292642220f72710e0e4d3960ab405fa2f44012143695d7fa3281d7c88f49d714

Analysis

max time kernel
149s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 03:30

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General

Target
2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe
Size 21.9MB
Sample260731-d2zk2aca76
SHA256 292642220f72710e0e4d3960ab405fa2f44012143695d7fa3281d7c88f49d714
MD5 1213e79d52e7b0e75eb765acd421f32d
SHA1 7e7da7f2926bf814ea63755cc4f273c2afcef047
SHA512 c5a364f5964e1c19cd9e43c86d0d1c8cc55f5a8fed9a7608ccc2481ce318a018816cb06a884b525ad961a62c045bf27c42c61239631c74c1f47f4aa9993bf93b
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZd:d
TLSH
T19A37A74BB2C6D87DEC8B7DB8A5F651DA090FFFC8088C0BD64BDEF61219491D16A3A141
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2392	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared N\lsass.exe	2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared N\lsass.exe	2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4104	2392	WerFault.exe	89

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3672	2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe
2392	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3672 wrote to memory of 2392	3672	2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_1213e79d52e7b0e75eb765acd421f32d_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_1213e79d52e7b0e75eb765acd421f32d_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:3672
- C:\Program Files\Common Files\Microsoft Shared N\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2392
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2392 -s 468
    3⤵
    - Program crash
    PID:4104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2392 -ip 2392
1⤵
PID:4488

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared N\lsass.exe
Size 34.1MB
SHA256 82a8fe19d7c9f02bd990b94b320e58167da78add7d3ce2ae81fedab78fffda03
MD5 ba94799037b9a43309eed5f9bd68ed62
SHA1 248058ecef7ce9fa1eeafca713e84595511bb230
SHA512 85ff1c8bc11fa4122628f2c7ec7563fa96f50c7511cbdea257f9063a4d0bdc3dbaf340dfb62a74d76d63e4ffac2b0ff068b70c0320b08c3097946264372fce31
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZo:o
TLSH
T1C277EA5D83D68C7ACD9E3EB8AAF551A9068BEFE0809D07DBC6CEF218104D1C16D36D46
MD5 SHA1 SHA512 SSDEEP TLSH

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