7eacec704189756bb43c069045351eb3e407552731cbb5294a23b74af7c9a81a

Analysis

max time kernel
151s
max time network
147s
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, 01:38

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General

Target
2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe
Size 29.4MB
Sample260815-b2lcasdb88
SHA256 7eacec704189756bb43c069045351eb3e407552731cbb5294a23b74af7c9a81a
MD5 33e81d2ead290fac3076c20ce2efa9c6
SHA1 7e0e5fa6403440e2e594bc26261daf51a173bdd8
SHA512 78f9375f1715be6e2f1beee6b3760a61c7459cf5924372ad0c0b926e4f66367d77b36d2e08618a435ec11faa713660b18ce7ac13a5a43363f8e34fb8068b85ae
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZx:x
TLSH
T1A367B62078B17A4138B64E869DDFB7A86E33389CF6F1813386AB11FDD791A473406539
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
5096	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	2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared W\lsass.exe	2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2768	5096	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	2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4920	2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe
5096	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4920 wrote to memory of 5096	4920	2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-15_33e81d2ead290fac3076c20ce2efa9c6_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:4920
- 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:5096
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5096 -s 468
    3⤵
    - Program crash
    PID:2768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 5096 -ip 5096
1⤵
PID:5580

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 42.5MB
SHA256 0e857a7b11149c67063630610d9f75f0ebd6704eb50f4e09b6975cc8faaefdf9
MD5 07f77d501793ca3cbdc8d6e8c1059388
SHA1 049f15a34374cd01ef82ba3c6c67a479f6c98eaa
SHA512 630e354b445a0239b747435dcaf297b2478726d1ebd6329ff1cbf1f2c2f057b1ba9a9d3f328df95d87b50fd4c721a79f4f90c57fd9594373f4a3d26f99adbf6c
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZm:m
TLSH
T18CA7EA516475A991A4774FC2DD8F7F68EF13389CB7E26022C5B707FAE7C018A381A129
MD5 SHA1 SHA512 SSDEEP TLSH

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