Analysis
- max time kernel
148s - max time network
95s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260911-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
19/09/2026, 14:28
Behavioral task
behavioral1
Sample
jaffacakes118__98fa42ace77415191699f060914e6f35.exe
Resource
win10v2004-20260911-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
jaffacakes118__98fa42ace77415191699f060914e6f35.exe
Resource
win11ltsc2024-20260911-en
4 signatures
150 seconds
General
- Target jaffacakes118__98fa42ace77415191699f060914e6f35.exe
- Size 13KB
- Sample260919-rtf1lsswdv
- SHA256 efc67443b616fcfb2a56c40d8f511a1c741206d33453baca01dad32a8b6f784f
- MD5 98fa42ace77415191699f060914e6f35
- SHA1 9544ac0a537bc3d5199cd62200398bdcc76110fd
- SHA512 ee731244035490a1ce2f31dc3698063f130a6e997b4e7feaa9044508cd1838d3de0bcda075579021e3520ce73fbebc5acccce79e08b770df503deec2d3a2cf28
- SSDEEP 192:109YkqCVENLvo0jZivpA7YMZ6MRbINrcujYiJbxP27ObRJFadmD3WT:10CkqCVOLQ6QYY68wi5x+MW
- TLSH T16152AFAEE04A4B3DCAD152F533C38419A7AF6511329F2F92388EC46395B50D98C8B799
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
6/10
Malware Config
Signatures
- Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-650287814-2715975232-1279715623-1000\Software\Microsoft\Windows\CurrentVersion\Run\15171c151d141b561d001d = "C:\\Users\\Admin\\melc.exe" jaffacakes118__98fa42ace77415191699f060914e6f35.exe -
resource yara_rule behavioral2/memory/4640-0-0x0000000000400000-0x000000000040D000-memory.dmp upx behavioral2/memory/4640-2-0x0000000000400000-0x000000000040D000-memory.dmp upx behavioral2/memory/5980-3-0x0000000000400000-0x000000000040D000-memory.dmp upx - 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 melc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jaffacakes118__98fa42ace77415191699f060914e6f35.exe - Suspicious behavior: RenamesItself 1 IoCs
pid Process 4640 jaffacakes118__98fa42ace77415191699f060914e6f35.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\jaffacakes118__98fa42ace77415191699f060914e6f35.exe"C:\Users\Admin\AppData\Local\Temp\jaffacakes118__98fa42ace77415191699f060914e6f35.exe"1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
PID:4640
-
C:\Users\Admin\melc.exeC:\Users\Admin\melc.exe1⤵
- System Location Discovery: System Language Discovery
PID:5980