bd2f809ca925fa4726afc79aa19c0979757ffe382656a7f249e08911f7b06c00

Analysis

max time kernel
149s
max time network
146s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260710-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
15/08/2026, 13:01

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General

Target
2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe
Size 16.3MB
Sample260815-p896wsxake
SHA256 bd2f809ca925fa4726afc79aa19c0979757ffe382656a7f249e08911f7b06c00
MD5 f499145938f1110a3ae94d717bb758f2
SHA1 040cb854c1df338c539113a5f3087f4ebcf02b08
SHA512 81e246b0a4c555d992ea629a4de8a556a32e1e800c36fdef7913fa6eeca737cd1e1dfee7ad5d2ad7fa6ca4e650e0c015b6db2a3a6e6df85bdee466700d066fb8
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNt:je
TLSH
T109078396CC7F12A7F23549AB9563CE8424A3C25AAE747E7F60F6C083AD057129C435BC
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4808	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared K\lsass.exe	2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4024	4808	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	2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5460	2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe
4808	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5460 wrote to memory of 4808	5460	2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-15_f499145938f1110a3ae94d717bb758f2_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-15_f499145938f1110a3ae94d717bb758f2_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:5460
- C:\Program Files\Common Files\Microsoft Shared K\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4808
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4808 -s 472
    3⤵
    - Program crash
    PID:4024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4808 -ip 4808
1⤵
PID:1224

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 K\lsass.exe
Size 28.1MB
SHA256 8332fd0ddc9809dd28dc2f585c62c4577e6035c4a0e6131d00503b48d03f90f9
MD5 a8cab2f29c99a9362782f4354e0fe366
SHA1 5c9d4b82ba984a8a809457bb6ebb2dd455076c51
SHA512 4f4191e1f8d5e19cc58ce0906487171bc28502305ed9122f6ac2607126229f50ef1c69604b3373be342d0b32fe77ddbcef435c9bf6f6e1dacfb0b5ba122239cc
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNs:jh
TLSH
T15757C7B34D3F36DBF63904AB6812DE4438718215AB54DEDB73F185C3E8A6A625C9306C
MD5 SHA1 SHA512 SSDEEP TLSH

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