e25e1830e5e4fd7e86d5af76edce940e7e5067738c0a9e39482cffedda7af733

Analysis

max time kernel
150s
max time network
153s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
31/07/2026, 03:25

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General

Target
2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe
Size 29.7MB
Sample260731-dyr2sashph
SHA256 e25e1830e5e4fd7e86d5af76edce940e7e5067738c0a9e39482cffedda7af733
MD5 2080126771542a6f6e687645e348ec91
SHA1 d18d3304c1ce644e076b76ad2e45bda7693ff601
SHA512 1a5b1b79145a327a28bb54c964bef69fcc17c6f46b699163bfeff1a58b577941a5511069c64d3e5dac869835be59f1923006ace1837a00a12e47fb36d254e0fd
SSDEEP 768:zLPJznj7Ia2ghrDTSiWozzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzv:XxDLnOi7
TLSH
T11067B72DA6A00ED9A9CCFB77CD71176068384D796C956E425B81F30DE2BEDA012BC14F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4200	lsass.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared N\lsass.exe	2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe
File opened for modification	C:\Program Files\Common Files\Microsoft Shared N\lsass.exe	2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1148	4200	WerFault.exe	88

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_2080126771542a6f6e687645e348ec91_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lsass.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1764	2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe
4200	lsass.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 1764 wrote to memory of 4200	1764	2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-07-31_2080126771542a6f6e687645e348ec91_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_2080126771542a6f6e687645e348ec91_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:1764
- C:\Program Files\Common Files\Microsoft Shared N\lsass.exe
  1
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:4200
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4200 -s 468
    3⤵
    - Program crash
    PID:1148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4200 -ip 4200
1⤵
PID:3320

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 N\lsass.exe
Size 41.7MB
SHA256 b6443c519ce8dca6ef73f2efb6ea3269c7ec1ffc370bd4b952abc240dd2d4473
MD5 8c28f89c3baa79d73008f0faacf5323c
SHA1 cfb1a35c6637198a7009db2626912522d9b4ea93
SHA512 44e715133d360c36c16fc843aa3ac3ac008f7a81a14cf6ef1fa715c59b802da6781bf4a5fc543798fb18af4c687d5bd6ffb94f82e18122ffefe87a20789ebceb
SSDEEP 768:zLPJznj7Ia2ghrDTSiWozzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzG:XxDLnOiy
TLSH
T18EA7D75DA2A01EE99DCCF637C8352BB01C340D77AC519BC26B80E64DE5FAA9015F819F
MD5 SHA1 SHA512 SSDEEP TLSH

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