Analysis
- user interaction
yes - max time kernel
85s - max time network
87s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
18/08/2026, 04:39
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
- Sample260818-e96vrawdke
- SHA256 7c123090a3c449582d5c3800486389dbda6a0b20cbed53a70442732f9e2ab6e7
- MD5 1c598c596729faac2054aced94a7205a
- SHA1 d748f54e4b6f045cf4ec1bd3e9f5c98f0fcc5ba5
- SHA512 ec2deb1ebdde7ad1197e9da86e4576e7c733dbe894190784fecff3ac803120c7a8502f708042182a5ef9fb00335f6deeea2c6e0f2710db7888afb091c124a3c0
- SSDEEP 786432:sGBGirHmNEz7tdEYCGefCEXxt7mj0FnVlrPG8IVU2UDhku6PnoH+NtxRFpfil7r3:zBG0BHt1eZ1/rbD6oeNtxxfnLIqjk4/u
- TLSH T14808333EA18F643EE05E6A35B7BA9540583B2B61A1138C07AAF0C54CCF195B1663F3D7
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4416 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. 3 IoCs
Inno Setup installer
resource yara_rule behavioral1/memory/2220-0-0x00000000002A0000-0x0000000000386000-memory.dmp innosetup behavioral1/memory/2220-7-0x00000000002A0000-0x0000000000386000-memory.dmp innosetup behavioral1/memory/2220-11-0x00000000002A0000-0x0000000000386000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2220 wrote to memory of 4416 2220 SynthV_Flat_1.4.3_win_Installer.exe 85
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:2220 -
C:\Users\Admin\AppData\Local\Temp\is-92U8A5R1QG.tmp\SynthV_Flat_1.4.3_win_Installer.tmp"C:\Users\Admin\AppData\Local\Temp\is-92U8A5R1QG.tmp\SynthV_Flat_1.4.3_win_Installer.tmp" /SL5="$50206,78211310,881664,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:4416
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-92U8A5R1QG.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