d40d9194c3756ed7f3bbf3b8847a1c0fd322aa47775f5eb8290aad5430ee8037

Analysis

max time kernel
148s
max time network
115s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
12/07/2026, 14:06

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General

Target
2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe
Size 17.7MB
Sample260712-rewgradt5y
SHA256 d40d9194c3756ed7f3bbf3b8847a1c0fd322aa47775f5eb8290aad5430ee8037
MD5 1d52c38f95f4eacf7bf1f929e0958dac
SHA1 2e8bda0876b41ffe316567301c0d699adc3fa8f4
SHA512 f1ce189f7607fdab57935a0ec2a3a27f558614081bad474675f66939166b47530c3b49e3f0b11a78fad6722570056c314c28ccd2f9fc34a70e3890ef0ff580f8
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNi:jT
TLSH
T11D176624C86E0FDDEA725EE6587D626F5D800F5B6BF67630A41DE6CB0D81208B9C52C3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1472	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1632	1472	WerFault.exe	88

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	2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1720	2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe
1472	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1720 wrote to memory of 1472	1720	2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-12_1d52c38f95f4eacf7bf1f929e0958dac_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:1720
- C:\Program Files\Common Files\Microsoft Shared X\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:1472
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 480
    3⤵
    - Program crash
    PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1472 -ip 1472
1⤵
PID:4256

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 X\lsass.exe
Size 29.8MB
SHA256 33f0d4db0e197d4982af4f21e97e8840c9ba2886c67418d3436685e48cce01c2
MD5 c931f53681212e8e08cfe0425267dba2
SHA1 6a34f419db394779d351befd769c7394e2ba6ccf
SHA512 5396a6aa81bf47124c40536ab0961e2d684535d9d147d83c287e4c73f5b51efb2c0f1f6c86730400d333a7402fad085fe27a0a0416b36a6c7153ccf909069b73
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNd:j0
TLSH
T1F567C900C41E0F8EB633BDBA8CACAB6B65401FAB5FE49531265DF65F4DDB2087981607
MD5 SHA1 SHA512 SSDEEP TLSH

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