c4797ed30fd17cb4926ce4f4308fd66ecc2d46d935182810ae841675b715c7ed

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
06/08/2026, 02:21

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General

Target
2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe
Size 40.1MB
Sample260806-cs88fafd43
SHA256 c4797ed30fd17cb4926ce4f4308fd66ecc2d46d935182810ae841675b715c7ed
MD5 3284e020a6e358cc8456ddb6edb415c0
SHA1 2143525dd56d7c3d751a5e7cbb82e382737e69c1
SHA512 c5c615a8426950f3fb889d5a6495f883f7c89dfd65674eaa57776d6dcb39a2f426de213ab529340d152b3af9aece3d3ce9defb6134fa762877e2be64ecfe4b0d
SSDEEP 98304:9nZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZZ6:6
TLSH
T10A97B5C374999D9E8BD422BF5700645360A3BFFCFC7C9522260E0B3FD9B9A59AE44508
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4360	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	2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared O\lsass.exe	2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2416	4360	WerFault.exe	87

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	2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3036	2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe
4360	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 4360	3036	2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe	87

C:\Users\Admin\AppData\Local\Temp\2026-08-05_3284e020a6e358cc8456ddb6edb415c0_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-05_3284e020a6e358cc8456ddb6edb415c0_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:3036
- 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:4360
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4360 -s 224
    3⤵
    - Program crash
    PID:2416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4360 -ip 4360
1⤵
PID:2576

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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