1be1576186d87e6ea27317e65d412cec832c2e75626039c462f33c004ab00f12

Analysis

max time kernel
148s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
24/07/2026, 00:28

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General

Target
2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe
Size 35.0MB
Sample260724-asvc6sysd1
SHA256 1be1576186d87e6ea27317e65d412cec832c2e75626039c462f33c004ab00f12
MD5 02dfdca19928e5978f4dc357c14aec23
SHA1 e5b3a55a0a7172fde42c7fabb3545765c2c67dde
SHA512 b15e390c88568874c0a6abb6090180618331775955d6a3c743ff3b698cb0bdbd6377a2b9b17e93a36521ac0d9f3cf78930a974ea723249a080c7b83ed67fad73
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCe:Fg
TLSH
T12487E96C2BCF98A29DC7FE6352050E5EC743464AC0C98F0755DAE7588A1C5DCAABC336
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4648	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	2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2432	4648	WerFault.exe	85

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	2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5032	2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe
4648	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5032 wrote to memory of 4648	5032	2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-07-23_02dfdca19928e5978f4dc357c14aec23_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-23_02dfdca19928e5978f4dc357c14aec23_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:5032
- 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:4648
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 420
    3⤵
    - Program crash
    PID:2432

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4648 -ip 4648
1⤵
PID:956

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 W\lsass.exe
Size 49.0MB
SHA256 6d93e18aff63d570bcb0ef122852c56eb1d57cec03e446f708adac1d3dde80ee
MD5 40f1ee9b03df7d47a4d572788c0c137f
SHA1 ead6e00be9ecde182f5e85b65d1b92dfc60d8be5
SHA512 a91dec4b91132db19d11aca24f3d247bb69b909a36fd64ff0906e609c24f59ec5379d92439811ba49b146e05c459bcecd9880a8a2989339d691b7ec8817c39b1
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCF:Ff
TLSH
T1BDB71B583F6BD2769486FEB342150E59D7034794CAC9DE0399EEE700C998DC8A2FE325
MD5 SHA1 SHA512 SSDEEP TLSH

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