853e209e2d3c123d28f968e78c442e54304d8fa100f8fce329d20c05984b4e14

Analysis

max time kernel
150s
max time network
138s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/07/2026, 09:06

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General

Target
2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe
Size 41.5MB
Sample260720-k29vbscw3l
SHA256 853e209e2d3c123d28f968e78c442e54304d8fa100f8fce329d20c05984b4e14
MD5 a6789f00920bbc57022d867fafc410df
SHA1 20539e23e3f86b455e098504130ccfecb19e1c41
SHA512 43c78bc58f76d07dbf7a76491703267287ce6e6d091b4e270759699d22dab0e2a9f862fb8d8a38004a1c0e07725538eb9490bc0e6ffba850379d2e9d0273a8cd
SSDEEP 6144:XxGhaNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNK:WT
TLSH
T170A73B5F193257508E297C6BC1B2FECA5132CCE734F8EC830F43D9B96545A2BB662249
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4388	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2104	4388	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	2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3744	2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe
4388	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 4388	3744	2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-20_a6789f00920bbc57022d867fafc410df_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-20_a6789f00920bbc57022d867fafc410df_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:3744
- C:\Program Files\Common Files\Microsoft Shared W\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4388
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4388 -s 468
    3⤵
    - Program crash
    PID:2104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4388 -ip 4388
1⤵
PID:4760

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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