a09b526712f90c0cad934cd65bba709aebd7c78b152e8f4609c714c1a4001d58

Analysis

max time kernel
150s
max time network
113s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
03/08/2026, 03:04

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General

Target
2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe
Size 19.4MB
Sample260803-dkrh4abl9v
SHA256 a09b526712f90c0cad934cd65bba709aebd7c78b152e8f4609c714c1a4001d58
MD5 ff05cb7dbe73c33d6f946c291d7d72d2
SHA1 e521a26df66112f7c143c7e5d2cb61f996df44b8
SHA512 f953c6fdc59c993d1ce59294814d3ee729c18571e086ae08e6150561e0b2f874d06652bcd6dbe06a45262c19d7f2e572deb86298818b17db99e8c228d50e186f
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCT:Fp
TLSH
T162277337FE6D359A6203A347898BED2030E4B1DCC597D72279428194604C76BBDAAF4F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4068	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	2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared M\lsass.exe	2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2276	4068	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	2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
6108	2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe
4068	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 6108 wrote to memory of 4068	6108	2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-02_ff05cb7dbe73c33d6f946c291d7d72d2_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:6108
- 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:4068
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4068 -s 468
    3⤵
    - Program crash
    PID:2276

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4068 -ip 4068
1⤵
PID:4284

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 M\lsass.exe
Size 32.7MB
SHA256 0ef93fbfc973febe74fe51e93cde9b8d4dada6841af15f21cb3ea36e182856f1
MD5 eb778db9970cec622351327e7f8f87a9
SHA1 6cb57e9cbda5fc40024442d0304577074f07a842
SHA512 6b45c7f858409a3f5283283ab4e1d30d5e65f01aaa6f14dca2cd0c1b2c9383c7012a30cd84f2f88df08fc5296c7dc420dbbe3dbeb4c270b347ecb04e83f80f62
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCW:FU
TLSH
T1C577E93FFFFD369A590251094FEE9C0432EAA69CC047C301AB511594914876BBF9EE2B
MD5 SHA1 SHA512 SSDEEP TLSH

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