2699ecbf3f88b1d8140ea8f64f4ebce48958a73dd7235eb1cd5e84a2400103fd

Analysis

max time kernel
150s
max time network
127s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
04/08/2026, 08:50

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General

Target
2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe
Size 14.8MB
Sample260804-krm8ksbn2x
SHA256 2699ecbf3f88b1d8140ea8f64f4ebce48958a73dd7235eb1cd5e84a2400103fd
MD5 fa2d1812838c87cfefef0da4b7333e9d
SHA1 6aff902247f71c7ed9b41607cbd6037b036e1790
SHA512 1d198563cc8bde22980664d5b08e5c95602caf1d9200c86b708e0fadc25972045e98707a728860fb3eeef5c8ad3aeb6019780c1ef10f25a46a735f3d2168289d
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN0:j9
TLSH
T13AF624AD10706AB66280DD303CBE57496C4E3F8663B8D8981D4FDD3C5A6AC8F169FC94
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4092	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe
File created	C:\Program Files\Common Files\Microsoft Shared R\lsass.exe	2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5768	4092	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	2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2592	2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe
4092	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2592 wrote to memory of 4092	2592	2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_fa2d1812838c87cfefef0da4b7333e9d_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:2592
- C:\Program Files\Common Files\Microsoft Shared R\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4092
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4092 -s 280
    3⤵
    - Program crash
    PID:5768

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4092 -ip 4092
1⤵
PID:4248

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 R\lsass.exe
Size 27.6MB
SHA256 6448172aef767693c444592b4426867d2a4b4a689df195d882cf433a05f265be
MD5 d691b8a551f3fa3b5491d03b9e8ab704
SHA1 d693171f583a47efc5396ab61c7035e7ab9f691c
SHA512 b8787c49ae337ca86942fe01dc3d13cd6c038f0e0d18284e119019f9e25c4c238bca3a0a30c1791975dbdafdf141dc6c02053ebd5ad014aeda78e58dfcdb6d85
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNj:jI
TLSH
T12C57A4F9097577B126088D387CBA1A4A7D8D3FD16638E0D52E59C93D9F1288E1BAFC40
MD5 SHA1 SHA512 SSDEEP TLSH

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