General
- Target iyuiyurftyh.exe
- Size 1.1MB
- Sample261114-th96es1z8m
- SHA256 471b578a185d78d85012a02a4cbe994ebdb00ffd0b023ea0fcc2d9307b2034b8
- MD5 2c3d3ace3ae42e77ecae907d0fc62c4c
- SHA1 b5fc0073b42382e156bf86ae64a53a2e4b17a84d
- SHA512 212b0b00aa28a506797c200a330315e23984173d3850fbf43f1bec2da6d34a8c23850fbe2d1e58dae45002d8831a3977107cfebd1d560952cd82989e8da513d9
- SSDEEP 24576:U2G/nvxW3Ww0tyGClW/EN5B1s0RwG+Q0P1qgZ:UbA30yhs2e0WGe
- TLSH T1E34549027E44CA12F0191673C2EF490447B4EC516BA6E72B7EBA776E5512393BC1CACB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Behavioral task
behavioral1
Sample
iyuiyurftyh.exe
Resource
win10v2004-20260911-en
19 signatures
150 seconds
Behavioral task
behavioral2
Sample
iyuiyurftyh.exe
Resource
win11ltsc2024-20260911-en
17 signatures
150 seconds
Malware Config
Targets
-
- Target iyuiyurftyh.exe
- Size 1.1MB
- SHA256 471b578a185d78d85012a02a4cbe994ebdb00ffd0b023ea0fcc2d9307b2034b8
- MD5 2c3d3ace3ae42e77ecae907d0fc62c4c
- SHA1 b5fc0073b42382e156bf86ae64a53a2e4b17a84d
- SHA512 212b0b00aa28a506797c200a330315e23984173d3850fbf43f1bec2da6d34a8c23850fbe2d1e58dae45002d8831a3977107cfebd1d560952cd82989e8da513d9
- SSDEEP 24576:U2G/nvxW3Ww0tyGClW/EN5B1s0RwG+Q0P1qgZ:UbA30yhs2e0WGe
- TLSH T1E34549027E44CA12F0191673C2EF490447B4EC516BA6E72B7EBA776E5512393BC1CACB
- MD5 SHA1 SHA512 SSDEEP TLSH
Score10/10Family: DcRat
DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.
Process spawned unexpected child process
This typically indicates the parent process was compromised via an exploit or macro.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Executes dropped EXE
Drops file in System32 directory
Executes a VBScript file via the Windows Script Host.
MITRE ATT&CK Enterprise v16
Execution
Command and Scripting Interpreter
2Visual Basic
1Windows Command Shell
1Scheduled Task/Job
1Scheduled Task
1