1c1829ad6f9480243b1cc576393e2dc72730f8e603c9c852424cc64db5bc1fc9

Analysis

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

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
29/07/2026, 21:23

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General

Target
2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe
Size 18.9MB
Sample260729-z8e1vsshpe
SHA256 1c1829ad6f9480243b1cc576393e2dc72730f8e603c9c852424cc64db5bc1fc9
MD5 12555f0efaf365f62fa59c17376198d0
SHA1 259e453392815fef646eddb2c8b6b97131be6b17
SHA512 8d22018cf508269f80c2e0f866bd91576d41e307701509e7032c2e8778620df25bbeb091314b4a5efbab382b947855d86662c715252fb14d7662effd00395405
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNe:jh
TLSH
T1E017555B0C76565D812B6EAB33070067278ED384B672DE972BD6C0B82DF4389C1DE25B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2416	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared S\lsass.exe	2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3684	2416	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	2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2908	2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe
2416	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 2416	2908	2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-29_12555f0efaf365f62fa59c17376198d0_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-29_12555f0efaf365f62fa59c17376198d0_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:2908
- C:\Program Files\Common Files\Microsoft Shared S\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2416
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2416 -s 472
    3⤵
    - Program crash
    PID:3684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2416 -ip 2416
1⤵
PID:5776

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 S\lsass.exe
Size 31.7MB
SHA256 9483d2658ea80dd3d126e4319301df6ca2e2ef2dbcdf16d4b2440388f74abcbf
MD5 96be3f9f2e7ef5ececf2a54b627c3ea0
SHA1 fd115127a8a6f70be90903b69098904ea35fe494
SHA512 899e9254004a7a3e41fc5b956b8ac3e5ce670f3d894939e4439bea5620736f5425c5abc109081e3c20e820d144a6a8b52db3026b82e8e01997ba61714410ea49
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNZ:jI
TLSH
T152778217093B1A4D80672EAB735614132A8EA28076F7E99327D75178BCF079DC1CF29B
MD5 SHA1 SHA512 SSDEEP TLSH

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