9e5fac51d734d1459a50fab627c8ac2236a2f61e7bc9688f39a8ce27651f399d

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 04:46

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General

Target
2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe
Size 42.9MB
Sample260804-fd1vasv1fv
SHA256 9e5fac51d734d1459a50fab627c8ac2236a2f61e7bc9688f39a8ce27651f399d
MD5 fd811218ffcf0022d326690abbaffd7a
SHA1 34c242a05856eabfb327e5d0409b91826457896b
SHA512 3cbe77e7b7c30cb4b89b0af01eaaadec965f51d022fa026fdd9e33842c2c4ed6c6fb75fce3a03d61136788bcb996c7917bc1480a5dad2fba3ec7a9b0499e1e55
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN8:jT
TLSH
T13AA7C6AEEF1058B9C49D6DA0611A2A1DEA4D183C04CD25C38F786BFFD26593907CDAF1
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
820	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared M\lsass.exe	2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared M\lsass.exe	2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4008	820	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	2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3648	2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe
820	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3648 wrote to memory of 820	3648	2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-04_fd811218ffcf0022d326690abbaffd7a_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_fd811218ffcf0022d326690abbaffd7a_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:3648
- C:\Program Files\Common Files\Microsoft Shared M\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:820
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 820 -s 472
    3⤵
    - Program crash
    PID:4008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 820 -ip 820
1⤵
PID:4588

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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