716a5ba62ed7fd0570feaf2555664bf42756f47e9f58e04280f62084f1829c04

Analysis

max time kernel
150s
max time network
125s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/08/2026, 01:25

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General

Target
2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
Size 16.9MB
Sample260802-btceesbl7t
SHA256 716a5ba62ed7fd0570feaf2555664bf42756f47e9f58e04280f62084f1829c04
MD5 0622348315e4d707734845dff8be1fad
SHA1 2f194dfbdf326c57d70ef2c5695ac8d6aab7ffa7
SHA512 ac8a29c841505fba851e9bc01c3e94ef6f8c74e308f4eb21e9673fe69ce27cce2880035b22acdb46969a9f950615805f336dd8cdb068312194a37d8d34c11b23
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN4:jB
TLSH
T1390732C728C210E4685741E3B918114DD619CFFAA7FDC0A197FA5C288A827ADECDDDE4
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4228	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared X\lsass.exe	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4224	4228	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	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2840	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
4228	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 4228	2840	2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-01_0622348315e4d707734845dff8be1fad_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_0622348315e4d707734845dff8be1fad_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:2840
- C:\Program Files\Common Files\Microsoft Shared X\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4228
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4228 -s 472
    3⤵
    - Program crash
    PID:4224

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4228 -ip 4228
1⤵
PID:720

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 X\lsass.exe
Size 31.0MB
SHA256 27ed83813cdd0262917f886756d65c8516f35247f039e5458cd3b7eb35ddf459
MD5 c9580b4c59bdfd3240caed2a9d65e73e
SHA1 55419f0eb5caa15949cbfa43747eed42d7122fb1
SHA512 c618f73c060a80e3a624f8f0d056e997877a78657f5dfbc61d7c8a19fda8c6b8b638cae3de0f0c61d82fa8b9c06a2c7b8131792a76c8264129908377b4bdd874
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNR:j8
TLSH
T14967C78D64A508E5384B82E2B8108017CE45DEFAABF6C1B1E7D36D701E62DD89CDCDE5
MD5 SHA1 SHA512 SSDEEP TLSH

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