Analysis
- max time kernel
150s - max time network
153s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
08/08/2026, 04:14
Behavioral task
behavioral1
Sample
SynthV_Flat_1.4.3_win_Installer.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target SynthV_Flat_1.4.3_win_Installer.exe
- Size 75.8MB
- Sample260808-et66kshm8x
- SHA256 3059ab655a1b4093f854e01bea8e756ab33f868abe0a4db0c7594859a880cb6e
- MD5 d6fc602adc6aa3ebfc5c33de18cad192
- SHA1 841b32e31fd8fcb9d5b5ae18a439fb8daf02faed
- SHA512 afc52d1ababc490803cff78ecf6bf51ede3e4496a0ddadb39c87e0cd89f967089dc2979d28fb858f321d09e8ad5a4d4c1e064d682cf883cf82ac9ccb8f21732b
- SSDEEP 786432:sGBGirHmNEz7tdEYCGefCEXxt7mj0FnVlrPG8IVU2UDCku6PnoH+NtxRFpfil7r3:zBG0BHt1eZ1/rbDNoeNtxxfnLIqjk4/u
- TLSH T1F008333EA18FA43EE05E6A35B7BA9540583B6B21A1138C07AAF0C54CCF19571663F3D7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1652 SynthV_Flat_1.4.3_win_Installer.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 SynthV_Flat_1.4.3_win_Installer.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language SynthV_Flat_1.4.3_win_Installer.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/4804-0-0x0000000000F90000-0x0000000001076000-memory.dmp innosetup behavioral2/memory/4804-8-0x0000000000F90000-0x0000000001076000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4804 wrote to memory of 1652 4804 SynthV_Flat_1.4.3_win_Installer.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\SynthV_Flat_1.4.3_win_Installer.exe"C:\Users\Admin\AppData\Local\Temp\SynthV_Flat_1.4.3_win_Installer.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4804 -
C:\Users\Admin\AppData\Local\Temp\is-75DM94QNJF.tmp\SynthV_Flat_1.4.3_win_Installer.tmp"C:\Users\Admin\AppData\Local\Temp\is-75DM94QNJF.tmp\SynthV_Flat_1.4.3_win_Installer.tmp" /SL5="$40116,78211310,881664,C:\Users\Admin\AppData\Local\Temp\SynthV_Flat_1.4.3_win_Installer.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1652
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-75DM94QNJF.tmp\SynthV_Flat_1.4.3_win_Installer.tmp
- Size 4.2MB
- SHA256 070cd43ecfb8dbeb89e037a1043d91e57ecda8e20f2f1a251143175fdc0fd38d
- MD5 bbef85b5a180eda4adddbda379e280ad
- SHA1 466505761932b4ece5bf80baee569367792ba8bd
- SHA512 9247456496c91b84d8ce11828d972d95171f7f71a131ee12144c01757f754d6c61d87bf696064e347aa559d6cdddbeb1bd27feb99a7332a2774a370a6c8376ab
- SSDEEP 98304:Q9SZUvl30aj90ZFcvdQ0hdgvminQLMj+Jp333O:nItJj90Z6RgKw3
- TLSH T1BA168E03B388753EE4B71A3A883FA654583F7A213A26CD4B6BF40D5C4F396416D2A747
- MD5 SHA1 SHA512 SSDEEP TLSH