50a2cf99a59785a33c59d3f04881264600f653d22a7862fb65c7d54979826683

Analysis

max time kernel
149s
max time network
115s
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, 21:28

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General

Target
2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe
Size 32.4MB
Sample260719-1bsfcsfx6v
SHA256 50a2cf99a59785a33c59d3f04881264600f653d22a7862fb65c7d54979826683
MD5 b898c885f4b378580b49d2a0ffc49ae4
SHA1 c6d7559b891a18e46aef5709c381ce73a25d65e2
SHA512 c6f060288568194aecfcb30d93af3dbe8541dc7145f77647fef21136eba44f9ddf2f920a48e4a563e5d47903d2ede30ffab6c60ebf1f9bf54b5d8f8312166804
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNY:jP
TLSH
T18A77C9154B56B4FE433311F606A711022E8E59EF9F224186A11137823EFE6EEF65F81E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
3344	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared L\lsass.exe	2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared L\lsass.exe	2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5724	3344	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_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4248	2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe
3344	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 4248 wrote to memory of 3344	4248	2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-19_b898c885f4b378580b49d2a0ffc49ae4_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:4248
- C:\Program Files\Common Files\Microsoft Shared L\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:3344
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3344 -s 472
    3⤵
    - Program crash
    PID:5724

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3344 -ip 3344
1⤵
PID:5236

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 L\lsass.exe
Size 47.5MB
SHA256 4c9af6ac0408014f6183d2384447357b14e7213f2de934343dbdf371e9415818
MD5 85fa33b7a5c9aa146a14c1271a961dfe
SHA1 f7f28d7c1bd9c0f81ef5aa8f4c3babb2c38b6ed2
SHA512 e046640bda3397c80501c5c3f2ccb32fa7e6b9ba37184ffd4ee5f92035ff3fcd3f2ea30746a255fadb1d318868b23d6d5e08f8df06eab1938ff2a056a4f2b6d1
SSDEEP 12288:j4NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNl:jc
TLSH
T1BFB7F9354A5BBCBE473297B691D361063D86249DD7625162B200278AFAFF1EFE14F80C
MD5 SHA1 SHA512 SSDEEP TLSH

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