Analysis
- max time kernel
27s - 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, 08:12
Behavioral task
behavioral1
Sample
file.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target file.exe
- Size 13.2MB
- Sample260720-j35fkady2z
- SHA256 31f8528292ee5523af30bd4de7a8554a8f055e5b3801a1435446d3d932ecefa7
- MD5 d615566de206bdb5038305c013d79b99
- SHA1 b5ec296991942ce5c7d527e4e709d1fe65dca837
- SHA512 48d289cde916ec0629fb5724d29720ed2946b2956d9eb4175cfddc3d615670ea2561e2103d0ea7ba70c9fd8bda9e717bb36681227acede9717c49c40eae35049
- SSDEEP 196608:VXzqrzAJckwr6F+Y9XJj8k6+BZC9sRVxN0md:VjOzMcmFVT9n68
- TLSH T1DBD60133A1ED21FBE06A4739457792154E367F316C138D1E96F438E8DB35FA0293AA06
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4544 file.tmp - Loads dropped DLL 1 IoCs
pid Process 4544 file.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 file.tmp Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language file.exe - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4152-0-0x0000000000340000-0x0000000000443000-memory.dmp innosetup behavioral2/memory/4152-11-0x0000000000340000-0x0000000000443000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4152 wrote to memory of 4544 4152 file.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4152 -
C:\Users\Admin\AppData\Local\Temp\is-CWO640L0WE.tmp\file.tmp"C:\Users\Admin\AppData\Local\Temp\is-CWO640L0WE.tmp\file.tmp" /SL5="$400A2,6331419,998400,C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:4544
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-CWO640L0WE.tmp\file.tmp
- Size 4.3MB
- SHA256 a39e3ee8c3a640fe44cf068ad409ff61b47d9b580d3f09ba13d9961412c11173
- MD5 653a81e0befab429686197270d9d66d6
- SHA1 52f80c8f227972bd759485d16359b808faf8d2c4
- SHA512 108c6e0adc39cd9ac12804581256bd550115ed971fa78ff725173031a04a2516506ffbe8c0b0cc117d01dafa440eeab2b43809f266c8a3c0e249e50627a14e8f
- SSDEEP 49152:WeGyzK5YtS9+SmpPvOwUNSdi1NsF+QxvCs7F5uhJBP4jiA333lS:WeGwK5YHCNmi16F+QxvCeFLmA333s
- TLSH T105264C13B2CC753FE4661A3A4827A6949D3B7E313A128C4E6AF43DCC8E35F406D26657
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\Local\Temp\is-Q2N4E8AEYR.tmp\_isetup\_isdecmp.dll
- Size 31KB
- SHA256 046dddc55633d3867ecf0c05d4ec7176ded1df0456a2aedcd1f50fb26e94c132
- MD5 3d2871f010ab3c038c6df5df11245f86
- SHA1 da9c39f9d86896edf50f58e12bb436e2133fa32b
- SHA512 5d8f4f1ba245dabfce9dfc48897415cbb0b70e28191206dd2530be409b539d75df56cf3cb40f649e3e66ab5087596f1e3ea17f5467ea6e905de262253973bb35
- SSDEEP 384:jxec1Jqzr9DeV6PDW3TMzZH3MKbizJ3KhKRPtAsLiAML/pwKNs6VozmOblvldeiZ:jiUV6PqQzZH4zN23AMA6QEAmbLn
- TLSH T177E26C46B9C02B5FD6C385B054CADF5E69B1E72223B4A9E790A068356F49FF32C1502F
- MD5 SHA1 SHA512 SSDEEP TLSH