8f06c3e3e443583584d4d0fa23f7e19ce648ddfc3e6abd6a0b2387d1d26a23a9

Analysis

max time kernel
149s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
01/08/2026, 03:50

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General

Target
2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe
Size 4.7MB
Sample260801-eecy7adc56
SHA256 8f06c3e3e443583584d4d0fa23f7e19ce648ddfc3e6abd6a0b2387d1d26a23a9
MD5 066cb0a18b17ced395d22e89a8bb5684
SHA1 ca7b3c8c854f5990e93a6ec3f4be17753ceffe98
SHA512 57ff8b2554321cff954a0799aadb7c63fcc5781aaad155476ee288669503b5418b9356520f8d1537f0e81f166b929927b92650cfb286e22c27791ed7b94ce182
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ0:0
TLSH
T1C436B6A6084B27C0F69F5F2B9E77DCBF026291EC083A137D928361385FDF5C95958A42
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4980	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared E\lsass.exe	2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4836	4980	WerFault.exe	86

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_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4428	2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe
4980	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4428 wrote to memory of 4980	4428	2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe	86

C:\Users\Admin\AppData\Local\Temp\2026-08-01_066cb0a18b17ced395d22e89a8bb5684_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_066cb0a18b17ced395d22e89a8bb5684_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:4428
- C:\Program Files\Common Files\Microsoft Shared E\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4980 -s 420
    3⤵
    - Program crash
    PID:4836

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4980 -ip 4980
1⤵
PID:3168

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 E\lsass.exe
Size 16.6MB
SHA256 18072f7adae0277e6269c0047b3b29c43484f71e0c951e729b95d276bb0425fa
MD5 d4d15afd713b9de7a491b5b6a32310ab
SHA1 fc2aa5b6f14508efbfdda74133907d91eb5c5c39
SHA512 94bc50ffbf11238112b3e6d99abc42bfabb4537cf13ae6af4dc8f45bab1d159a644e19f5a3a0b07b6e7bcd76f9e44bd72ba888633ca08e263149b2df4159bb0a
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZL:L
TLSH
T1490786E9C87A6ECD0376FB714D4B25C0CA3BE9C690326BBC53D71A54A0DF11A2272D16
MD5 SHA1 SHA512 SSDEEP TLSH

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