Analysis
- max time kernel
149s - max time network
147s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
04/08/2026, 20:31
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe
- Size 17.7MB
- Sample260804-za7yzsge83
- SHA256 1a39f1273dade78f87da2e22e9c24965ed514b12e661b39d9f29fc77c3b69281
- MD5 400bf3216e728dec0c6a4e2fd245ff85
- SHA1 65f56585f185b747dc3ceace3706ac1c42edc4ad
- SHA512 97de27e970f8de08d9522b1471aeea60ef45386a522abf18a5a6392929256d669204e6308e2c8f852781a6f163da04845fc0f87dc0c1c4b512b009ae675e34d3
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBQ:Eq
- TLSH T17317310DD9B0BE249A1BA537B460ECB22CD2AFE0F3E3E50E4874676D439D5162097B17
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 4504 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 4504 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared U\lsass.exe 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared U\lsass.exe 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe - 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 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 820 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe 4504 lsass.exe 4504 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 820 wrote to memory of 4504 820 2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-04_400bf3216e728dec0c6a4e2fd245ff85_elex_wannacry.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Program Files\Common Files\Microsoft Shared U\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4504
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared U\lsass.exe
- Size 29.6MB
- SHA256 df0f763377c5f8a60a0d3b70d700990d8ec1b6c57100f95dd81946b60095a5b9
- MD5 bf0654a4f9b44c59b0571187857bb631
- SHA1 a55ba0c1155485464289ac5b34517c90c9e6fe70
- SHA512 83d30ec0754b7fdfc390e477919130be69f1f2f8ebeb86f303dd755324658937aabcd54aa36c68dd31dc98d2903284b27c302efee989992faf6998ea51fd2c28
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBP:EZ
- TLSH T11F67A40EE4F17F244A0E55767461F8713EC1DFA6F3E3A51F88A862EE835D8214582B87
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 bbb3ff304e1dbd537feefc98ab936969965bd6d80b6bda30711480a1fdd16381
- MD5 c542b42e281d7001ac4242c9edc8d881
- SHA1 0bce938a883d7cc6440462e45701721a383edbf2
- SHA512 1021a8b2eb2f0eb584a0987f8d37459e5980ac5e096d1dc31fce0b930de5da0ad9352e634b43a97b7838e82f823279e742ce6af7c04ac26d7af6a3341db7b59e
- TLSH T183B0124082E99A111C14B1175FF10598E0207C085D3D1744C724CC4658C780DB554649
- MD5 SHA1 SHA512 TLSH