Analysis
- max time kernel
150s - max time network
128s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
13/08/2026, 22:07
Behavioral task
behavioral1
Sample
fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe
- Size 10.1MB
- Sample260813-115f8azapf
- SHA256 fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da
- MD5 7883ea54f5c923404e9d27b5bb6e7c71
- SHA1 344b51ad23327adfd69a78661f662a56d28d5216
- SHA512 f8778fd11bf3acba56a27aa5cf5041077276e93eba069e621f0a571d63e8763fd8dc006886d289fbad3b9787308fc5f8201900deea93ef750551f64cf78e4b6e
- SSDEEP 196608:vzu6c9lCYmCCS0oHQvNOuhxQU/WluHXDx7GG7qGuS5cXu/t6qFwQvtC+nMNjyai:vC6c91kS0FvU0Qq4uHTkMqGXfFhC+nMG
- TLSH T1B8B6233BF24BA53EE06A19367AB39114953B7A60A4068C579AECF48CCF355701D3E783
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1084 fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.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 fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/1500-0-0x00000000003F0000-0x00000000004D9000-memory.dmp innosetup behavioral2/memory/1500-8-0x00000000003F0000-0x00000000004D9000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 1500 wrote to memory of 1084 1500 fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe"C:\Users\Admin\AppData\Local\Temp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Users\Admin\AppData\Local\Temp\is-PM6W7AZ88U.tmp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.tmp"C:\Users\Admin\AppData\Local\Temp\is-PM6W7AZ88U.tmp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.tmp" /SL5="$400C4,9372560,893440,C:\Users\Admin\AppData\Local\Temp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1084
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-PM6W7AZ88U.tmp\fbbf3b75b0b0a8db2ad49dee25555e8b37c9e5aa0e81ce9aaf7574703c4ce2da.tmp
- Size 4.2MB
- SHA256 549c57236971a80d48d4c38cd8e3471c446339e8a2c62ec7c87000533725a463
- MD5 f7c83b6d7f516fda8ad474e092f2f9a6
- SHA1 5c3e153b0eef33f4dbd94e70116d6195457407fc
- SHA512 05383c948acf28e16831402fb0b25aabea40102ba51cfb02ea7d11c04ed4c927a371670d38c77e56a8e01209b4a1a1fdf3fe941a8dbbb272176247c2ba268f6d
- SSDEEP 98304:B3U5HY/KwjoYY1j48UWm2eTMFdC+Jb333Pn:24/1jorPmEhn
- TLSH T1BA268F03F388753EE4571A3A483FA680983F7A213A15CD4B6BFC295C8F396416D2A757
- MD5 SHA1 SHA512 SSDEEP TLSH