c6fb05b4bd1aa47ea054d8fb8c978d8181bbf4cd5ed9ad88e22bb2d8dedf6b26

Analysis

max time kernel
148s
max time network
151s
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, 01:19

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General

Target
2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe
Size 31.4MB
Sample260801-bprzbavcle
SHA256 c6fb05b4bd1aa47ea054d8fb8c978d8181bbf4cd5ed9ad88e22bb2d8dedf6b26
MD5 b1a0d6076fe55535c435c362031141da
SHA1 742d97eb105174c2a1dfdf46c417d1180c253b58
SHA512 c5d3271c4d930f67542be8b34c8287d8335048cc5087a22bfb172bca5e58e85820b15b5470cc8083b38af2def46828697c3155b12a6742b913b3a2a66c9641db
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCY:FC
TLSH
T1E677C9A4D7FAA87ADBB315A40258B9F1D5158835F628EB0E002C3D40D3766D37B26EC7
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
844	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared G\lsass.exe	2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4992	844	WerFault.exe	85

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	2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2172	2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe
844	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 844	2172	2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe	85

C:\Users\Admin\AppData\Local\Temp\2026-07-31_b1a0d6076fe55535c435c362031141da_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_b1a0d6076fe55535c435c362031141da_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:2172
- C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:844
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 844 -s 420
    3⤵
    - Program crash
    PID:4992

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 844 -ip 844
1⤵
PID:368

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

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Downloads

lsass.exe

Path C:\Program Files\Common Files\Microsoft Shared G\lsass.exe
Size 45.0MB
SHA256 40054caad014ab89debced51409d3612b9f847c873ee1f5bc907f5dd61156110
MD5 3d28ecc8444353a5cd602c1d9fe21dfe
SHA1 03001f730960fcaf0756630094de0c7a090c2e79
SHA512 77268caacae460fa183ec8a571eeaf83e7d70ebe9f1d29348be3a505c854ec772448d5a036cec7f8f134207036c58af7e3a8bf010548691106d74c1a870d3110
SSDEEP 12288:FOCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCh:FL
TLSH
T151A7E8B4ABFA2CB8E7730ABC079479B1F911C831F624AF9A103C6D4593772426719DC6
MD5 SHA1 SHA512 SSDEEP TLSH

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