Analysis
- max time kernel
148s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/08/2026, 01:59
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe
Resource
win10v2004-20260513-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
10 signatures
150 seconds
General
- Target 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe
- Size 13.8MB
- Sample260819-cel6rawydx
- SHA256 2b040ede910f53b2bdab5e90130a2a795554f392f5f6fb6ca622f1aaac4a3b68
- MD5 374680833cf76311c3a5cae24559b780
- SHA1 967c4e666e2ba34a40b71b48310fe64258f047ec
- SHA512 6c80873247fdd92ef7148a328137cdcb43dec072fe6fe5372c78e98fe71ce1916e29ecdf2dbe07158fc8c44b15118d336d67d5c79c60b8b37947fbc5f4f37e98
- SSDEEP 1536:2Tw/ylFUqAlefaKe3JZcIWa33X7x7jnQS99999XzTjR1AnjBWuV6hoNE2dD:2T8ylh4f5JBjnoNEe
- TLSH T1B0E6025C59E71003BA364C2674F80DAC5985285F32F8827CE5D22EECF6791627DAF389
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 536 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 536 lsass.exe - Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files\Visual Assist U\lsass.exe 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe File opened for modification C:\Program Files\Visual Assist U\lsass.exe 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe File opened for modification C:\Program Files\Visual Assist U 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe - Program crash 1 IoCs
pid pid_target Process procid_target 372 536 WerFault.exe 85 - 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 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 4220 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe 4220 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe 536 lsass.exe 536 lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4220 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe 536 lsass.exe 536 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4220 wrote to memory of 536 4220 2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-19_374680833cf76311c3a5cae24559b780_elex_wannacry.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4220 -
C:\Program Files\Visual Assist U\lsass.exeAN2⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:536 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 536 -s 5083⤵
- Program crash
PID:372
-
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 536 -ip 5361⤵PID:4932
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Visual Assist U\lsass.exe
- Size 28.4MB
- SHA256 82c7913c56ce2db64b03db13f887874db48e7c40bc17a8be2c7f3317493a3e0a
- MD5 dec9c309253a9d102111d6be2d3d6abe
- SHA1 81d32ea589e7ff1260ea0e1b9a79f7c950bf3c57
- SHA512 14ce2b7038948f5859e6bda6293ffe2b0ca9c6d4b1bde6788a8ddbbf2444d04d87d3e9d3c9c7c7fb62fe25eb399df05636dc89a29674d79a26d7a1430d3010cd
- SSDEEP 1536:2Tw/ylFUqAlefaKe3JZcIWa33X7x7jnQS99999XzTjR1AnjBWuV6hoNE2dQ:2T8ylh4f5JBjnoNEd
- TLSH T1EF5762A458A61212F91BCE2374A445DCC8A9589F21FD832CDBE33DCCE37C5117AAA7C5
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 593b720535dd9d7fcf6b4297eebeae51564bc906116f6b4342c8158aa6bfd65a
- MD5 09cf497e575f46186698ec764b2bd4d7
- SHA1 0a2f69848e7fa15673eb4356e91d1e99374c5c95
- SHA512 acc2507caf2360120e204cebcbae7708f2a183178bd4267455a714861b4e0a9bc96c1bc1f35178d690d19a61a82f9f2d82b89d5aae8269a968fd5215763dac5e
- TLSH T19CB01200C2BD492D2D477107C6FA064DF5657C062F493F40C310851C508148AB845140
- MD5 SHA1 SHA512 TLSH