Analysis
- max time kernel
150s - max time network
93s - platform
windows11-21h2_x64 - resource
win11-20260130-en - resource tags
arch:x64arch:x86image:win11-20260130-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
07/05/2026, 01:47
Behavioral task
behavioral1
Sample
2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe
- Size 1.2MB
- Sample260507-b71zyadv2v
- SHA256 3c961d4405b64231b12c06592eca10d3a0c65b850c9a5bca362b8fd509c6b582
- MD5 789b229f63738b97e7d7793d385bd448
- SHA1 41f4d747458cd8d4b997f3af2894214025030525
- SHA512 0cd2f01b23b2f0075297f8015c8c80b95ca9827c2e10b5e60eafd43793ba23f65d507272bddf675ea7658404e453662356eedd5805767aaebd8413f3492cd7f4
- SSDEEP 24576:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCrGn:yA6
- TLSH T17F558282527F0356DCCD32359FB4442AE9F8ADD290D2AC2DAF81AECEC5397816548737
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Gh0st RAT payload 1 IoCs
resource yara_rule behavioral2/files/0x001a00000002b3fb-4.dat family_gh0strat - Executes dropped EXE 1 IoCs
pid Process 3704 svchest425075242507520.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe" 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe - Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification \??\c:\Windows\BJ.exe 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe File created \??\c:\Windows\BJ.exe 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe File created \??\c:\Windows\svchest425075242507520.exe 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe File opened for modification \??\c:\Windows\svchest425075242507520.exe 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe - System Location Discovery: System Language Discovery 1 TTPs 3 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 svchest425075242507520.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 788 wrote to memory of 3704 788 2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe 79
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:788 -
\??\c:\Windows\svchest425075242507520.exec:\Windows\svchest425075242507520.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3704
-
-
C:\Users\Admin\AppData\Local\Temp\2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2026-05-07_789b229f63738b97e7d7793d385bd448_elex_gh0st-rat_wannacry.exe1⤵
- System Location Discovery: System Language Discovery
PID:3676
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Windows\svchest425075242507520.exe
- Size 1.2MB
- SHA256 3c961d4405b64231b12c06592eca10d3a0c65b850c9a5bca362b8fd509c6b582
- MD5 789b229f63738b97e7d7793d385bd448
- SHA1 41f4d747458cd8d4b997f3af2894214025030525
- SHA512 0cd2f01b23b2f0075297f8015c8c80b95ca9827c2e10b5e60eafd43793ba23f65d507272bddf675ea7658404e453662356eedd5805767aaebd8413f3492cd7f4
- SSDEEP 24576:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCrGn:yA6
- TLSH T17F558282527F0356DCCD32359FB4442AE9F8ADD290D2AC2DAF81AECEC5397816548737
- MD5 SHA1 SHA512 SSDEEP TLSH