Analysis
- max time kernel
150s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260130-en - resource tags
arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
01/05/2026, 17:09
Behavioral task
behavioral1
Sample
2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe
Resource
win10v2004-20260130-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe
Resource
win11-20260130-en
7 signatures
150 seconds
General
- Target 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe
- Size 615KB
- Sample260501-vn5cssd12r
- SHA256 d5b9879a8be0195620bc271df71b01a055fb86b9c38038ee5c5338d764b1396d
- MD5 a41d1a4ae33aa81ab64dbd0909e2fc7f
- SHA1 da40310618c79bdd51d03382a181b73062ddf5cd
- SHA512 58a3ca01bb73f4f50198f69557868fee8f8a62c777bf7fe3023ede61734ef928648680a40dd1b32f3d16fcf4286668244f53dd7386fd8e390de80efde4bdc99e
- SSDEEP 12288:EzQr+1kZVQQxfnr+TK7r79/JDXWE18qRzfG4M5NCY:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCY
- TLSH T13DD42943A67F02A6C8CC10318FB98276F974AEC160C6ED1AA7C1DE87D67A3512D18777
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
10/10
Malware Config
Signatures
- Gh0st RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x0008000000024549-4.dat family_gh0strat - Executes dropped EXE 1 IoCs
pid Process 4436 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\\2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe" 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe - Drops file in Windows directory 4 IoCs
description ioc Process File created \??\c:\Windows\svchest425075242507520.exe 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe File opened for modification \??\c:\Windows\svchest425075242507520.exe 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe File opened for modification \??\c:\Windows\BJ.exe 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe File created \??\c:\Windows\BJ.exe 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_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 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchest425075242507520.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4328 wrote to memory of 4436 4328 2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe 84
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_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:4328 -
\??\c:\Windows\svchest425075242507520.exec:\Windows\svchest425075242507520.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4436
-
-
C:\Users\Admin\AppData\Local\Temp\2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exeC:\Users\Admin\AppData\Local\Temp\2026-05-01_a41d1a4ae33aa81ab64dbd0909e2fc7f_elex_gh0st-rat_wannacry.exe1⤵
- System Location Discovery: System Language Discovery
PID:5084
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Windows\svchest425075242507520.exe
- Size 615KB
- SHA256 d5b9879a8be0195620bc271df71b01a055fb86b9c38038ee5c5338d764b1396d
- MD5 a41d1a4ae33aa81ab64dbd0909e2fc7f
- SHA1 da40310618c79bdd51d03382a181b73062ddf5cd
- SHA512 58a3ca01bb73f4f50198f69557868fee8f8a62c777bf7fe3023ede61734ef928648680a40dd1b32f3d16fcf4286668244f53dd7386fd8e390de80efde4bdc99e
- SSDEEP 12288:EzQr+1kZVQQxfnr+TK7r79/JDXWE18qRzfG4M5NCY:UQKQVQQxfnr+TK7r79/JD71PRi4M5NCY
- TLSH T13DD42943A67F02A6C8CC10318FB98276F974AEC160C6ED1AA7C1DE87D67A3512D18777
- MD5 SHA1 SHA512 SSDEEP TLSH