Analysis
- max time kernel
150s - max time network
137s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260709-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
03/08/2026, 17:46
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe
Resource
win11ltsc2024-20260709-en
6 signatures
150 seconds
General
- Target 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe
- Size 18.4MB
- Sample260803-wcs13adb47
- SHA256 2f9a29404910fd81fce154fcb8d816df632a7b40418ad74601428469a7ceb26c
- MD5 7741155daad5a1bc7cacca13fc6ea886
- SHA1 a4edf79a59d7aed11ce38fe541053afdf5919224
- SHA512 88c50bb8139642be82bd4952364d65065524d78bd01eeff83f433ceb12badbdb0cdedec220b83ee1bc5c206d8cb0557381041cbb10dce66e057017f612725381
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBL:El
- TLSH T1A31774C610836CE3D9044773AB7FBADDD63A98C2B43FD106D64469D7A21B80909B6EF4
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
7/10
Malware Config
Signatures
- Deletes itself 1 IoCs
pid Process 5200 lsass.exe - Executes dropped EXE 1 IoCs
pid Process 5200 lsass.exe - Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared C\lsass.exe 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared C\lsass.exe 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_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 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe - Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 4312 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe 5200 lsass.exe 5200 lsass.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 4312 wrote to memory of 5200 4312 2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe 89
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-08-03_7741155daad5a1bc7cacca13fc6ea886_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-08-03_7741155daad5a1bc7cacca13fc6ea886_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:4312 -
C:\Program Files\Common Files\Microsoft Shared C\lsass.exe12⤵
- Deletes itself
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5200
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Program Files\Common Files\Microsoft Shared C\lsass.exe
- Size 31.0MB
- SHA256 6d4b81b06a4d3a6a3480d3cbd48974dd9082a77c1e88cb7dd09a7e01faec80e7
- MD5 8c3106862557d0563740182ba20f9100
- SHA1 03b8f70dfdc58af3a6e5b2914a66b517bf2f88d5
- SHA512 320a32bae0986ed6d2dad116052bf9bbdcf799af066a789003898a16078888ee58ea5856c5eec98b1bd67359117d780280c2975185e184bfbdf04afd5f785f14
- SSDEEP 24576:ETBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBw:ES
- TLSH T1EC67E98261D258E1D8AE09B3B63EBC99DA3B04C59C3FC0539752D973624E4361DF1EE8
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\SystemTemp_1
- Size 95B
- SHA256 c4a150f8f2a73360527e80b4593d07b22253e44f618da96ba3b237baf628b229
- MD5 fc64b8a030680e873f1e0f8e091267f4
- SHA1 f6398ddc979c6aeeb0b3fd444aba7019307264c2
- SHA512 2989a6e8a3633ee104790991dfc4f33939fd38d56c30e6dc99b3c7f7942a2eca31ad120c37fbb6eda26d3f17179d584dd2d71182957b63951eecc606f9519683
- TLSH T1C5B01254D1A94E211441A04F17B0120895507A443A362BA88704C64B1490458B490100
- MD5 SHA1 SHA512 TLSH