15f97a8333d215854db2176401fd9758ea8d701053d37a39d08c851b2041c95d

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
09/08/2026, 06:21

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General

Target
2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe
Size 28.5MB
Sample260809-g4tz4sap6x
SHA256 15f97a8333d215854db2176401fd9758ea8d701053d37a39d08c851b2041c95d
MD5 f3e3e365e269d72952f792c660b83fc4
SHA1 5bcf53b89754203393e1048d3b23f9e711e8c9b8
SHA512 d3eb34c18d2f88f56b9191bb2ec606e2b1b054eddec5dd77813d1afa815803cb57a7958aaf08c086bf3af388924527e959d2f4af23eeeda9050ebac7a1abe511
SSDEEP 768:zLPJznj7IMhrDTShW8ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZP:XxD7OhX
TLSH
T1DC67A7B9778F537146BCA4D651CAE68221C7C9834190F919DFE882242EDB02C7FB7972
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5296	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2876	5296	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	lsass.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2448	2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe
5296	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2448 wrote to memory of 5296	2448	2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-09_f3e3e365e269d72952f792c660b83fc4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_f3e3e365e269d72952f792c660b83fc4_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:2448
- C:\Program Files\Common Files\Microsoft Shared E\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5296
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5296 -s 468
    3⤵
    - Program crash
    PID:2876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5296 -ip 5296
1⤵
PID:6004

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 E\lsass.exe
Size 43.3MB
SHA256 bd1909bb91be41546f975fae67d9c29987c6d6ff11f33114047c1c433ec84e12
MD5 93156767c5c2e67704e33ab54db18e08
SHA1 245e570807053798d4b6a770ceead6d22702b545
SHA512 5675cc4748c456c7bdeea8101a4a219a82de2684afabaedff2b2e57bb304a44292d3e88a70fc7c5f7d89b2167f8d2f06a0219b6e91332717e8a1f5a494f701bd
SSDEEP 768:zLPJznj7IMhrDTShW8ZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZE:XxD7Ohc
TLSH
T14DA71BD8BADE131063F84BFB4285E91666C18782D1C4EE178BE4B251AD5701C3FB77A2
MD5 SHA1 SHA512 SSDEEP TLSH

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