Analysis
- max time kernel
150s - 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
31/08/2026, 00:07
Behavioral task
behavioral1
Sample
GeoCAD-Mesh-2.9.90-Setup.exe
Resource
win10v2004-20260513-en
4 signatures
150 seconds
General
- Target GeoCAD-Mesh-2.9.90-Setup.exe
- Size 16.9MB
- Sample260831-aebc5sbm9v
- SHA256 7390b16c7a44cb36371b3b6b5f65f8706ae02faf8837348418752efba378dad9
- MD5 014ee12b4eb1cc868bd3bf54de37412f
- SHA1 ed2ebc189bf154d35c7dc389538244eefeaf5612
- SHA512 55a54c860dc249745891bc48323b5220db514961ab5f6fd9ef8e810cee26898ab4cf47a2a4f942c1630baca9e93e9fe18df595e74ee2637a73abfba689884124
- SSDEEP 393216:kOUvJMa6JStJ2D5G4Sdku50ljiPJ03wG33:MvJMao4r4Wk+KjiPmgG33
- TLSH T18E07333FB25B253EE07E5A3676B2E118493B6B6165224C12A6F0C85CCF254712E3F787
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 1940 GeoCAD-Mesh-2.9.90-Setup.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 GeoCAD-Mesh-2.9.90-Setup.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language GeoCAD-Mesh-2.9.90-Setup.tmp - Inno Setup is an open-source installation builder for Windows applications. 2 IoCs
Inno Setup installer
resource yara_rule behavioral2/memory/252-0-0x0000000000FB0000-0x00000000010A2000-memory.dmp innosetup behavioral2/memory/252-7-0x0000000000FB0000-0x00000000010A2000-memory.dmp innosetup - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 252 wrote to memory of 1940 252 GeoCAD-Mesh-2.9.90-Setup.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\GeoCAD-Mesh-2.9.90-Setup.exe"C:\Users\Admin\AppData\Local\Temp\GeoCAD-Mesh-2.9.90-Setup.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:252 -
C:\Users\Admin\AppData\Local\Temp\is-5Y2697HK72.tmp\GeoCAD-Mesh-2.9.90-Setup.tmp"C:\Users\Admin\AppData\Local\Temp\is-5Y2697HK72.tmp\GeoCAD-Mesh-2.9.90-Setup.tmp" /SL5="$40188,16233348,933888,C:\Users\Admin\AppData\Local\Temp\GeoCAD-Mesh-2.9.90-Setup.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1940
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Local\Temp\is-5Y2697HK72.tmp\GeoCAD-Mesh-2.9.90-Setup.tmp
- Size 4.2MB
- SHA256 339213e86a60f29dbcb3b62b15d2fc4920aa0553f96b2dd4948096b42b45d3f6
- MD5 178a1f6e51aa40b415044a7b5e761904
- SHA1 949bfc96643d57dfa66f94a79f64c186b5016533
- SHA512 96d6e1447877f0ecac4bdfb4fa5d5e757ba232363b828d2b8d735e3eb73694575a730d32a3ae1e7b5b46bd71e4ef8eccc0bd1fdb3301ad7df676a59529b1c5c7
- SSDEEP 98304:T9SZUvl30aj90ZFcvdQ0hdgvminQLMj+J0333+ZX:oItJj90Z6RgKwYZX
- TLSH T1C7268E03B388753EE4B71A3A883FA654583F7A213A26CD4B6BF4095C4F396416D2A747
- MD5 SHA1 SHA512 SSDEEP TLSH