a68782bd7c87dad
- MD5 21c302990c1376517e33f6c83ad974af
- SHA1 d91a6ab42ed0522f52fbb29486377da060779529
- SHA512 4887c3617f7425b99bb8d41ea8157e5203dd121be4f93a3168e0420bea14482727f4de81f9ea45613faccde78162d1a866b29fc3ded78e4344c12969bb3bf36a
- SSDEEP 98304:V3U5HY/KwjoYY1j48UWm2eTMFdC+JN333D:a4/1jorPmEL
- TLSH T1E0265C13B2CC613FE4571A39482BA2849D3B7E3129268D4E67F439DC8E39F416D26B53
- MD5 SHA1 SHA512 SSDEEP TLSH