7c463f2a05c18a05598121303ea494c43edac4cc25a072ed8b42b07d5ecba283

Analysis

max time kernel
151s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
05/09/2026, 04:39

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General

Target
2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
Size 25.7MB
Sample260905-e91nqswhqc
SHA256 7c463f2a05c18a05598121303ea494c43edac4cc25a072ed8b42b07d5ecba283
MD5 87011368eb01da6f367563b84cff4dcd
SHA1 fe70fceec256220cadd89383584ee543ec505fad
SHA512 019b97b99e29fda5cc0cf1967073638eee144eb5deb1c11fa1f1a7cb50d706928028cb35c45e0e132083998a8ec59719592fad747ed9a025057ba7f29434c053
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNz:je
TLSH
T1874776F9A1E903CD795B45FE40BC0AB612CCEB96C14DAF4D6D858958CFEB10943A84B3
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5508	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared H\lsass.exe	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1664	5508	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	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5492	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
5508	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5492 wrote to memory of 5508	5492	2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-09-04_87011368eb01da6f367563b84cff4dcd_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-04_87011368eb01da6f367563b84cff4dcd_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:5492
- C:\Program Files\Common Files\Microsoft Shared H\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:5508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5508 -s 472
    3⤵
    - Program crash
    PID:1664

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5508 -ip 5508
1⤵
PID:2276

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 H\lsass.exe
Size 37.5MB
SHA256 807f122c2d699b057161bbbd08124d162348c739ff70e29b882dd7a781fb21f8
MD5 ef936352db17305066534e7c82cabdcd
SHA1 c6f3a1851ba2157b7e70b826248ecc5a93b57540
SHA512 dbd14099cfe0afcaaa1991dab57d115ceed3f96d0684d04f41d56e82540e268d9e2cf0d070a2cc380235f5104983f780480c42d8fc9958a9448045b6165ef6d4
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNX:ju
TLSH
T11A87EAF9A1B9429D1C954FFEC0BC0AA502C9F79A418FAF8C5586C95DCEDB2088379473
MD5 SHA1 SHA512 SSDEEP TLSH

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