Analysis
- max time kernel
148s - max time network
146s - platform
windows11-ltsc_2024_x64 - resource
win11ltsc2024-20260629-en - resource tags
arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows - submitted
04/07/2026, 08:55
Static task
static1
2 signatures
Behavioral task
behavioral1
Sample
2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe
Resource
win10v2004-20260513-en
6 signatures
150 seconds
Behavioral task
behavioral2
Sample
2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe
Resource
win11ltsc2024-20260629-en
5 signatures
150 seconds
General
- Target 2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe
- Size 57KB
- Sample260704-kvvf3adv7z
- SHA256 e56766702c64af2ff5dc437a6c639d2fb9f22bf2d5341f9231be1d6ee98cd379
- MD5 05ecc70d7bf832ccbbd986e7bee2c7aa
- SHA1 e61ca8dd951c31355e6ca68905fbc56a616eea46
- SHA512 9e0ac6e4ceb9f94af020ccda9be76e2e0697e27c0fe77f4eb90e822722732778ab0bb4f23da582ed37c4a496c5017e00178bd1702108405ed18e24fe88e4777c
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+9j:FvWbzooeOsi4a4xtqv+5
- TLSH T18443B978AFD91572E37BDEB9C9F2A1C3B972B0267D02580D40C247450D23F56EDA2A4E
- MD5 SHA1 SHA512 SSDEEP TLSH
Score
9/10
Malware Config
Signatures
- Detects executables built or packed with MPress PE compressor 4 IoCs
resource yara_rule behavioral2/memory/2548-0-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/files/0x0008000000016b38-5.dat INDICATOR_EXE_Packed_MPress behavioral2/memory/2548-10-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral2/memory/4288-21-0x0000000000400000-0x000000000040B000-memory.dmp INDICATOR_EXE_Packed_MPress - Executes dropped EXE 1 IoCs
pid Process 4288 update_pdf.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- 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 2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language update_pdf.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 2548 wrote to memory of 4288 2548 2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe 88
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-04_05ecc70d7bf832ccbbd986e7bee2c7aa_elex_wannacry.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2548 -
C:\Users\Admin\AppData\Local\Temp\update_pdf.exe"C:\Users\Admin\AppData\Local\Temp\update_pdf.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4288
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\update_pdf.exe
- Size 58KB
- SHA256 a792dae8e0510ff1fe3f084bca8f168c9510fa8e00d1af1bf70682ec2af069e6
- MD5 0cac2b7ae4b209e8f983b9f9cf7d58d0
- SHA1 0af8afa3c1c23fc9affcbd1ff2f7b7ca96bd8d7b
- SHA512 77f18d1d3b2e83cb7f155d0b3685c02dac047b0c2f8e111cefbb1531e523bbea5769fda2c0057196c11efbdde9ee1706acab90c9225621f1ef4f1a24eec02f55
- SSDEEP 768:F/3ed1zZN/zoy0rtsGA4i2BIHRmibsa4BJs6dHqv+9a:FvWbzooeOsi4a4xtqv+E
- TLSH T19E43B978AFD91572E37BDEB9C9F2A1C3B972B0267D02580D40C247450D23F56EDA2A4E
- MD5 SHA1 SHA512 SSDEEP TLSH