fd244c6da7ce182e93481928ea382008e39ac3da580436e8ceb89d7ebf809898

Analysis

max time kernel
150s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
19/07/2026, 22:24

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General

Target
2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe
Size 22.0MB
Sample260719-2bfl8sd13k
SHA256 fd244c6da7ce182e93481928ea382008e39ac3da580436e8ceb89d7ebf809898
MD5 64124102d2986959609ae15893dd37f0
SHA1 6f59f9b6717c71de9651df2682dab82318f84316
SHA512 d231b5e1440e02ae32ab6bf1f80d279dcbb4b2d87cb1d178be393d95fd2d31afe58f3f33029afe9c4756c9ad2f291e88969b0e350ec423bc208d9102b7adb131
SSDEEP 384:zLMiPJznj7+1gfY1+2I1r8UTEjXgkWUKpQq6i:zLPJznj7IMhrDTShWB
TLSH
T1E23750BC1091C8028AAC54F311DE78440690853A79FC5CE8B9BB45AE5CBE95EDDE3B4F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4776	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared A\lsass.exe	2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared A\lsass.exe	2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4104	4776	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	2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4840	2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe
4776	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4840 wrote to memory of 4776	4840	2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-19_64124102d2986959609ae15893dd37f0_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-19_64124102d2986959609ae15893dd37f0_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:4840
- C:\Program Files\Common Files\Microsoft Shared A\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4776
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 476
    3⤵
    - Program crash
    PID:4104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4776 -ip 4776
1⤵
PID:5088

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 A\lsass.exe
Size 33.7MB
SHA256 550a16b8a7f299e869da0282dd1dcdff74748272bc1a128ab5f1087a9ef6b2e5
MD5 f93c3cea1f676a94ca9f1255ee34455d
SHA1 28ba7a885ffc7cce0627ae6668c19af0ebc272c8
SHA512 b8243e685212784be018b850d7c4e6eaa011c1689b4ffca64fdf9d68ce7885d6b9e27ba48d9689eddc05c5e298e79988b63ba09ce5d796e17d9d3c768a69ad5d
SSDEEP 3072:XxDChe333333333333333333333333333333333333333333333333333333333S:XxGhb
TLSH
T10D77B4BC259AA4104ACCE4A309EF24605711847534FC1FC5BAAB85EE5C7E90DF993B3E
MD5 SHA1 SHA512 SSDEEP TLSH

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