Analysis
- max time kernel
150s - platform
windows11-21h2_x64 - resource
win11-20260513-en - resource tags
arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows - submitted
28/05/2026, 00:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe
Resource
win11-20260513-en
6 signatures
150 seconds
General
- Target 2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe
- Size 32.7MB
- Sample260528-a4276aet2x
- SHA256 30a7b69061ebff00def1d9a701ef4f2964f3b5c3ceea947cfb5b283b4011548c
- MD5 feb2543010e4f612f38c15607baf9f5b
- SHA1 d9dc663ee9aa80d5f6fb91d43399f6ebc0194c74
- SHA512 d4496e086e8cc22a1212f8ab98a6c9459d91fad8f8f61c7d29d3e649ed56acd1f3170ca55ad19abf6844cc0aade0dc40adf7428808b4a11c9f24e3fcf6eaea56
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBE:EW
- TLSH T1CA77B69E9C1EAB3BD83D08A697FD3849859C8132042787F1CB0BF76E1634DB587AD146
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 4452 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 4452 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared L\lsass.exe 2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared L\lsass.exe 2026-05-27_feb2543010e4f612f38c15607baf9f5b_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 2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 3344 2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe 4452 lsass.exe 4452 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3344 wrote to memory of 4452 3344 2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe 82
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-05-27_feb2543010e4f612f38c15607baf9f5b_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-05-27_feb2543010e4f612f38c15607baf9f5b_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:3344 -
C:\Program Files\Common Files\Microsoft Shared L\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4452
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared L\lsass.exe
- Size 45.0MB
- SHA256 d4ed91be5dd0c4afb675d02a00c430bd9a91270dc6065d29551af0b7f662e9b8
- MD5 30e46e6a4e2897625d13770064ed5e7d
- SHA1 6e4a2dd2675d5d1a44dcd2a1ff944d8bed6eb039
- SHA512 191750d1bb08ed90629b9b0679e7207a19f0d9bbea2b7267ce6e6e38b3999dcb7b4723a674e69d680d9a2ec5d9200a0ec2920e4b3463b377926a33d303cf2c7c
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBw:Ea
- TLSH T119A7DA6B942E5B3FE86808F666BC384D8A984522502397F1DB07F35D3532DF2C7E8256
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 663916e594ae35833548722a714fe1d71c652adea9bab6eecb62f72d9b16195a
- MD5 820f93ff9ec6a2d7d1128f14b8ef57a2
- SHA1 aa5c905f7170d518eaf807d26da5e45551d08c3e
- SHA512 d7484edab77ae14a65fa4a44aac7346a655d231ad72e3e7b9f17978705c2b399f9df4d5264a3a0a6bdd924f244fdaae011b5d4401c352a9498b77972c1c7eb1b
- TLSH T101B0124190FD56236488D0138BA0150CA4312D051B1B27180718C8092CC485FB5A0640
- MD5 SHA1 SHA512 TLSH