2f467dfcebdebf395240871614b6757c845d4247996f16396c14318b389e95d8

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
28/05/2026, 00:21

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General

Target
2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe
Size 27.2MB
Sample260528-ankcead12t
SHA256 2f467dfcebdebf395240871614b6757c845d4247996f16396c14318b389e95d8
MD5 8d9581d9c52065d20512fecff499b591
SHA1 ac9521cdf16d9b6c865b13e351ef044f8457c347
SHA512 6e302863599cdfdb0d84f547bb37c0f8679993c35022062ff50daf5ab6605cdee2a61853724e83a6c573151a72ef88b0fe02207eae674bca25015303e6b06940
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNV:jo
TLSH
T10A574FC51AA7C27DDEAE8F268BEDD1D2C6B6E9411362B7B6E833049E814014D03F3597
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
444	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1844	444	WerFault.exe	90

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	2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
868	2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe
444	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 868 wrote to memory of 444	868	2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-05-27_8d9581d9c52065d20512fecff499b591_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-05-27_8d9581d9c52065d20512fecff499b591_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:868
- C:\Program Files\Common Files\Microsoft Shared O\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 444 -s 428
    3⤵
    - Program crash
    PID:1844

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 444 -ip 444
1⤵
PID:5028

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 O\lsass.exe
Size 39.2MB
SHA256 82c2fa2da6d2d39fb8b0f076ae3aea0415afa3b16daed07cf91709e658a01d44
MD5 de59ac1ad6bd23fa8017db34a445b02c
SHA1 87c68674cc5cfd662525b72470a8684a84a1724b
SHA512 e8c9c8d2f626f013aca4ff39a18570c49ef76e1dae0b5e1fdaf7a6885b8629306c0aae8ca79da59b55dc35346717c4a7b48951ed7f329f76ba5190568ab845a6
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNs:jz
TLSH
T1CB97D9C11A97C32D5E6DCA3697FDA297D4F6F6451313BF6ABC230889D38414403F2A9A
MD5 SHA1 SHA512 SSDEEP TLSH

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